01628nam 2200445Ia 450 991069996060332120110302110017.0(CKB)5470000002406350(OCoLC)704565517(EXLCZ)99547000000240635020110302d2007 ua 0engurcn|||||||||txtrdacontentcrdamediacrrdacarrierCulvert management systems[electronic resource] Alabama, Maryland, Minnesota, and Shelby CountyWashington, DC :Federal Highway Administration, Office of Asset Management,[2007]1 online resource (36 pages) digital, PDF fileTransportation asset management case studiesTitle from title screen (viewed March 1, 2011)."May 2007"--P. [1].Culvert management systems CulvertsAlabamaManagementCulvertsMarylandManagementCulvertsMinnesotaManagementTransportationManagementEconomic aspectsInfrastructure (Economics)ManagementCulvertsManagement.CulvertsManagement.CulvertsManagement.TransportationManagementEconomic aspects.Infrastructure (Economics)Management.United States.Federal Highway Administration.Office of Asset Management.GPOGPOBOOK9910699960603321Culvert management systems3435559UNINA