01814oam 2200433 a 450 991070286160332120091019124132.0(CKB)3460000000111406(OCoLC)402520389(EXLCZ)99346000000011140620090618d2009 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierThe impact of background and security clearances on the transportation workforce[electronic resource] 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, 2007Washington :U.S. G.P.O.,2009.iii, 48 pages digital, PDF fileTitle from title screen (viewed on June 18, 2009)."Serial no. 110-9."Impact of background and security clearances on the transportation workforce RailroadsEmployeesSelection and appointmentUnited StatesEmployee screeningUnited StatesRailroadsSecurity measuresUnited StatesCriminal recordsUnited StatesTransport workersLegal status, laws, etcUnited StatesRailroadsEmployeesSelection and appointmentEmployee screeningRailroadsSecurity measuresCriminal recordsTransport workersLegal status, laws, etc.GPOGPOGPOBOOK9910702861603321The impact of background and security clearances on the transportation workforce3527285UNINA