Transportation infrastructure : limited improvement in bridge conditions over the past decade, but financial challenges remain : testimony before the Subcommittee on Transportation, Housing, and Urban Development, and Related Agencies, Committee on Appropriations, U.S. Senate /
|Format:||Government Document Online Book|
[Washington, D.C.] :
United States Government Accountability Office,
GAO-13-713 T. |
|Online Access:||ONLINE VERSION|
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