Transportation safety (11 - 20 of 546 items)
Pipeline Safety: Department of Transportation Needs to Complete Regulatory, Data, and Guidance Efforts
GAO-15-843T: Published: Sep 29, 2015. Publicly Released: Sep 29, 2015.
The Department of Transportation's (DOT) Pipeline and Hazardous Materials Safety Administration (PHMSA) has begun but not completed efforts to improve pipeline safety in response to GAO's prior recommendations:Gathering pipelines : In 2012, GAO found that while gathering pipelines that are not regulated by PHMSA were generally considered to present less safety risk than other pipelines, PHMSA did...
General Aviation: Observations Related to Liability Insurance Requirements and Coverage for Aircraft Owners
GAO-15-740: Published: Sep 9, 2015. Publicly Released: Sep 9, 2015.
Based on GAO's 50-state survey of state aviation officials and analysis of state statutes and regulations identified by such officials, the vast majority of states do not have liability insurance requirements for general aviation (GA) aircraft owners and operators (i.e., pilots). As of April 2015, 11 states have some variation of a liability insurance requirement or aircraft financial-responsibili...
Washington Metropolitan Area Transit Authority: Steps Taken to Address Financial Management and Safety Recommendations, but Financial Management Internal Controls Need Strengthening
GAO-15-640R: Published: Jul 15, 2015. Publicly Released: Jul 15, 2015.
The Federal Transit Administration’s (FTA) June 2014 financial management oversight review of the Washington Metropolitan Area Transit Authority (WMATA) identified material weaknesses and significant deficiencies in internal control, concluded that WMATA did not maintain effective internal control over its compliance with FTA’s financial management system requirements, and included 38 recommen...
Aviation Safety: Proposals to Enhance Aircraft Tracking and Flight Data Recovery May Aid Accident Investigation, but Challenges Remain
GAO-15-443: Published: Apr 16, 2015. Publicly Released: May 18, 2015.
The crash of Air France Flight 447 (AF447) off the coast of Brazil in June 2009 and the disappearance of Malaysia Airlines Flight 370 (MH370) in the southern Indian Ocean in March 2014 highlight several challenges authorities may face in locating aircraft in distress and recovering flight recorders. First, oceanic surveillance is limited, and an aircraft's position may not be precisely known. For...
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,...
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...
Aviation Safety: FAA's Efforts to Implement Recommendations to Improve Certification and Regulatory Consistency Face Some Challenges
GAO-14-728T: Published: Jul 23, 2014. Publicly Released: Jul 23, 2014.
The Federal Aviation Administration's (FAA) Aircraft Certification Service (Aircraft Certification) is responsible for addressing the certification and approval process recommendations, and has made progress. Aircraft Certification is implementing and has set milestones for completing 14 initiatives, several of which were originally begun as part of earlier certification process improvement effort...
Aviation Safety: Additional Oversight Planning by FAA Could Enhance Safety Risk Management
GAO-14-516: Published: Jun 25, 2014. Publicly Released: Jun 25, 2014.
The Federal Aviation Administration's (FAA) Air Traffic Organization completed Safety Management System (SMS) implementation in 2010, and five other FAA organizations are implementing it now. SMS is an approach to collect and analyze safety data to identify hazards, manage risks, and take corrective action before an accident occurs. FAA's implementation activities include developing internal SMS g...
Traffic Safety: Alcohol Ignition Interlocks Are Effective While Installed; Less Is Known about How to Increase Installation Rates
GAO-14-559: Published: Jun 20, 2014. Publicly Released: Jun 25, 2014.
Research GAO reviewed consistently indicated that when installed ignition “interlocks”—devices that prevent drivers from starting their cars if they have been drinking alcohol—effectively reduce the rate of re-arrest for driving while intoxicated (DWI) when installed. But once the devices are removed, DWI re-arrest rates return to pre-interlock rates. (Most studies use DWI arrest as a prox...
Defense Transportation: DOD Needs to Take Actions to Improve the Transportation of Hazardous Material Shipments
GAO-14-375: Published: May 1, 2014. Publicly Released: May 1, 2014.
The handling, labeling, and packaging of hazardous materials (HAZMAT) shipments are governed by a complex framework of statutes and regulations prescribed by multiple civilian and military entities (see figure below). The Hazardous Materials Transportation Act is the primary statutory regime governing the transport of HAZMAT in the United States. To implement the act, the Department of Transportat...