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Data collection (1 - 10 of 10 items) in Past Year

Transportation Worker Identification Credential

Card Reader Pilot Results Are Unreliable; Security Benefits Need to Be Reassessed
GAO-13-198, May 8, 2013

Aviation Safety

FAA Efforts Have Improved Safety, but Challenges Remain in Key Areas
GAO-13-442T, Apr 16, 2013

NextGen Air Transportation System

FAA Has Made Some Progress in Midterm Implementation, but Ongoing Challenges Limit Expected Benefits
GAO-13-264, Apr 8, 2013

California High-Speed Passenger Rail

Project Estimates Could Be Improved to Better Inform Future Decisions
GAO-13-304, Mar 28, 2013

Pipeline Safety

Better Data and Guidance Could Improve Operators' Responses to Incidents
GAO-13-284T, Jan 28, 2013

Pipeline Safety

Better Data and Guidance Needed to Improve Pipeline Operator Incident Response
GAO-13-168, Jan 23, 2013

Highway Safety

Federal and State Efforts Related to Accidents That Involve Non-Commercial Vehicles Carrying Unsecured Loads
GAO-13-24, Nov 15, 2012

General Aviation Safety

Additional FAA Efforts Could Help Identify and Mitigate Safety Risks
GAO-13-36, Oct 4, 2012

Unmanned Aircraft Systems

Measuring Progress and Addressing Potential Privacy Concerns Would Facilitate Integration into the National Airspace System [Reissued on September 18, 2012]
GAO-12-981, Sep 14, 2012

Millennium Challenge Corporation

Results of Transportation Infrastructure Projects in Seven Countries
GAO-12-631, Sep 12, 2012