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Department of Transportation, Executive (51 - 60 of 762 items) in Custom Date Range
Interstate Compacts: Transparency and Oversight of Bi-State Tolling Authorities Could Be Enhanced
GAO-13-687: Published: Aug 15, 2013. Publicly Released: Sep 13, 2013.
Bi-state tolling authorities have broad authority to set toll rates and use revenues for a range of purposes, including maintaining, repairing, and improving their infrastructure. In setting tolls, bi-state tolling authorities are primarily influenced by debt obligations and maintain specific operating revenues to repay their debt. A federal statute requiring bridge tolls to be "just and reasonabl...
Cargo Tank Trucks: Improved Incident Data and Regulatory Analysis Would Better Inform Decisions about Safety Risks
GAO-13-721: Published: Sep 11, 2013. Publicly Released: Sep 11, 2013.
The Department of Transportation's (DOT) Pipeline and Hazardous Materials Safety Administration's (PHMSA) incident data cannot be used to reliably identify risks from incidents involving collisions with and spills from tank trucks' bottom lines ("wetlines") because the incidents are not specifically identified in PHMSA's database and the data contain inaccuracies. PHMSA requires carriers to report...
Intermodal Transportation: A Variety of Factors Influence Airport-Intercity Passenger Rail Connectivity
GAO-13-691: Published: Aug 2, 2013. Publicly Released: Aug 2, 2013.
Most major U.S. airports have some degree of physical proximity to intercity passenger rail stations, though only 2 airports are currently collocated with intercity rail stations. Specifically, 42 of the nation's 60 large and medium hub airports are located within 10 miles of Amtrak stations; 21 of the 42 airports are within 5 miles of Amtrak stations. At the 2 collocated airports, passengers can...
Aviation: Status of DOT's Actions to Address the Future of Aviation Advisory Committee's Recommendations
GAO-13-657: Published: Jul 25, 2013. Publicly Released: Jul 25, 2013.
While the Department of Transportation (DOT) is not required to implement the Future of Aviation Advisory Committee (FAAC) recommendations, DOT and the Federal Aviation Administration (FAA) have taken actions on the 10 FAAC recommendations that GAO reviewed. DOT and FAA officials noted that they continue to work on three recommendations as part of long-term efforts and have ongoing work related to...
Gas Pipeline Safety: Guidance and More Information Needed before Using Risk-Based Reassessment Intervals
GAO-13-577: Published: Jun 27, 2013. Publicly Released: Jun 27, 2013.
Baseline assessment and reassessment data collected by the Department of Transportation's (DOT) Pipeline and Hazardous Materials Safety Administration (PHMSA) since 2004 show that pipeline operators are making repairs in highly populated or frequented areas ("high consequence areas"). For example, from 2004 to 2009, operators made 1,080 immediate repairs. While operators can use assessment data to...
Transportation Infrastructure: Limited Improvement in Bridge Conditions over the Past Decade, but Financial Challenges Remain
GAO-13-713T: Published: Jun 13, 2013. Publicly Released: Jun 13, 2013.
There has been limited improvement in bridge conditions in the past decade, but a substantial number of bridges remain in poor condition. Of the 607,380 bridges on the nation's roadways in 2012, 1 in 4 was classified as deficient. Some are structurally deficient and have one or more components in poor condition and others are functionally obsolete and may no longer be adequate for the traffic they...
National Airspace System: Airport-Centric Development
GAO-13-261: Published: Mar 28, 2013. Publicly Released: Mar 28, 2013.
GAO found that airport operators, government officials, real estate developers, and other regional stakeholders are taking actions consistent with five factors when pursuing airport-centric development (development on the airport property to enhance the airport's nonaeronautical revenue and development outside the airport that leverages a region's proximity to the airport).Development at the airpo...
Department of Transportation: Key Issues and Management Challenges, 2013
GAO-13-402T: Published: Mar 14, 2013. Publicly Released: Mar 14, 2013.
Leveraging surface transportation investments to further national interests: The Department of Transportation (DOT) faces several challenges leveraging investment in surface transportation networks to meet national goals and priorities. For example, DOT has to transition to a goal-oriented, performance-based approach for highway and transit programs, as required by the Moving Ahead for Progress in...
Overlap and Duplication: Federal Inspections of Entities Registered with the Select Agent Program
GAO-13-154: Published: Jan 31, 2013. Publicly Released: Mar 4, 2013.
About 15 percent of entities registered to work with select agents were subject to inspection overlap (multiple federal agencies inspecting within a 2-year period). Entities experiencing overlap tended to be larger ones, with more laboratories, principal investigators, and staff. Although there was overlap between Department of Transportation (DOT) inspections and those of the Centers for Disease...
Acquisition Workforce: DOT Lacks Data, Oversight, and Strategic Focus Needed to Address Significant Workforce Challenges
GAO-13-117: Published: Jan 23, 2013. Publicly Released: Jan 23, 2013.
The Department of Transportation (DOT) lacks sufficient and reliable data to fully identify its acquisition workforce needs and assess progress in addressing shortfalls over time. Over the last 3 years, the Office of the Senior Procurement Executivethe office within the Office of the Secretary of Transportation responsible for department-wide acquisition workforce managementhas submitt...