Wagon Bridge, Spanning Des Moines River, Boone, Boone County, IA

Significance: This bridge is one of the few remaining large-scale wagon trusses in Iowa. A locally important crossing of a major river, it is one of the few multiple span pin-connected Pratt trusses remaining in the state. One of its four spans is a long-span Pennsylvania through truss, an important sub-type of the Pratt truss.
Unprocessed Field note material exists for this structure: N217
Survey number: HAER IA-45
Building/structure dates: 1910 Initial Construction