Cost analysis (1 - 10 of 67 items)
Highway Trust Fund: DOT Has Opportunities to Improve Tracking and Reporting of Highway Spending
GAO-15-33: Published: Oct 9, 2014. Publicly Released: Oct 9, 2014.
Public Transit: Length of Development Process, Cost Estimates, and Ridership Forecasts for Capital-Investment Grant Projects
GAO-14-472: Published: May 30, 2014. Publicly Released: May 30, 2014.
Intermodal Transportation: Results of GAO's Survey on Air-Rail Connectivity (GAO-13-692SP, August 2013), an E-supplement to GAO-13-691
GAO-13-692SP: Published: Aug 2, 2013. Publicly Released: Aug 2, 2013.
Intermodal Transportation: A Variety of Factors Influence Airport-Intercity Passenger Rail Connectivity
GAO-13-691: Published: Aug 2, 2013. Publicly Released: Aug 2, 2013.
Transportation Security: Actions Needed to Address Limitations in TSA's Transportation Worker Security Threat Assessments and Growing Workload
GAO-12-60: Published: Dec 8, 2011. Publicly Released: Dec 8, 2011.
Highway Emergency Relief: Strengthened Oversight of Project Eligibility Decisions Needed
GAO-12-45: Published: Nov 8, 2011. Publicly Released: Dec 8, 2011.
Joint Strike Fighter: Restructuring Places Program on Firmer Footing, but Progress Is Still Lagging
GAO-11-677T: Published: May 19, 2011. Publicly Released: May 19, 2011.
Aviation Security: TSA Is Taking Steps to Validate the Science Underlying Its Passenger Behavior Detection Program, but Efforts May Not Be Comprehensive
GAO-11-461T: Published: Apr 6, 2011. Publicly Released: Apr 6, 2011.
Aviation Security: TSA's Revised Cost Comparison Provides a More Reasonable Basis for Comparing the Costs of Private-Sector and TSA Screeners
GAO-11-375R: Published: Mar 4, 2011. Publicly Released: Mar 9, 2011.
Aviation Security: Efforts to Validate TSA's Passenger Screening Behavior Detection Program Underway, but Opportunities Exist to Strengthen Validation and Address Operational Challenges
GAO-10-763: Published: May 20, 2010. Publicly Released: May 20, 2010.