Spokane River Bridge at Long Lake Dam - 1949 - Reardan, WA - Bridge Date Stones and Plaques on Waymarking.com

The longest concrete arch built in Washington in the 1940s, this bridge was built in 1949 by the Washington State Department of Transport. Its total length is 481 feet with a 211 foot long open spandrel arch span in the centre. The concrete arch section consists of two reinforced concrete ribs spanning 200 feet between skewbacks, rising 44 feet with an overall length of 211 feet. The ribs support columns spaced 23 feet apart, which in turn support the roadway girders, floor beams, and roadway slab.

The bridge is unique for its use of a a considere hinge, the only one built in Washington in the 1940s employing this system.

The bridge was listed on the National Register of Historic Places in 1995.

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Date built or dedicated as indicated on the date stone or plaque.: 1949 Date stone, plaque location.: Inside face of concrete end post, right hand side, each end of the bridge. Road, body of water, land feature, etc. that the bridge spans.: Spokane River Website (if available): [Web Link] Parking (safe parking location): N 47° 50.383 W 117° 51.121

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