The impact of background and security clearances on the transportation workforce
Subtitle: hearing before the Subcommittee on Transportation Security and Infrastructure Protection of the Committee on Homeland Security, House of Representatives, One Hundred Tenth Congress, first session, February 16, 2007.
Publisher: U.S. G.P.O.; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 2009
Place of publication: Washington
Language: eng
Number of pages: 48
ISBN-13: 9780160833335
Subjects: Railroads -- Employees -- Selection and appointment -- United States; Employee screening -- United States; Railroads -- Security measures -- United States; Criminal records -- United States; Transport workers -- Legal status, laws, etc. -- United States
Notes: Shipping list no. unavailable.

"Serial no. 110-9."