National and State Register

Rainbow Arch Bridge

Morgan County

Charles Sheely’s Colorado Bridge and Construction Company completed this multi-span, reinforced concrete fixed rainbow arch in 1923.  

A view of the bridge from the side with large concrete arches over the bridge between abutments and railing along the sides.

Rainbow Arch Bridge (1997 photograph.)

Based on a design patented by Iowa engineer James Marsh, it is the only Marsh arch in Colorado and is reportedly the last bridge built by Sheely.  Listed under Highway Bridges in Colorado Multiple Property Submission.