01604nam 2200397 450 991071176080332120190103113339.0(CKB)5470000002486463(OCoLC)1080639501(EXLCZ)99547000000248646320190103j19870901 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierCollision and derailment of Southeastern Pennsylvania Transportation Authority single car train 167, 69th Street Terminal, Upper Darby, Pennsylvania, August 23, 1986 /National Transportation Safety BoardWashington, D.C. :National Transportation Safety Board,1987.1 online resource (v, 32 pages) illustrationsRailroad accident report ;NTSB/RAR-87/04"Report date: September 1, 1987"--Technical report documentation page.Railroad accidentsPennsylvaniaUpper DarbyRailroadsPennsylvaniaUpper DarbyBrakesRailroad accidentsfastRailroadsBrakesfastPennsylvaniaUpper DarbyfastRailroad accidentsRailroadsBrakes.Railroad accidents.RailroadsBrakes.GPOGPOBOOK9910711760803321Collision and derailment of Southeastern Pennsylvania Transportation Authority single car train 167, 69th Street Terminal, Upper Darby, Pennsylvania, August 23, 19863257393UNINA