ECR Kooi Bridge - Credit: Wikimedia Commons
ECR Kooi Bridge - Credit: Wikimedia Commons
The ECR Kooi Bridge is a bridge in Sheridan County, Wyoming, located west of the community of Monarch. The bridge carries Sheridan County Road CN3-93 across the Tongue River. Contractor Jack Gregg built the bridge in 1913. The single-span pin-connected Pratt pony truss bridge is long with an span; it is the longest bridge of its type still in use in the Wyoming state and county highway system. The bridge's roadway was constructed with wooden stringers and decking; its guardrails are also wooden. The pin-connected Pratt pony truss was a common type of truss bridge in Wyoming, and the Kooi Bridge was one of the earlier bridges to use the design. Read more on Wikipedia
Source: en.wikipedia.org