Bus video gives more info about Pittsburgh bridge collapse


              FILE—This is a Pittsburgh Transit Authority bus that was on the Fern Hollow Bridge in Pittsburgh when it collapsed in this file photo from Jan. 28, 2022. Video footage from the transit bus of the bridge collapse in Pittsburgh earlier this year shows one end of the structure had already fallen when an expansion joint at the other end was pulling apart, federal investigators said Thursday, May 5, 2022. (AP Photo/Gene J. Puskar, File)
            
              FILE—Onlookers look at the bus and vehicles below the day after the Jan 28 bridge collapse in this Jan. 29, 2022 file photo, in Pittsburgh. Video footage from the transit bus of the bridge collapse in Pittsburgh earlier this year shows one end of the structure had already fallen when an expansion joint at the other end was pulling apart, federal investigators said Thursday, May 5, 2022. (AP Photo/Keith Srakocic, File)
            
              FILE—Cranes lift the bus that was on a bridge when it collapsed Jan.28, 2022 during the recovery process in this file photo from Jan. 31, 2022 in Pittsburgh's East End. Video footage from the transit bus of the bridge collapse in Pittsburgh earlier this year shows one end of the structure had already fallen when an expansion joint at the other end was pulling apart, federal investigators said Thursday, May 5, 2022. (AP Photo/Gene J. Puskar)
            
              The National Transportation Safety Board (NTSB) says this image is from the curbside camera of the bus involved in the collapse of the Fern Hollow Bridge in Pittsburgh and shows that at nearly the same time, the west end of the bridge had already fallen off the west abutment (the red arrow points to the abutment). The image is from video provided by NTSB in a report issued, Thursday, May 5, 2022, pertaining to the Jan. 28 2022, collapse of the bridge. (National Transportation Safety Board via AP)
            
              The National Transportation Safety Board (NTSB) says this image is from the forward-facing camera on the bus that was involved in the  collapse of the Fern Hollow Bridge in Pittsburgh and shows the bridge deck separating at the east expansion joint (the red oval highlights the expansion joint). The image is from video provided by NTSB in a report issued, Thursday, May 5, 2022, pertaining to the Jan. 28 2022, collapse of the bridge. (National Transportation Safety Board via AP)
            
              FILE—In this aerial image taken with a drone, vehicles rest on a bridge following its collapse, in this file photo from Jan. 28, 2022, in Pittsburgh. Video footage from a transit bus of the bridge collapse in Pittsburgh earlier this year shows one end of the structure had already fallen when an expansion joint at the other end was pulling apart, federal investigators said Thursday, May 5, 2022. (AP Photo/Gene J. Puskar, File)
Bus video gives more info about Pittsburgh bridge collapse