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Transportation (91 - 100 of 3,292 items)
Information Security: FAA Needs to Address Weaknesses in Air Traffic Control Systems
GAO-15-221: Published: Jan 29, 2015. Publicly Released: Mar 2, 2015.
While the Federal Aviation Administration (FAA) has taken steps to protect its air traffic control systems from cyber-based and other threats, significant security control weaknesses remain, threatening the agency's ability to ensure the safe and uninterrupted operation of the national airspace system (NAS). These include weaknesses in controls intended to prevent, limit, and detect unauthorized a...
Transportation Safety: Results of Collection of Information on State Permitting Practices for Oversize Vehicles (GAO-15-235SP, February 2015), an E-supplement to GAO-15-236 [Reissued on February 27, 2015]
GAO-15-235SP: Published: Feb 26, 2015. Publicly Released: Feb 26, 2015.
GAO gathered information from officials in 50 states and the District of Columbia on their permitting practices for oversize and overweight vehicles and loads. A permit is issued by a state to provide permission for an oversize or overweight vehicle and load to travel in an area, for example a state or town, or on a specific route, such as an interstate highway. When state agencies issue permits,...
Federal Aviation Administration: Improved Tracking of Results Needed to Provide Confidence in Benefits of Streamlining Activities
GAO-15-247: Published: Jan 27, 2015. Publicly Released: Feb 26, 2015.
The Federal Aviation Administration (FAA) used a decentralized process to track the status of streamlining and reform initiatives identified in response to the Section 812 mandate in the FAA Modernization and Reform Act of 2012. FAA's actions to implement the initiatives were mostly consistent with three key practices for organizational transformations but were less consistent with the key practic...
Transportation Safety: Federal Highway Administration Should Conduct Research to Determine Best Practices in Permitting Oversize Vehicles
GAO-15-236: Published: Feb 26, 2015. Publicly Released: Feb 26, 2015.
The Department of Transportation's (DOT) Federal Highway Administration (FHWA) has established some federal vehicle size and weight requirements and oversees some state activities. Based on current legislation, FHWA has established rules and regulations for vehicle width, truck trailer length, and vehicle weight standards for certain federal-aid highways aimed at protecting highways and bridges fr...
Drug-Impaired Driving: Additional Support Needed for Public Awareness Initiatives
GAO-15-293: Published: Feb 24, 2015. Publicly Released: Feb 24, 2015.
Various state and national-level data sources—including surveys, arrest data, drug-testing results, and crash data—provide limited information on the extent of drugged and drug-impaired driving in the United States. For example, based on preliminary results from a representative sample of weekend-nighttime and Friday daytime drivers, the National Highway Traffic Safety Administration's (NHTSA)...
Aviation Safety: Issues Related to Domestic Certification and Foreign Approval of U.S. Aviation Products
GAO-15-327T: Published: Jan 21, 2015. Publicly Released: Jan 21, 2015.
The Federal Aviation Administration (FAA) has made progress in addressing the Certification Process and the Regulatory Consistency committees' recommendations, but challenges remain and could affect successful implementation of the committees' recommendations.FAA is implementing its plan for completing 14 initiatives for addressing the 6 certification process recommendations. According to a Januar...
Surface Transportation: DOT Is Progressing toward a Performance-Based Approach, but States and Grantees Report Potential Implementation Challenges
GAO-15-217: Published: Jan 16, 2015. Publicly Released: Jan 16, 2015.
The Department of Transportation (DOT) has made progress moving toward a national performance-based approach since the Moving Ahead for Progress in the 21st Century Act (MAP-21) was enacted in July 2012. DOT has undertaken extensive outreach efforts with states and other grantees and is developing nine rules that, among other things, are to establish national performance measures, and target-setti...
Commercial Aviation: Raising Passenger Facility Charges Would Increase Airport Funding, but Other Effects Less Certain
GAO-15-107: Published: Dec 11, 2014. Publicly Released: Jan 12, 2015.
Increasing the Passenger Facility Charges (PFC) cap would significantly increase PFC collections available to airports under the three scenarios GAO modeled but could also marginally slow passenger growth and therefore the growth in revenues to the Airport and Airway Trust Fund (AATF). GAO modeled the potential economic effects of increased PFC caps for fiscal years 2016 through 2024 as shown in t...
Transportation Disadvantaged Populations: Nonemergency Medical Transportation Not Well Coordinated, and Additional Federal Leadership Needed
GAO-15-110: Published: Dec 10, 2014. Publicly Released: Jan 9, 2015.
Forty-two programs across six federal departments—Agriculture, Education, Health and Human Services (HHS), Housing and Urban Development, Transportation (DOT), and Veterans Affairs (VA)—can provide funding for nonemergency medical transportation (NEMT) service, although NEMT is not their primary mission. Twenty-one of these programs, including Medicaid, are administered or overseen by HHS. The...
Airport Privatization: Limited Interest despite FAA's Pilot Program
GAO-15-42: Published: Nov 19, 2014. Publicly Released: Dec 19, 2014.
Since the FAA started to accept applications to the Airport Privatization Pilot Program (APPP) in 1997, 10 airports have applied to the pilot program (see figure). Of these 10, 2 were privatized, 7 did not complete the program, and one application is currently under FAA review. Public-sector airport owners' objectives for full privatization varied, but the overriding reason cited was financial ben...