June 19, 2017: New Street View added by Dana and Kay Klein
October 23, 2016: Updated by Christopher Finigan: Added category "Pin-connected"
October 23, 2016: New photo from John Goold
July 6, 2015: New photos from John Goold
January 20, 2015: Updated by Luke: Added builder
March 10, 2013: Updated by Luke Harden: Added HAER photographs
December 12, 2012: Photo imported by Luke Harden
December 5, 2012: Added by Luke Harden
Sources
Luke
HAER PA-508 - Bessemer & Lake Erie Railroad, Allegheny River Bridge, Spanning Allegheny River, East of Pennsylvania Turnpike (I-76), Oakmont, Allegheny County, PA