Department of Transportation (91 - 100 of 1,862 items)
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.
Rail Safety: Preliminary Observations on Federal Rail Safety Oversight and Positive Train Control Implementation
GAO-13-679T: Published: Jun 19, 2013. Publicly Released: Jun 19, 2013.
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.
Federal-Aid Highways: Improved Guidance Could Enhance States' Use of Life-Cycle Cost Analysis in Pavement Selection
GAO-13-544: Published: Jun 12, 2013. Publicly Released: Jun 12, 2013.
FAA Oversight of Procedures and Technologies to Prevent and Mitigate the Effects of Dense, Continuous Smoke in the Cockpit
GAO-13-551R: Published: Jun 4, 2013. Publicly Released: Jun 4, 2013.
Preliminary Results of Work on FAA Facility Conditions and Workplace Safety
GAO-13-509R: Published: May 9, 2013. Publicly Released: May 9, 2013.
Aviation Safety: FAA Efforts Have Improved Safety, but Challenges Remain in Key Areas
GAO-13-442T: Published: Apr 16, 2013. Publicly Released: Apr 16, 2013.
NextGen Air Transportation System: FAA Has Made Some Progress in Midterm Implementation, but Ongoing Challenges Limit Expected Benefits
GAO-13-264: Published: Apr 8, 2013. Publicly Released: Apr 8, 2013.
California High-Speed Passenger Rail: Project Estimates Could Be Improved to Better Inform Future Decisions
GAO-13-304: Published: Mar 28, 2013. Publicly Released: Mar 29, 2013.
National Airspace System: Airport-Centric Development
GAO-13-261: Published: Mar 28, 2013. Publicly Released: Mar 28, 2013.