Pittsburgh in Allegheny County, Pennsylvania — The American Northeast (Mid-Atlantic)
31st Street Bridge
Between 1924 and 1928, the Allegheny County Department of Public Works oversaw the construction of 41 new bridges-one of the most aggressive public improvement campaigns to date. Reacting to the Secretary of War's 1917 declaration that all "unreasonable obstructions to the navigation of the Allegheny River" be removed, the county approved the issuance of bonds in the amount of $29 million for new bridges, roads, and buildings to aid the movement of goods and war materials along the rivers.
Because of the new bridges, Pittsburgh became an indispensible supplier during World War II, leading Governor James to call the Keystone State the "Arsenal of America." Pittsburgh's factories began producing weapons, vehicles, aircraft, and parts. The easy shipment of these goods on the
Location. 40° 27.881′ N, 79° 58.76′ W. Marker is in Pittsburgh, Pennsylvania, in Allegheny County. Marker can be reached from the intersection of Three Rivers Heritage Trail and 31st Street Bridge. Touch for map. Marker is located under the 31st Street Bridge on the Three Rivers Heritage Trail. Marker is in this post office area: Pittsburgh PA 15212, United States of America. Touch for directions.
Other nearby markers. At least 8 other markers are within walking distance of this marker. Troy Hill Incline (about 700 feet away, measured in a direct line); Troy Hill Fire Station #39 (approx. 0.2 miles away); The Thomas Carlin's Sons Foundry (approx. 0.2 miles away); Herr's Island (approx. 0.4 miles away); Charles Martin Hall (approx. half a mile away); Birthplace of the Aluminum Industry (approx. half a mile away); Pittsburgh Grease Plant (approx. 0.6 miles away); St. Nicholas Roman Catholic Croatian Church, North Side (approx. 0.6 miles away). Touch for a list and map of all markers in Pittsburgh.
Also see . . .
1. 31st Street Bridge. Pghbridges.com (Submitted on November 11, 2016, by Mike Wintermantel of Pittsburgh, Pennsylvania.)
2. Friends of the Riverfront - Three Rivers Heritage Trail. (Submitted on November 11, 2016, by Mike Wintermantel of Pittsburgh, Pennsylvania.)
Categories. • Bridges & Viaducts • Industry & Commerce • War, World II •
Credits. This page was last revised on November 11, 2016. This page originally submitted on November 11, 2016, by Mike Wintermantel of Pittsburgh, Pennsylvania. This page has been viewed 135 times since then and 4 times this year. Photos: 1, 2, 3, 4. submitted on November 11, 2016, by Mike Wintermantel of Pittsburgh, Pennsylvania.