National and State Register

South Platte River Bridge (Denver)

Denver County

Joined and widened in 1970, the 1951 steel girder ribbed deck arch bridges are rare surviving structures associated with the early development of the Valley Highway, the predecessor to I-25 through the Denver’s central corridor.

A black and white view from the underside of the bridge, with arches spanning the banks and support beams coming up from them.

South Platte River Bridge

Crossing the South Platte River and a bike trail to the east of Sports Authority Field at Mile High, the five spans run for a total of 384 feet, with the main span running for 173 feet. The structures were designed by Crocker & Ryan, fabricated by Midwest Steel & Iron Works, and constructed by Pete Seerie, Inc.  Listed under the Highway Bridges in Colorado Multiple Property Submission.