17 reactions | Crossing over rivers, roads, railroad tracks and more, the bridges on the PA Turnpike keep our highway connected. From concrete segmental to steel girders, the 1160 bridges across the system are invaluable structures tasked with carrying the weight of thousands of vehicles over many years through all weather conditions. Pictured here is the Beaver River Bridge in 1951 and 2003. See more then and now on the #PATurnpike ➞ bit.ly/PTC_Then_Now | Pennsylvania Turnpike | Facebook