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entitled 'Aviation Security: FAA Needs to Update Curriculum and 
Certification Requirements for Aviation Mechanics' which was released 
on March 18, 2003.



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Report to the Ranking Democratic Member, Committee on Transportation 

and Infrastructure, House of Representatives:



March 2003:



Aviation Safety:



FAA Needs to Update the Curriculum and Certification Requirements for 

Aviation Mechanics:



GAO-03-317:



GAO Highlights:



Highlights of GAO-03-317, a report to the Ranking Democratic Member, 

House Committee on Transportation and Infrastructure



Why GAO Did This Study:



The safety of millions of airline passengers depends in part on 

aviation mechanics—known as A&P mechanics—that are certified to 

inspect, service, and repair the aircraft’s body (airframe) and/or 

engine (powerplant).  FAA establishes the requirements to become 

certified as an A&P mechanic.

  

Concerns have been raised in the aviation industry about having a 

sufficient number of A&P mechanics over the long term.  GAO was asked 

to determine how many aircraft mechanics and service technicians the 

Bureau of Labor Statistics (BLS) projects will be employed in 2010, 

and the reasonableness of that projection; the sources that supply 

and train A&P mechanics and the likelihood that they will provide a 

sufficient number through 2010; and what is being done by FAA and the 

aviation industry to ensure that the skills of A&P mechanics are 

sufficient to work on technologically advanced aircraft? 



What GAO Found:



BLS projects that there will be about 184,000 aircraft mechanics and 

service technicians employed in the United States in 2010, an 

increase of 17 percent from the number employed in 2000.  We reviewed 

the methodology and assumptions used by BLS to make the employment 

projections and found the resulting projection to be reasonable.  



A&P mechanics will continue to be supplied and trained by the civilian 

workforce, the military, and the 175 FAA-approved aviation maintenance 

technician schools.  About 58 percent of the  47,500 A&P mechanics that 

were certified by FAA between 1996 and 2001 were trained in aviation 

maintenance in the military or on-the-job, and the remaining 42 

percent attended FAA-approved schools.  Officials of the major 

commercial air carriers anticipate a sufficient supply of A&P mechanics 

from these same sources through 2010, citing their ability to contract 

out work to repair stations and to adjust wages and benefits to attract 

the employees that they need.  This latter approach is consistent with 

economic literature on labor markets, which indicates that most 

employers take such actions to attract and retain needed workers.  

Eleven of 15 participants on an industry/government panel we convened 

believe that employers may have difficulty hiring A&P mechanics in 

2010.  According to officials at major airlines, when such a situation 

has occurred in the past, their companies responded by raising 

salaries and improving benefits to attract the mechanics that they 

needed.



FAA develops the minimum curriculum requirements for A&P mechanics 

attending aviation maintenance technician schools.  However, the 

curriculum has not changed significantly in over 50 years.   Industry 

officials believe that the curriculum is obsolete geared toward 

smaller less complex aircraft, and does not provide enough instruction 

on the materials and technology used on modern aircraft that 

transports the majority of the flying public.



What GAO Recommends:



FAA should review the required curriculum at aviation maintenance 

technician schools, identify courses that do not reflect widely used 

aircraft technology and materials and either de-emphasize or replace 

them.  Also, FAA should ensure that changes to the required 

curriculum are reflected on the A&P certification examination.



www.gao.gov/cgi-bin/getrpt?GAO-03-317.



To view the full report, including the scope

and methodology, click on the link above.

For more information, contact Gerald L. Dillingham (202) 512-3650 or 

dillinghamg@gao.gov.



Letter:



Results in Brief:



Background:



BLS Projection of Increased Employment in 2010 Appears Reasonable:



Traditional Sources That Supply and Train A&P Mechanics Should Be 

Adequate through 2010:



FAA-developed Curriculum Does Not Cover Technologically Advanced 

Aircraft:



Conclusions:



Recommendations for Executive Action:



Agency Comments:



Appendixes:



Appendix I: Objectives, Scope, and Methodology:



Appendix II: Survey of Aviation Mechanics Stakeholder Panel--

Overall Reponses to Survey Questions:



Appendix III: Survey of Aviation Mechanics Stakeholder Panel--

2nd Round:



Appendix IV: Responses from A&P Mechanics:



Appendix V: Responses from Aviation Mechanics Students:



Appendix VI: GAO Contacts and Staff Acknowledgements:



GAO Contacts:



Staff Acknowledgments:



Tables:



Table 1: Number of A&P Certificates Issued to FAA-approved School 

Trained and Nonschool Trained Mechanics, 1996-2001:



Table 2: Number of Certificates Issued by FAA, 1996 -2001:



Table 3: FAA Initiatives to Improve the Qualifications of Mechanics:



Table 4: Organizations Represented on the Stakeholder Panel:



Table 5: Interview Locations and Organizations:



Abbreviations:



A&P: Airframe and Powerplant:



BLS: Bureau of Labor Statistics:



FAA: Federal Aviation Administration:



DOD: Department of Defense:



DOT: Department of Transportation:



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Letter March 6, 2003:



The Honorable James L. Oberstar

Ranking Democratic Member

Committee on Transportation and Infrastructure

House of Representatives:



Dear Mr. Oberstar:



The safety of millions of air passengers depends on the abilities of a 

specialized group of aviation mechanics who are responsible for 

ensuring the airworthiness of about 200,000 civilian aircraft. These 

aviation mechanics inspect, service, and repair the planes’ bodies 

(airframe) and/or engines (powerplant). Mechanics who are certified to 

work on both the airframe and powerplant are commonly known as A&P 

mechanics. Airframe and/or powerplant mechanics have final authority in 

certifying that a plane is airworthy and approving its return to 

service. The Federal Aviation Administration (FAA) is responsible for 

establishing the minimum requirements to become an A&P mechanic, 

authorizing and providing oversight to the 175 schools that teach 

prospective A&P mechanics, and establishing the schools’ core 

curriculum. In addition, FAA certifies private individuals, called 

designated mechanic examiners, to test aviation A&P candidates on their 

knowledge of servicing an aircraft’s airframe and powerplant, and to 

issue temporary mechanic certificates that indicate the candidates have 

successfully met the requirements for certification. FAA issues 

permanent A&P certificates to mechanics.[Footnote 1]



Prior to September 11, 2001, there was concern within the aviation 

industry that there would not be a sufficient number of A&P mechanics 

available in the future. That concern abated temporarily with the 

decrease in air traffic and subsequent lay offs of mechanics, but may 

return as traffic levels begin to return to pre-September 11 levels. 

This report responds to your request for information on the prospects 

of having a continued adequate supply of qualified aviation mechanics. 

Specifically, we agreed to address the following questions: (1) How 

many aircraft mechanics and service technicians does the Bureau of 

Labor Statistics (BLS) project will be employed in 2010, and how 

reasonable is that projection? (2) What are the sources that supply and 

train A&P mechanics and the likelihood that they will provide a 

sufficient number of mechanics through 2010? and (3) What is being done 

by FAA and the aviation industry to ensure that the skills of A&P 

mechanics are sufficient to work on technologically advanced aircraft?



To address these questions, we obtained and analyzed information from a 

variety of sources. From BLS, we gathered data on how it develops 

estimates of current employment and projections of future employment 

for individual occupations, including aircraft mechanics and service 

technicians.[Footnote 2] In addition, we examined legislative and 

administrative requirements for the A&P certification and curriculum 

and obtained and analyzed FAA data on the number of airframe and/or 

powerplant certificates that have been issued between 1996 and 2001. We 

also obtained data from the United States Coast Guard, Navy, Army, Air 

Force, and Marine Corps on the number of military personnel that have 

the designation of aviation mechanics and information on their duties 

and job requirements. In addition, we identified 17 industry and 

government organizations representing A&P mechanics; businesses that 

employ A&P mechanics; A&P schools; and FAA, which certifies the 

mechanics. Officials from these organizations participated on a 

stakeholder panel that provided their groups’ views on the employment 

and training of A&P mechanics, the A&P curriculum of FAA-approved 

aviation maintenance technicians school, and A&P certification 

standards. To obtain information on certifying, hiring, training, and 

employing A&P mechanics, we interviewed officials from FAA, the 

Department of Defense (DOD), and eight major commercial carriers. In 

addition, we obtained information on hiring, training, and employing 

A&P mechanics from regional airlines, fixed-based operations,[Footnote 

3] repair stations,[Footnote 4] and FAA-approved aviation maintenance 

technician schools in the Washington, D.C., area, Atlanta, Dallas, 

Seattle, Orlando, Daytona Beach, Fort Eustis, VA, and Oklahoma City. We 

conducted our review in accordance with generally accepted government 

auditing standards. Appendix I contains additional information on our 

scope and methodology.



Results in Brief:



BLS projects that there will be about 184,000 aircraft mechanics and 

service technicians employed in the United States in 2010, which we 

believe is a reasonable estimate based on our review of the process 

used by BLS to make this projection. The aircraft mechanics and service 

technicians’ category that BLS uses includes A&P mechanics that 

specialize in the maintenance and repair of an aircraft’s airframe and 

powerplant, repairmen, and others who work on aircraft.[Footnote 5] 

BLS’ projection amounts to a 17-percent increase over the number the 

agency reported employed in 2000, or an average annual average increase 

of about 2,600 aircraft mechanics and service technicians. BLS derived 

its projection from a multi-step process in which the employment of 

aircraft mechanics and service technicians is influenced by factors 

such as the projected demand for air travel. In addition, BLS considers 

trend data on hiring, enrollment in aviation maintenance technician 

schools, and information provided by aviation industry participants in 

making its projections. There is always uncertainty associated with 

projections such as those made by BLS because they depend on 

assumptions about key economic factors, and the actual values of these 

factors may differ from the estimated values.



The sources that will supply and train A&P mechanics are the civilian 

workforce, the military, and FAA-approved aviation maintenance 

technician schools. About 58 percent of the 47,500 A&P mechanics who 

were issued certificates between 1996 and 2001 were trained in aviation 

maintenance in the military or on-the-job, and the remaining 42 percent 

attended FAA-approved aviation maintenance technician schools. 

Officials of the major commercial air carriers, the largest employer of 

A&P mechanics, as well as officials from regional and business air 

carriers, anticipate there will be a sufficient supply of A&P mechanics 

from these same sources through 2010, citing their ability to contract 

out repair and servicing work to repair stations, and the ability to 

adjust wages and benefits to attract the employees that they need. This 

approach is consistent with economic literature on labor markets that 

indicates that most employers, regardless of the industry that they 

represent, take such actions to attract and retain the workers that 

they need. Many participants (11 of 15) in our stakeholder panel 

believe that employers may have difficulty hiring A&P mechanics in 

2010. According to officials at major airlines, when such a situation 

has occurred in the past, their companies responded by raising salaries 

and providing other incentives to attract mechanics that they needed.



FAA is responsible for developing the minimum requirements for the A&P 

curriculum at the 175 FAA-approved aviation maintenance technician 

schools nationwide, but it has not made significant changes to the 

schools’ curriculum in more than 50 years. According to most of the 

representatives of the aviation industry that we interviewed, overall, 

the curriculum provides a solid basic introduction to aircraft repair 

and maintenance. However, they also believe that the curriculum is 

outdated, and geared toward systems and materials on smaller, less 

complex aircraft that are rarely used by most of the flying public. 

Representatives of the major air carriers told us that since the 

aviation maintenance technician schools do not provide enough 

instruction on the materials and technology used by modern commercial 

aircraft, they provide on-the-job training to their mechanics. FAA 

proposed changes to the A&P curriculum and certification processes in 

1994 and 1998, when it issued notices of proposed rulemaking but 

negative comments on specific items in the proposals, such as a 

requirement that mechanics have recurrent training, caused FAA to 

withdraw the proposals. FAA officials told us that there are no 

immediate plans to reissue the proposals. Since FAA is responsible for 

ensuring that minimum requirements taught at the aviation maintenance 

technician schools address current conditions, we are recommending that 

FAA review the minimum A&P curriculum required for FAA-approved 

aviation maintenance technician schools, and identify courses that do 

not reflect widely used aircraft technology and materials on commonly 

flown aircraft. These courses should be de-emphasized or replaced with 

courses that address current conditions. We also recommend that FAA 

ensure that changes to the A&P school curriculum are reflected on the 

mechanic’s certification examination, thus ensuring that all candidates 

for the A&P certificate meet the same standards. FAA and BLS generally 

agreed with our findings and FAA agreed to consider our recommendation.



Background:



Some members of the aviation industry expressed concern about a 

potential shortage of qualified aviation mechanics. Aviation mechanics 

(also called “airframe and powerplant” or “A&P” mechanics) who 

specialize in and are certified to inspect, service, and repair the 

bodies (airframe) and engines (powerplant) of civilian aircraft are a 

critical component of aviation safety because they are responsible for 

ensuring that aircraft are in peak operating condition and can be used 

to safely transport people and cargo. If an A&P mechanic fails to 

perform the required services before an aircraft departs, it could 

compromise the safety of the aircraft, passengers, and cargo. For 

example, in examining the January 2000 Alaska Airlines crash of Flight 

261, the National Transportation Safety Board determined that 

maintenance irregularities were among the contributing factors to the 

crash. Concerns about the sufficiency of the number of specialized 

personnel in the aviation industry have not been limited to aviation 

mechanics. In a recent report on air traffic controllers, for example, 

we identified likely future attrition scenarios involving that 

workforce, and recommended that FAA better prepare for responding to 

them.[Footnote 6]



A&P mechanics inspect and repair engines, landing gear, instruments, 

pressurized sections, and other parts of the aircraft. They are also 

responsible for providing routine maintenance and replacement of 

aircraft parts; repairing sheet metal or composite surfaces; and 

checking for corrosion, distortion, and cracks in the fuselage, wings, 

and tail. After completing the work, A&P mechanics must test parts and 

equipment to ensure that they work properly, and then they can 

authorize the aircrafts’ return to service. The mechanics often work 

under time pressure to maintain flight schedules.



To receive A&P certification, candidates must first successfully 

complete a minimum of 1,900 hours of classroom instruction at any of 

the 175 FAA-approved aviation maintenance technician schools or acquire 

documented evidence that they have at least 30 months of on-the-job 

training or experience working with aircrafts’ engines and bodies. FAA 

developed the core curriculum on repairing and maintaining aircraft 

used at the aviation maintenance schools. A&P candidates must then pass 

written and oral tests and demonstrate through a practical test that 

they can do the work authorized by the certificate. For example, 

candidates must show proficiency in working on items such as aircraft 

structures, landing gears and components, and powerplant maintenance.



FAA administers the written examination and certifies private persons, 

called designated mechanic examiners, located throughout the country to 

administer the oral and practical tests to candidates. When a candidate 

successfully completes the certification examination, the examiner 

issues a temporary A&P mechanic certificate. The examiner submits the 

newly certified A&P mechanic’s file to an FAA field office for initial 

review and, if approved there, the file is sent to the FAA’s Airman 

Certification Branch, in Oklahoma City. FAA issues the permanent A&P 

certificate to mechanics who successfully pass all parts of the 

examination. The examiners charge a fee, which is not set or regulated 

by FAA, to the applicants taking the examination. FAA is responsible 

for overseeing the examiners, and both FAA and the Department of 

Transportation (DOT) Inspector General found abuses in the 

past.[Footnote 7]



While most aircraft mechanics are employed by the nation’s air 

carriers, others work for repair stations, corporate flight 

departments, fixed-based operations,[Footnote 8] air taxi and charter 

services, the federal government, and aircraft manufacturers. Within 

the aviation industry, the major commercial airlines, corporate flight 

departments, and aircraft manufacturers offer the highest salaries for 

A&P mechanics, while salaries for mechanics who work in regional 

airlines, fixed-based operations, and training facilities tend to be 

lower. BLS estimates that the average salary of aircraft mechanics and 

service technicians nationwide was about $41,000 in 2000. According to 

representatives of some major commercial air carriers, salaries for 

aviation mechanics vary within the occupation and are based on factors 

such as the number of certifications the mechanics possess and the 

sector of the aviation industry in which they are employed. Generally, 

mechanics who are A&P certified earn more than those having other types 

of aviation mechanic’s certificates.[Footnote 9] According to BLS, the 

mean hourly wage in 2000 for aircraft mechanics and service technicians 

was $19.49. Officials of the eight major commercial air carriers that 

we spoke with told us that they offer A&P mechanics an hourly salary 

rate ranging between $16.50 and $37.00. The hourly salaries for 

aviation mechanics employed with nine regional airlines, repair 

stations, and fixed-based operations that we contacted ranged from 

$11.50 to $30.00.



FAA data show that as of May 2002, there were 268,996 certified A&P 

mechanics, 14,984 certified airframe mechanics, and 10,421 certified 

powerplant mechanics nationwide under the age of 70.[Footnote 10] In 

addition, 38 percent of these certified A&P mechanics are between the 

ages of 50 and 70 years old; 35 percent are between 39 and 49 years; 

and 27 percent are between 18 and 38 years old. There are also about 

80,000 FAA-certified repairmen and an unknown number of noncertified 

repairmen that are supervised by A&P mechanics at FAA-approved repair 

facilities, fixed-based operations, and airlines. Neither government 

nor industry maintains data on the total number of noncertified 

repairmen who work in aviation maintenance.



BLS Projection of Increased Employment in 2010 Appears Reasonable:



As the federal government’s primary source of data on the national 

labor market, BLS determines the current employment in various 

occupations in a given year, and it makes biennial projections of the 

number of future employees nationwide in various occupations over a 10-

year period. According to BLS data, at the end of 2000, about 77 

percent (or about 122,000) of the nation’s 157,884 aircraft mechanics 

and service technicians were employed in the aviation industry by 

entities such as air carriers, airports, and aircraft parts businesses. 

BLS’ projection does not distinguish between certified and noncertified 

aircraft mechanics and service technicians. About 51 percent (or about 

80,500) of the aircraft mechanics and technicians worked for the 

nation’s air carriers, according to BLS. The remaining 49 percent 

worked outside of the air carrier industry.



In December 2001, BLS projected that the number of aircraft mechanics 

and service technicians employed in the United States would increase to 

about 184,000 in 2010, an overall 17 percent increase (or about 2,630 

employees per year) over the 157,884 aircraft mechanics and service 

technicians that were employed in 2000.[Footnote 11] In its projections 

for 2010, BLS estimates that the overall percentage of aircraft 

mechanics and service technicians employed in the aviation industry 

will increase to 80 percent, and the percentage of aircraft mechanics 

and service technicians employed by the air carriers would increase to 

about 54 percent.



BLS’ Process for Projecting Future Employment Appears Reasonable:



BLS’ projection of future employment for aircraft mechanics and service 

technicians appears reasonable based on our review of the agency’s 

process for making the projection. To estimate future employment in 

various occupations, BLS uses historical data, an input-output 

matrix[Footnote 12] for the economy, and forecasts of key economic 

factors such as economic growth by sector of the economy and labor 

participation rates, to estimate the output of numerous industries and 

the number of people employed by those industries. As a result, 

projected employment in an industry is influenced by the projected 

demand for the goods and services produced by that industry. For 

example, the projected employment of aircraft mechanics and service 

technicians is influenced by the projected demand for air travel.



BLS produces a baseline estimate of employment by occupation in each 

industry by assuming that the industry’s projected employment in the 

forecast year will be divided among occupations in the same proportions 

as it was divided in the last historical year available. For example, 

if employment in an industry is expected to increase by 10 percent, 

then the baseline estimate would show that employment for each 

occupation in that industry would increase by 10 percent. Total 

employment within an occupation is derived by adding the estimates for 

each industry in which members of that occupation are employed. BLS 

occupation specialists then consider whether the distribution of 

employment across occupations in the various industries will change by 

the forecast year. For the occupation category of aircraft mechanics 

and service technicians, the BLS occupation specialist obtains 

information on factors influencing the supply and demand of these 

workers from many sources, including trend data on hiring; enrollment 

in aviation maintenance technician schools; and discussions with 

various industry participants, including employers, workers, FAA 

officials, and operators of aviation maintenance technician schools. On 

the basis of this information, BLS concluded that by 2010 aviation 

mechanics and service technicians will be more productive due to 

greater use of automated inventory control and modular systems by air 

carriers, which will speed repairs and parts replacement. As a result, 

BLS adjusted its 2010 projection for aircraft mechanics and service 

technicians downward from its baseline. Since projections such as these 

depend on numerous assumptions, there is always uncertainty associated 

with them. For example, if the overall growth rate of the economy, one 

of the factors underlying BLS’ projections, were to differ from the 

rate assumed in BLS’ models, then actual employment in various 

occupations in 2010 will differ from the agency’s expectations. 

Nevertheless, BLS has constructed its projection on a comprehensive set 

of factors and employed a sound methodology to analyze those factors.



Traditional Sources That Supply and Train A&P Mechanics Should Be 

Adequate through 2010:



According to FAA and aviation industry officials, A&P mechanics will 

continue to come from FAA-approved aviation maintenance technician 

schools, the military, and the civilian workforce, and officials of the 

major commercial air carriers, the largest employer of A&P mechanics, 

as well as those from regional and business air carriers anticipate a 

sufficient number of mechanics from these sources through 2010. In 

addition, some air carriers will contract out their aircraft repair and 

servicing needs to repair stations, which can operate with fewer A&P 

mechanics. Most of our stakeholder panelists believe that employers may 

have difficulty hiring A&P mechanics in 2010. Aviation industry 

employers maintain that, as they have done in the past, they will 

adjust salaries and benefits to attract the mechanics that they need, 

consistent with economic literature on how labor markets typically 

operate.



Civilian Workforce, Military Service, and Aviation Maintenance 

Technician Schools Are Sources of Training for A&P Mechanics:



According to FAA officials, A&P mechanics received their aviation 

maintenance training either in the civilian workforce, during military 

service, or after completing a prescribed curriculum at an FAA-approved 

aviation maintenance technician school. As table 1 shows, from 1996 

through 2001,[Footnote 13] FAA issued nearly 47,500 A&P certificates, 

which represents about 7,900 A&P certificates annually. About 58 

percent of these certificates were granted to A&P mechanics who were 

trained in the military or during civilian employment.[Footnote 14] The 

remaining 42 percent of the A&P certificate holders attended FAA-

approved aviation maintenance technician schools.



Table 1: Number of A&P Certificates Issued to FAA-approved School 

Trained and Nonschool Trained Mechanics, 1996 - 2001:



Year Issued: 



Year Issued: 1996; Number of A&P certificates issued to FAA-approved 
school 

attendees: 2,792; Number of A&P certificates issued to nonschool 

mechanics: 4,776; Total A&P certificates issued: 7,568[A].



Year Issued: 1997; Number of A&P certificates issued to FAA-approved 
school 

attendees: 2,234; Number of A&P certificates issued to nonschool 

mechanics: 5,302; Total A&P certificates issued: 7,536.



Year Issued: 1998; Number of A&P certificates issued to FAA-approved 
school 

attendees: 3,003; Number of A&P certificates issued to nonschool 

mechanics: 5,142; Total A&P certificates issued: 8,145.



Year Issued: 1999; Number of A&P certificates issued to FAA-approved 
school 

attendees: 3,610; Number of A&P certificates issued to nonschool 

mechanics: 4,489; Total A&P certificates issued: 8,099[A].



Year Issued: 2000; Number of A&P certificates issued to FAA-approved 
school 

attendees: 4,187; Number of A&P certificates issued to nonschool 

mechanics: 4,155; Total A&P certificates issued: 8,342[A].



Year Issued: 2001; Number of A&P certificates issued to FAA-approved 
school 

attendees: 4,221; Number of A&P certificates issued to nonschool 

mechanics: 3,567; Total A&P certificates issued: 7,788[A].



Total; Number of A&P certificates issued to FAA-approved school 

attendees: 20,047; Number of A&P certificates issued to nonschool 

mechanics: 27,431; Total A&P certificates issued: 47,478[A].



[A] Amount differs from that shown in table 2. According to FAA, the 

discrepancy was caused by database request dates. The database is 

continually changing to reflect the issuance of new or updated 

certificates.



Source: FAA.



[End of table]



Over the same period, FAA issued almost 20,000 individual airframe or 

powerplant certificates. Table 2 shows the number of aviation 

mechanics’ certificates issued between 1996 and 2001.



Table 2: Number of Certificates Issued by FAA, 1996 - 2001:



Year issued: 1996; Number of airframe only certificates issued: 1,973; 

Number of powerplant only certificates issued: 883; Number of both A&P 

certificates issued: 7,569[A]; Total certificates issued: 10,425.



Year issued: 1997; Number of airframe only certificates issued: 2,017; 

Number of powerplant only certificates issued: 964; Number of both A&P 

certificates issued: 7,536; Total certificates issued: 10,517.



Year issued: 1998; Number of airframe only certificates issued: 2,292; 

Number of powerplant only certificates issued: 947; Number of both A&P 

certificates issued: 8,145; Total certificates issued: 11,384.



Year issued: 1999; Number of airframe only certificates issued: 2,494; 

Number of powerplant only certificates issued: 1,025; Number of both 

A&P certificates issued: 8,100[A]; Total certificates issued: 11,619.



Year issued: 2000; Number of airframe only certificates issued: 2,393; 

Number of powerplant only certificates issued: 1,094; Number of both 

A&P certificates issued: 8,349[A]; Total certificates issued: 11,836.



Year issued: 2001; Number of airframe only certificates issued: 2,298; 

Number of powerplant only certificates issued: 1,091; Number of both 

A&P certificates issued: 7,795[A]; Total certificates issued: 11,184.



Year issued: Total; Number of airframe only certificates issued: 

13,467; Number of powerplant only certificates issued: 6,004; Number of 

both A&P certificates issued: 47,494[A]; Total certificates issued: 

66,965.



[A] Amount differs from that shown in table 1. According to FAA, the 

discrepancy was caused by database request dates. The database is 

continually changing to reflect the issuance of new or updated 

certificates.



[End of table]



Source: FAA.



Many A&P mechanics were trained initially while in the military and 

supplemented their experience with training on civilian aircraft in 

order to meet the requirements for taking the A&P certification 

examination. The combined branches of the U.S. military had about 

93,000 aviation mechanics as of July 30, 2002, and, according to 

military officials, many of them are or could become eligible to take 

the A&P certification examination. However, no data are available on 

the number of current military aviation mechanics that have A&P 

certificates. Significant differences exist in the requirements for 

military personnel with an aviation mechanic’s designation and civilian 

aviation mechanics. Military aviation mechanics are not required to 

have an airframe and/or powerplant certificate, while civilian aviation 

mechanics must have a certificate (e.g., airframe and powerplant) that 

is appropriate for the work they are doing before they can attest that 

an aircraft is operating properly and is ready for departure. In 

addition, military aviation mechanics are often trained to perform a 

specialized task on the type of aircraft that is typically used by the 

mechanics’ branch of the service. In addition, according to military 

officials, a military aviation mechanics’ job is compartmentalized in 

that the mechanic is generally assigned to service or maintain a 

specific part of an aircraft or perform a specific task on an aircraft. 

In contrast, civilian A&P mechanics are trained to, and often conduct 

work on, various parts of the airframe and powerplant of different 

types of aircraft. Since the work performed by many military aviation 

mechanics is often so specialized, many of them have to supplement 

their on-the-job work experience with knowledge and training on 

civilian aircraft before they can become eligible to take the A&P 

examination. Several A&P employers told us that former military 

aviation mechanics are highly sought after once they become A&P 

certified, because of their discipline and attention to detail.



Another major source for A&P mechanics are the 175 aviation maintenance 

technician schools nationwide that are authorized by FAA to teach a 

specified curriculum on inspecting, repairing, and maintaining an 

aircraft’s airframe and powerplant. There are no current or historical 

data available on the number of enrollees and graduates of those 

schools, and FAA does not require the schools to report this 

information.[Footnote 15] Officials at four schools we contacted 

indicated that their enrollment was at capacity or increasing. In 

addition, the schools’ officials told us that the majority of their 

graduates worked initially in the aviation industry after leaving the 

schools.



Major Commercial, Regional, and Business Air Carriers Anticipate 

Adequate Supply of A&P Mechanics in the Future:



Officials from the major commercial, regional, and business air 

carriers that we interviewed anticipated a sufficient number of A&P 

mechanics through 2010 for two primary reasons. First, the officials 

for the air carriers indicated that they could avoid a shortage of in-

house mechanics by contracting out some of their aircraft maintenance 

to domestic and/or foreign-based repair stations.[Footnote 16] In a 

1997 report on repair stations, we noted that the use of repair 

stations has grown substantially in recent years, particularly by 

airlines and cargo companies just entering the market.[Footnote 17] 

Many carriers have found it more economical to contract out much of 

their maintenance work to repair stations rather than hiring their own 

staffs and building extensive facilities. FAA is responsible for the 

certification and oversight of repair stations, and for specifying the 

type of maintenance that they can perform. While many repair stations 

have fewer than 15 employees and a limited range of activities that FAA 

has certified, some employ thousands of workers who completely overhaul 

engines and renovate aging airframes. As of December 2002, there were 

about 5,600 FAA-certified domestic and foreign repair 

stations.[Footnote 18] The stations can offset the need for large 

numbers of A&P mechanics by employing repairmen, who may or may not be 

supervised by A&P mechanics, to do the work. Neither FAA nor the 

aviation industry has established a requirement or guidance on the 

ratio of repairmen to A&P mechanics at those facilities, and we were 

unable to find any useable data on this issue.



Second, officials for the air carriers indicated that their companies 

would likely adjust salaries and benefits for A&P mechanics to attract 

and retain the number they need to operate effectively. Some of the 

officials stated that during the 1990s, their air carriers experienced 

periodic shortages of A&P mechanics and they responded by raising 

salaries and providing other incentives to attract the mechanics that 

they needed to their companies.



Aviation Sectors’ Expectations on Influencing Mechanics’ Hiring through 

Salary and Benefit Adjustments Are Consistent with Literature on Labor 

Markets:



The adjustment of salaries and benefits to attract workers is 

consistent with the economic literature that we reviewed on this issue. 

The literature confirmed the economic principle that businesses have 

typically responded to the potential of workplace shortages by taking 

action in several ways. First, if the number of employees in a given 

occupational specialty is insufficient to support an employer’s 

operations at a given scale, the employer can take actions that are 

likely to attract more new employees, and to reduce attrition among 

incumbent employees. These actions include increasing wages, offering 

more generous nonwage benefits, and improving working conditions. 

Second, employers can devote additional resources to encouraging 

careers in the occupational specialty, such as advertising job openings 

and participating in job fairs. Third, an employer could respond to a 

shortfall in the number of employees in a given occupational specialty 

by altering business operations so that fewer employees are required. 

For instance, an employer could scale back operations, such as reduce 

the number of flights provided. Finally, in some instances, employers 

may be able to alter the technology to permit the substitution of other 

types of labor for workers in the occupational specialty that is in 

short supply. In the event that the number of qualified aviation 

mechanics should start falling below the level that the aviation 

industry believes it needs to properly conduct business, we expect that 

the industry will respond in the ways discussed above.



Most Panelists Believe That Hiring A&P Mechanics Will Be Difficult:



While the primary employers of A&P mechanics expect a sufficient number 

of mechanics will be available through 2010, 11 of 15 panelists who 

responded to our question reported that employers may have difficulty 

in hiring them. The 11 panelists were from organizations that 

represent, employ, or train A&P mechanics. Furthermore, many panelists 

believe that more A&P retirees along with growth in air travel and the 

number of aircraft will increase the demand for aviation mechanics in 

2010.



We identified no nationwide data on the rate at which A&P mechanics 

retire or leave the industry. In our discussions with some of the 

panelists, we were told that the attrition information they provided 

for A&P mechanics was based on anecdotal comments by their members. In 

addition, all but one of the major commercial air carriers in our 

review indicated that their annual turnover rate (which includes 

employees who have left the industry as well as those who have taken a 

job with another employer as an aviation mechanic) averaged about 3 

percent in the 3 years prior to September 2001. The other carrier had a 

turnover rate of about 7 percent during that time period.



FAA and Industry Have Initiatives to Influence the Skills of A&P 

Mechanics:



Both FAA and the aviation industry have programs or activities that are 

designed to influence the number of A&P mechanics in the industry, and 

the skills they acquire. In addition to the initiatives described in 

table 3, FAA managers told us that local field offices conduct outreach 

efforts at schools to promote interest in careers in aviation.



Table 3: FAA Initiatives to Improve the Qualifications of Mechanics:



FAA initiative: Aviation Safety Program; Program description: The FAA 

Accident Prevention Program was started in 1971 to decrease the number 

of general aviation accidents. In 1996, the program’s name was changed 

to the Aviation Safety Program and its mission was expanded to include 

all aspects of aviation including air carriers and maintenance. The 

program consists of 160 program managers who have published safety-

related audiovisual materials and publications and conducted a series 

of safety seminars and clinics for pilots and mechanics. FAA reports 

that surveys it has conducted show that the program is an effective way 

to provide mechanics updated information on regulatory requirements, 

technological advances, and changes in safety responsibilities. In a 

1998 survey of aviation mechanics, FAA found that 30 percent (about 

7,200) of respondents attended at least one seminar and 10 percent 

(about 2,400) attended two or more seminars..



FAA initiative: Aviation Maintenance Technician Awards Program; Program 

description: The program was started in 1992 to encourage aviation 

mechanics to participate in employer-sponsored initial and recurrent 

training classes on a voluntary basis. Mechanics are eligible to 

receive certificates of recognition, lapel pins, and other prizes such 

as roundtrip airfare, computers, and scholarships. Employers providing 

training to their mechanics may also receive certificates of 

recognition under the program. In fiscal year 2000, 19,963 pins and 104 

awards were given to mechanics and employers, respectively. For fiscal 

year 2001, numbers increased to 24,047 mechanic pins and 146 employer 

awards. Over the last 3 years, FAA estimates that participation in the 

program increased 5 to 7 percent..



[End of table]



Source: FAA.



The aviation industry is also pursuing a variety of initiatives to 

promote careers in aviation maintenance and to expand their own 

opportunities for recruiting qualified aviation mechanics. For example, 

an aviation industry employer offers cash incentives to its employees 

whose referral of an A&P mechanic results in his or her employment. In 

addition, airlines, including Continental, Northwest, Horizon, Delta, 

United, and America West, reported involvement with local aviation 

maintenance technician schools, through providing teaching aids, such 

as surplus aircraft parts and equipment, and by participating in local 

schools’ recruiting fairs. Finally, some airlines reported engaging in 

other initiatives to recruit, hire, or retain qualified aviation 

mechanics, including participating in career days at middle and high 

schools in order to introduce students to aviation as a possible 

career, serving on the board of directors of aviation maintenance 

technician schools, and working with professional organizations that 

represent aviation mechanics. In addition, prior to September 11, 2001, 

Alaska Airlines had planned to establish a program that would offer 

internal apprenticeships and tuition assistance to employees who 

express an interest in earning an A&P certificate, provide mentors to 

high schools and trade schools, establish a direct hiring program in 

partnership with some A&P schools, and provide tuition assistance for 

A&P mechanics who want to attain advanced avionics[Footnote 19] 

training. Plans for these programs were deferred after September 11, 

2001; however, a company representative told us that the airline might 

implement them on a limited basis in 2003.



FAA and DOD Have Initiatives to Assist Military Aviation Mechanics in 

Obtaining A&P Certificates:



Military and FAA officials have established initiatives that are 

intended to assist military aviation mechanics in pursuing the A&P 

certification. The initiatives include computer-based training of A&P 

courses on selected military bases and a program that encourages FAA 

field offices to be more consistent in assessing the military’s 

aviation maintenance training and experience.



Several military officials told us that there had been some concern 

about the potential for a shortage of military aviation mechanics 

because some mechanics left the service after their initial tour of 

duty. According to the officials, some mechanics chose to leave the 

service because the training needed to become A&P certified was not 

offered on the military bases where mechanics were stationed. The 

military wanted to devise a way to assist military aviation mechanics 

in pursuing A&P certification as an incentive for mechanics to extend 

their enlistment. Keeping military aviation mechanics beyond their 

first tour of duty was important because several branches of service do 

not have a full complement of aviation mechanics. For example, the Navy 

and Coast Guard told us that they have full complements of aviation 

mechanics; however, the Army, Air Force, and Marine Corps indicated 

that they needed to add thousands of mechanics before they reached full 

capacity. According to an FAA official, a problem with any plan to 

assist active duty military aviation mechanics in obtaining A&P 

certification is that the mechanics are not always stationed in areas 

where it is convenient to attend an FAA-approved aviation maintenance 

technician school to acquire the training needed to supplement their 

on-the-job experiences. Consequently, the military asked FAA to develop 

computer-based A&P courses that could be offered on military bases. 

This training would provide military mechanics with the same courses 

being offered at FAA-approved aviation maintenance technician schools 

and that are part of the requirements for A&P certification. FAA agreed 

and, with funding from the Air Force, initiated a pilot program in 2001 

at three military bases. At the time of our review, approximately 1,600 

military aviation mechanics, from all branches of the armed forces, 

were enrolled in this program.



FAA and DOD collaborated to address another major concern among current 

and former military aviation mechanics who believe that FAA field 

offices are inconsistent in assessing whether their military training 

and experiences meet the requirements to take the A&P certification 

examination. According to both FAA and DOD officials, FAA field offices 

lack consistency in assessing the training and work experiences of 

military aviation mechanics and determining whether credit should be 

given toward the requirements for A&P certification. While some FAA 

field offices gave credit for some experiences, others did not. Some 

FAA field office staff were unfamiliar with how to evaluate the duties 

of military aviation mechanics. For example, military officials told us 

that service personnel that had the designation of a military aviation 

mechanic perform duties as diverse as refueling a plane exclusively to 

working on an aircraft’s powerplant. Although both service personnel 

are aviation mechanics, only the mechanic that worked on the powerplant 

should be given credit toward the A&P eligibility requirement, 

according to FAA field office staff. However, the documentation 

provided to the FAA field office personnel would not always describe 

the duties performed by military aviation mechanics, so a field office 

might credit the work of one mechanic, while another field office might 

deny credit. To assist the FAA field offices in better assessing the 

experiences of military aviation mechanics, DOD identified occupation 

codes that meet specific A&P requirements and provided them to FAA. FAA 

field office personnel are instructed to refer to these codes as a 

starting point or indicator that the applicant met some requirements 

needed to become eligible for the A&P examination.



In December 2001, DOD and FAA developed a “certificate of eligibility,” 

which is issued to military aviation mechanics by their military 

trainers when they have completed the requirements needed to take the 

A&P certification examination. According to FAA and DOD officials, 

military aviation mechanics may present the certificate of eligibility 

to any FAA field office as proof that they are eligible to take the A&P 

exam. During our visits to FAA field offices in Atlanta, Seattle, and 

Dallas, however, we found that officials were either unaware of or had 

little information about the certificate of eligibility initiative. In 

one case, a field office official told us that he had been informed of 

the certificate initiative a week earlier. This official stated that in 

addition to accepting the certificate of eligibility, he would continue 

to question all applicants applying for the A&P certification 

examination as a quality control measure. We discussed the field 

offices’ apparent lack of familiarity with the certificate of 

eligibility with an official in FAA headquarters and a DOD consultant 

who worked on this program. Both acknowledged that all FAA field 

offices had not been informed of the initiative at the time of our 

visits, but had been by June 2002. According to the DOD consultant, 

three active duty military mechanics--all from the Coast Guard--have 

successfully used their certificates at FAA field offices to establish 

their eligibility to take the A&P certification examination.



FAA-developed Curriculum Does Not Cover Technologically Advanced 

Aircraft:



FAA is responsible for developing the A&P core curriculum at 175 FAA-

approved aviation maintenance technician schools nationwide, but it has 

not made significant changes to the curriculum of aviation maintenance 

technician schools in more than 50 years. Consequently, the training 

received by prospective A&P candidates at those schools is not relevant 

to most of the aircraft flown today. Most of our stakeholder panel and 

aviation industry representatives indicated that the current 

curriculum, which is required for A&P certification, provides a solid 

basic introduction to aircraft repair and maintenance. Major commercial 

aviation representatives believed that the curriculum is too focused on 

smaller, less complex aircraft and does not adequately prepare 

mechanics to work on the advanced technology and materials typically 

found on the aircraft that fly millions of passengers and cargo, and 

have consequently required their mechanics to take additional training.



FAA Establishes Core Curriculum but Has Not Made Significant Changes in 

Decades:



FAA is responsible for developing the required or core curriculum for 

students attending aviation maintenance technician schools.[Footnote 

20] FAA established the present curriculum in the 1940s and, according 

to employers and school officials that we interviewed, the curriculum 

continues to reflect the technologies and material common to smaller, 

less complex aircraft of that era. Most of the industry employers with 

whom we interviewed indicated that the core curriculum at the A&P 

schools provided mechanics with a solid understanding of basic repair 

principles, but that some parts of the current curriculum are obsolete 

and cover aspects of aviation repair that are rarely needed or used by 

A&P mechanics. The curriculum does not provide A&P candidates with the 

training needed to maintain activities for aircraft that are used most 

prevalently today. The views of aviation employers about the curriculum 

are not new. Two studies (one sponsored by FAA) on the aviation 

mechanics’ occupation, issued in 1970 and 1974, by the University of 

California, Los Angeles, indicated that the rapid rate of technological 

advances within the aviation industry made it necessary to update the 

instructional program then provided in most aviation maintenance 

technician schools.[Footnote 21] In addition, an FAA-sponsored report 

issued by researchers with Northwestern University’s Transportation 

Center in 1999, concluded that aviation maintenance schools’ core 

subjects on tasks involved with working with wood and dope and fabric 

structures[Footnote 22] and on soldering and welding should either be 

deleted or condensed because very few aviation mechanics performed 

tasks associated with these items frequently in any segment of the 

industry.[Footnote 23] All three reports suggested changes in the A&P 

curriculum.



FAA Proposals to Change Curriculum and Certification Requirements Were 

Unsuccessful and the Agency Is Not Currently Considering Changes:



FAA acknowledges that both the A&P curriculum and certification 

requirements are outdated and in need of revision. The agency 

attempted, in 1994 and 1998, to address both areas when it issued 

Notices of Proposed Rulemaking.[Footnote 24] The 1994 proposal was the 

result of a series of recommendations made to FAA by a 

multiorganizational group convened for the purpose of reviewing 

existing regulations on the certification requirements for aviation 

mechanics. These recommendations included specifying all experience 

requirements in hours instead of months for initial certification and 

clarifying the procedures for taking the certification examination. 

Many of the recommendations in the 1994 proposed rule were incorporated 

in the 1998 proposed rule; however, FAA withdrew the proposals in 1999 

after some organizations expressed concern about various items that 

were proposed. For example, according to an FAA-sponsored 

report,[Footnote 25] the item on the withdrawn rule that drew the most 

negative comments specified recurrent training for aviation mechanics. 

In addition, the Air Force believed that the rule should have addressed 

the FAA process for the certification of military personnel more 

explicitly. According to an FAA official, new drafts of proposed 

revisions have been written, but their implementation is not part of 

the agency’s current priority list for action.



In addition, the FAA-sponsored report concluded that the aviation 

mechanics’ training and certification rules must reflect, among other 

things, the technology, certification levels, and training curricula 

needed by the domestic aviation industry. FAA officials indicated that 

the agency was taking the report’s recommendations under advisement, 

but had no immediate plans to take action. The officials stated that 

FAA was reluctant to make significant changes to the curriculum, 

especially adding courses, because the cost of acquiring modern 

technologies for hands-on instruction would be cost prohibitive for 

some schools and they might close. In addition, FAA officials pointed 

out that aviation maintenance technician schools have some flexibility 

to make changes to their curriculum as long as they remain within FAA 

guidelines. Any additional courses would have to be approved by the 

local FAA inspectors and taken in addition to the existing required 

1,900-hour curriculum. However, school officials told us that adding 

hours to the current requirements might discourage some students from 

pursuing these advanced courses because of the additional cost to take 

them. In addition, many of the school officials agreed with FAA’s 

contention that the cost of adding courses that focus on advanced 

technology and require expensive equipment would be cost prohibitive 

for some aviation maintenance technician schools.



Commercial Aviation Officials Believe that Curriculum Does Not Fully 

Prepare Mechanics to Work on Commonly Flown Aircraft and Have Added 

Training:



According to officials from some major commercial airlines that we 

interviewed, the required curriculum at aviation maintenance technician 

schools does not fully prepare A&P mechanics to work on commonly flown, 

technologically advanced commercial aircraft. Those officials told us 

that today’s modern aircraft require A&P mechanics to have a different 

set of skills than those being taught at aviation maintenance 

technician schools. Since A&P mechanics that are newly graduated from 

aviation maintenance technician schools lack the skills to work on 

modern aircraft, officials at some major airlines said they are 

reluctant to hire them directly from school.



In response to concerns about the curriculum, FAA officials said that 

while the schools provide some practical “hands-on” experiences, the 

agency does not require candidates for certification to develop a level 

of skill to work on or repair all the various aircraft, systems, and 

engines that exist. FAA officials concluded that the current A&P 

curriculum provides students with basic and theoretical knowledge of 

engines, aircraft structures, and other items that are necessary to 

make them eligible for FAA certifications. FAA’s descriptions of the 

aviation schools’ curriculum and mission generally echo those of some 

in the aviation industry, who also believe that the curriculum provides 

students with basic knowledge of some aircraft systems and structures. 

However, some commercial aviation industry officials are concerned that 

the basic courses are outdated and the systems and structures being 

taught to prospective A&P mechanics are for aircraft that do not 

transport the majority of the flying public.



The stakeholder panel and most of the employers that we interviewed 

identified several courses or technologies that they believe should be 

part of the aviation maintenance technician schools’ A&P curriculum. 

Many of the panelists indicated that computer-related subjects should 

receive greater emphasis within the current curriculum. Other courses 

and technologies suggested by some officials with the commercial air 

carriers that we interviewed include composites,[Footnote 26] repair of 

turbine engines, basic and technical writing, and reading 

comprehension. Officials frequently mentioned the need for training in 

composites. For example, aviation mechanics from BF Goodrich reported 

that the increasing use of composites in both the frames and engines of 

aircraft requires time-consuming and exacting techniques. They believed 

that mechanics need specialized training for working with composites, 

but it is not part of the required curriculum at aviation maintenance 

technician schools.



Officials from several commercial air carriers said that their 

suggestions were based on interactions with graduates of aviation 

maintenance technician schools and the lack of fundamental skills that 

they perceived from the schools’ graduates. For example, a 

representative of one major commercial air carrier said that 75 percent 

of their newly hired A&P mechanics that graduated from aviation 

maintenance technician schools failed the air carrier’s basic skills 

assessment test for mechanics.



The representatives of the major commercial airlines that we 

interviewed reported that some form of additional training was needed 

for newly hired A&P mechanics before they are allowed to work on 

aircraft, and none of the representatives indicated a problem with this 

approach. The airlines’ practice has not changed since we initially 

reported it in a May 1991 report. At that time, we reported that 

representatives of the major airlines told us that their mechanics need 

2 to 3 years of on-the-job training under close supervision, in 

addition to experience derived in an aviation maintenance school, to be 

fully productive.[Footnote 27] Representatives of several major air 

carriers told us the training they provide is generally job and 

aircraft specific. For example, Delta requires new hires to participate 

in classes that provide an introduction to commercial jets, instruction 

in basic maintenance, and safety rules. In addition, selected A&P 

mechanics also receive specialized training in hangar environments, 

aircraft systems, and troubleshooting for the specific types of 

aircraft in their fleet, as well as in other areas that may not be 

addressed by the aviation maintenance technician school curriculum. FAA 

officials stated that airlines have specific air carrier maintenance 

training requirements to ensure that aircraft maintenance personnel are 

competent.



In addition to initial training programs, many commercial airlines 

provide some form of ongoing or recurrent training to their mechanics, 

regardless of their level of experience. The airlines consider this 

additional training necessary, since aircraft equipment and components 

are constantly evolving as new technologies and maintenance techniques 

are developed. For example, Alaska Airlines reported that each mechanic 

typically receives at least 100 hours of formal company training each 

year in order to become familiar with new equipment and aircraft. 

However, while companies may voluntarily give ongoing training to their 

mechanics, it is encouraged but not required under current FAA 

regulations. Since many major commercial carriers already require 

ongoing training, such a requirement would have little impact on their 

mechanics.



Conclusions:



FAA is responsible for setting the minimum requirements for the A&P 

mechanics’ core curriculum, making sure that students are trained 

sufficiently to ensure aircraft safety, and reflecting the curriculum 

requirements in the mechanics’ certification examination. However, the 

agency has made few substantive changes to the curriculum in decades. 

The required A&P curriculum at FAA-approved aviation maintenance 

technician schools is outdated and primarily geared to smaller less 

complex aircraft that do not transport significant numbers of 

passengers and, according to many in the aviation industry, not 

relevant to most of the aircraft flown today. Basic courses that train 

students to maintain and repair the body and engines of modern 

commercial aircraft are limited. FAA requires the schools to provide 

instruction on the repair of aircraft made from dope and fabric, while 

guidance on repairing aircraft made of composites and having 

sophisticated computer systems is limited. There are about 4,000 dope 

and fabric aircraft, many of them crop dusters, compared to tens of 

thousands of modern aircraft that transport millions of passengers and 

cargo in the United States.



Recommendations for Executive Action:



We recommend that the Secretary of Transportation direct the FAA 

Administrator to review the minimum A&P curriculum required for FAA-

approved aviation maintenance technician schools and identify courses 

that do not reflect widely used aircraft technology and materials on 

commonly flown major commercial aircraft. These courses should be de-

emphasized or replaced with courses that address current conditions. We 

also recommend that the Secretary direct the Administrator to ensure 

that changes to the A&P school curriculum are reflected on the 

mechanic’s certification examination, thus ensuring that all candidates 

for the A&P certificate meet the same standards.



Agency Comments:



We provided a draft of this report to the Departments of 

Transportation, Labor, and Defense for review and comment. FAA’s Deputy 

Associate Administrator for Regulation and Certification and BLS’s 

Assistant Commissioner, Office of Occupational Statistics and 

Employment Projections provided oral comments; the Department of 

Defense did not provide comments. FAA agreed to consider our 

recommendations and indicated it would work with the aviation 

community’s ongoing efforts to review current and future skill 

requirements for aviation mechanics for commercial and general 

aviation. FAA noted that part of this review includes identifying skill 

requirements that may need to be revised. BLS indicated that the 

employment data used in this report and the description of their 

projection process were generally accurate. Both FAA and BLS provided 

clarifying comments and technical corrections, which we incorporated as 

appropriate.



As agreed with your office, unless you announce the contents of this 

report earlier, we plan no further distribution until 10 days from the 

report date. At that time, we will send copies of this report to other 

congressional committees; the Secretaries of the Departments of 

Transportation, Defense, and Labor; and the Administrator, FAA. Copies 

will also be 

available to others upon request and at no cost on GAO’s Website at 

www.gao.gov. If you or your staff have any questions about this report, 

please call me at (202) 512-3650. Major contributors to this report are 

listed in appendix IV.



Sincerely yours,



Gerald L. Dillingham

Director, Physical Infrastructure Issues:



Signed by Gerald L. Dillingham



[End of section]



Appendixes



Appendix I: Objectives, Scope, and Methodology:



Our report focuses on the future supply and quality of training of 

aircraft mechanics. We addressed the following research questions: (1) 

How many aircraft mechanics and service technicians does the Bureau of 

Labor Statistics (BLS) project will be employed in 2010, and how 

reasonable is that projection? (2) What are the sources that supply and 

train A&P mechanics and the likelihood that they will provide a 

sufficient number of mechanics through 2010? and (3) What is being done 

by the Federal Aviation Administration (FAA) and the aviation industry 

to ensure that the skills of A&P mechanics are sufficient to work on 

technologically advanced aircraft?



To determine BLS’ projected employment of aircraft mechanics and 

service technicians in 2010, we obtained the most recent projection 

reported by BLS, which was in December 2001. BLS developed this 

estimate as part of its biennial projection of nationwide employment in 

various occupations. BLS does not make separate employment projections 

for A&P mechanics. Rather, it uses the category “aircraft mechanics and 

service technicians” for people who are employed in the maintenance and 

repair of aircraft. To determine the reasonableness of the projection, 

we reviewed the process, methodology, and sources of information used 

by BLS to make the projection. We discussed this information in detail 

with BLS staff responsible for making the occupational projection. We 

did not verify the data that BLS collects and uses, and we did not 

evaluate the assumed values it uses for forecasting key economic and 

demographic factors.



To identify the sources that supply A&P mechanics and determine whether 

they would be able to provide a sufficient number of mechanics through 

2010, we used a modified Delphi technique[Footnote 28] to survey 

representatives of aviation maintenance technician schools and aviation 

mechanics’ organizations and businesses; conducted case study work at 

several locations; and interviewed FAA and military officials. The 

modified Delphi technique we used involved getting the commitment of 

representatives of 17 government and industry organizations to serve on 

a stakeholder panel and developing and distributing 2 self-administered 

questionnaires to panel members. The 17 organizations represented on 

the panel are listed in table 4. Results from the first questionnaire 

were summarized in the second survey and used to develop additional 

questions. Fifteen panelists responded to the first questionnaire and 

13 to the second. Panelists’ responses to the questionnaires are shown 

in appendixes II and III.



Table 4: Organizations Represented on the Stakeholder Panel:



Segment of aviation industry represented: Federal government; 

Organization: Federal Aviation Administration.



Segment of aviation industry represented: Aviation maintenance 

technician schools; Organization: Aviation High School; Pittsburgh 

Institute of Aeronautics; Purdue University; Westwood College of 

Aviation.



Segment of aviation industry represented: Umbrella organization for 

aviation maintenance technician schools; Organization: Aviation 

Technician Education Council.



Segment of aviation industry represented: Trade associations and unions 

for aviation mechanics; Organization: Aircraft Mechanics Fraternal 

Association; Association for Women in Aviation; Professional Aviation 

Maintenance Association; International Association of Machinists and 

   Aerospace Workers; International Brotherhood of Teamsters.



Segment of aviation industry represented: Industry groups whose members 

employ or use aviation mechanics; Organization: Aeronautical Repair 

Station Association; Aircraft Owners and Pilots Association; Air 

Transport Association; National Air Transportation Association; 

National Business Aviation Association, Inc.; Regional Airline 

Association.



[End of table]



Source: GAO.



To better understand the role of the U.S. military as a source of 

aviation mechanics, we obtained data on the current number of aviation 

mechanics for the Coast Guard, Navy, Army, Air Force, and Marine Corps. 

We also interviewed military and civilian officials at Fort Eustis, VA, 

and the Pentagon to obtain information on DOD initiatives to assist 

military aviation mechanics in pursuing A&P certification. We obtained 

and analyzed information and data on A&P and repairmen’s certifications 

and the aviation maintenance technician schools’ curriculum from FAA’s 

headquarters and FAA’s Mike Monroney Aeronautical Center in Oklahoma 

City.



In addition to the locations cited above, we also obtained information 

and data on aviation mechanics on visits to six locations: Atlanta, GA; 

Dallas, TX; Orlando and Daytona Beach, FL; Seattle, WA; Oklahoma City, 

OK; and Ft. Eustis, VA. We chose Atlanta, Dallas, and Seattle to obtain 

geographical diversity, and because located in each city are FAA field 

offices, aviation maintenance technician schools, commercial and 

regional airlines, repair stations, and fixed-based operations that we 

wanted to contact. Orlando and Daytona Beach were selected because they 

have an FAA field office and prominent aviation maintenance school, 

respectively. Oklahoma City is the location of FAA’s A&P certification 

database and FAA-managed computer-based training program for military 

aviation mechanics. The cities and organizations where we conducted our 

work are shown in table 5.



Table 5: Interview Locations and Organizations:



Location: Atlanta, GA; Type of organization: Commercial air carrier; 

Participant: Delta Airlines.



Type of organization: Location: Regional air carrier; Participant: 

Location: Atlantic Southeast Airlines.



Type of organization: Location: Federal government; Participant: 

Location: FAA’s Atlanta field office.



Type of organization: Location: Fixed-base operation; Participant: 

Location: Epps Aviation.



Type of organization: Location: Repair station; Participant: Location: 

Raytheon Aircraft Services.



Type of organization: LocationDallas, TX: School; Participant: 

LocationDallas, TX: Atlanta Technical College.



Location: Dallas, TX; Type of organization: Commercial air carrier; 

Participant: American Airlines.



Type of organization: Location: Regional air carrier; Participant: 

Location: American Eagle Airlines.



Type of organization: Location: Federal government; Participant: 

Location: FAA’s Dallas field office.



Type of organization: Location: Fixed-base operation; Participant: 

Location: Hank’s Corporate Maintenance, Inc..



Type of organization: Location: Repair station; Participant: Location: 

Texas Pneumatic Systems, Inc..



Type of organization: Location: School; Participant: Location: Aviation 

Maintenance Training, Inc..



Type of organization: LocationFort Eustis, VA: Training facility; 

Participant: LocationFort Eustis, VA: Bombardier.



Location: Fort Eustis, VA; Type of organization: Federal government; 

Participant: U.S. Army Aviation Logistics School.



Location: Oklahoma City, OK; Type of organization: Federal government; 

Participant: FAA’s Mike Monroney Aeronautical Center.



Location: Orlando, FL; Type of organization: Federal government; 

Participant: FAA’s Orlando field office.



Location: Daytona, FL; Type of organization: School; Participant: 

Embry-Riddle Aeronautical University.



Location: Seattle, WA; Type of organization: Commercial air carrier; 

Participant: Alaska Airlines.



Type of organization: Location: Regional air carrier; Participant: 

Location: Horizon Airlines.



Type of organization: Location: Federal government; Participant: 

Location: FAA’s Seattle field office.



Type of organization: Location: Fixed-base operation; Participant: 

Location: Galvin Flying Services.



Type of organization: Location: Repair station; Participant: Location: 

Goodrich Aviation Technical Service, Inc..



Type of organization: Location: School; Participant: Location: South 

Seattle Community College.



Type of organization: LocationType of organization: Training facility; 

Participant: LocationParticipant: Boeing.



[End of table]



Source: GAO.



To obtain information on the adequacy of the supply of mechanics 

through 2010, we conducted interviews with representatives from eight 

major commercial air carriers: Alaska Airlines, American Airlines, 

Continental Airlines, Delta Airlines, Federal Express, Inc., Northwest 

Airlines, Southwest Airlines, and United Airlines. We obtained 

information and data on their A&P mechanics, salaries, perceptions of 

their ability to hire qualified mechanics in the future, and other 

issues relevant to this assignment. In addition, we obtained 

information on employment issues from PlaneTechs Aircraft Maintenance 

and AirMate, companies that provide contract mechanics to employers. We 

also interviewed a representative of the Aircraft Electronics 

Association, to obtain information on the future supply of aviation 

mechanics. We also obtained and analyzed numerous articles on the 

supply of aviation mechanics and the supply and demand principles for 

the overall employment market.



To obtain information on the likelihood that there will be a sufficient 

number of qualified mechanics through 2010, we also developed 

questionnaires for A&P students and A&P mechanics that asked about 

their immediate and long-term career plans in aviation mechanics. We 

distributed the questionnaires for A&P students at the aviation 

maintenance technician schools that we visited in Dallas, Atlanta, and 

Seattle to a few students. We also asked the officials of the 

commercial and regional carriers, repair stations, and fixed-based 

operations that we visited in those cities to make the questionnaire 

available to their A&P mechanics for completion. We received 121 and 53 

responses from the students and mechanics, respectively. This 

information is anecdotal and cannot be generalized to other students 

and mechanics. The responses to these questionnaires are shown in 

appendixes IV and V.



To obtain information about the effect that a shortage of skilled 

aviation mechanics would have on aviation safety, we met with 

representatives of the National Transportation Safety Board. In 

addition, we talked with staff from the Department of Transportation’s 

Office of Inspector General, about their previous investigation of 

designated mechanic examiner violations and about current efforts under 

way to study the issue.



To identify government and private sector initiatives to impact the 

quality and supply of aviation mechanics, we obtained information from 

the stakeholder panel. We also interviewed FAA and DOD officials, and 

aviation industry representatives, particularly employers, to 

determine their agencies’ plans to promote interest in the aviation 

field. In addition, we analyzed the federal regulations that govern the 

certification of A&P mechanics and repairmen, and give FAA authority to 

approve aviation maintenance technician schools and establish their 

curriculum. We conducted a comprehensive literature search and analyzed 

various reports addressing aviation maintenance issues and their 

recommendations.



We conducted our review from October 2001 through February 2003 in 

accordance with generally accepted government auditing standards.



[End of section]



Appendix II: Survey of Aviation Mechanics Stakeholder Panel--Overall 

Responses to Survey Questions:



[See PDF for image]



[End of figure]



[End of section]



Appendix III: Survey of Aviation Mechanics Stakeholder Panel--2nd 
Round:



[See PDF for image]



[End of figure]



[End of section]



Appendix V: Responses from Aviation Mechanics Students:



[See PDF for image]



[End of figure]



[End of section]



Appendix VI: GAO Contacts and Staff Acknowledgments:



GAO Contacts:



Gerald L. Dillingham (202) 512-3650

Teresa F. Spisak (202) 512-3952:



Staff Acknowledgments:



In addition to the above, Nancy Boardman, Michael Bollinger, Carolyn 

Boyce, Timothy Carr, Jay Cherlow, Colin Fallon, Samantha Goodman, David 

Hooper, Phillis Riley, and Lisa Vojta made key contributions to this 

report.



(540021):



FOOTNOTES



[1] Mechanics can also receive certification for either airframe or 

powerplant. This report focuses on mechanics who have the combined A&P 

certificate.



[2] Service technicians repair, maintain, and service aircraft under 

the supervision of certified A&P mechanics. BLS uses the term service 

technicians, while FAA uses the term repairmen.



[3] Fixed-based operations are FAA-certified facilities, generally 

located at or near an airfield, that repair and service aircraft.



[4] Repair stations are FAA-certified facilities, generally larger than 

fixed-based operations, that repair and service aircraft.



[5] There is no estimate of employment made specifically for airframe 

and powerplant (A&P) mechanics. BLS’ employment figures include all 

aircraft mechanics and service technicians, including airframe and/or 

powerplant mechanics and repairmen. 



[6] U.S. General Accounting Office, Air Traffic Control: FAA Needs to 

Better Prepare for Impending Wave of Controller Attrition, GAO-02-591 

(Washington, D.C.: June 14, 2002).



[7] In 1999, FAA found that designated mechanics’ examiners in the 

Orlando, Florida, area had fraudulently indicated that hundreds of 

applicants had passed the certification examination. FAA retested many 

of the mechanics and instituted controls over the certification 

process.



[8] See footnote 3. 



[9] Examples of other types of aviation mechanics certificates include 

repairmen certificates and avionics certificates, which are required to 

work on the electronic components of aircraft.



[10] FAA data show the number of mechanics that have received an 

airframe and/or powerplant certificate, while BLS data show the number 

of all aircraft mechanics and service technicians that are, and are 

projected to be, employed.



[11] This is the most recent year for which actual figures are 

available.



[12] An input-output matrix shows how much of various inputs, including 

labor as well as materials, is used to produce a unit of various 

outputs (e.g., how much steel is used to produce a car).



[13] Prior to 1996, FAA’s database did not distinguish the type of 

certification issued to mechanics; therefore, it was not possible to 

determine the number of certificates issued to airframe and/or 

powerplant mechanics and others. Since 1996, the database identifies 

the type of certificate issued.



[14] FAA classifies A&P certificate holders who were trained in the 

military or during civilian employment as “nonschool mechanics” in its 

database.



[15] The Aviation Technician Education Council, the organization that 

represents many FAA-approved aviation maintenance technician schools, 

conducts surveys each year on the schools’ enrollment and graduation 

rates. However, according to the Council, the survey results cannot be 

used to provide trend information because the same schools do not 

respond each year. 



[16] Facilities certified by FAA to repair and service aircraft.



[17] U.S. General Accounting Office, Aviation Safety: FAA Oversight of 

Repair Stations Needs Improvement GAO/RCED-98-21 (Washington, D.C.: 

Oct. 24, 1997).



[18] Officials for the major air carriers told us that the carriers 

require foreign repair stations to follow U.S. requirements in some 

areas as a condition of their contract. 



[19] Avionics is the science and technology of electrical and 

electronic devices in aviation.



[20] 49 U.S.C. Sec. 44707.



[21] University of California, Los Angeles, A National Study of the 

Aviation Mechanics Occupation (1974) and the U.S. Office of Education 

and the California State Department of Education Survey of the Aviation 

Mechanics Occupation (Washington, D.C., and Sacramento, CA: 1970). 



[22] Dope and fabric are pre-World War II-era material used to cover 

the wings of older, general aviation aircraft such as crop dusters.



[23] Northwestern University, The Transportation Center, Job Task 

Analysis of the Aviation Maintenance Technician, Evanston, Illinois: 

May 1999).



[24] The announcements were made in the 59 Federal Register 42430, 

August 17, 1994, and 63 Federal Register 37172, July 9, 1998. They were 

withdrawn in the 64 Federal Register 42810, August 5, 1999.



[25] R. Goldsby and A. Soulis, Optimization of Aviation Maintenance 

Personnel Training and Certification (Washington, D.C.: January 2002).



[26] Composites are a blend of materials used for the shell of 

aircraft. Composites replaced other types of materials, such as wood, 

aluminum, and dope and fabric, that were used to build aircraft because 

they were lighter, stronger, and more flexible than those other 

materials. 



[27] U.S. General Accounting Office, Aircraft Maintenance: Additional 

FAA Oversight Needed of Aging Aircraft Repairs (Vol. 1), GAO/RCED-91-

91A (Washington, D.C.: May 24, 1991).



[28] We used a two-stage process in which initially, panelists are 

surveyed individually and are subsequently asked to respond to group’s 

comments.



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