Montgomery County Bridge No. 221, Metz Road spanning Towamencin Creek, Skippack, Montgomery County, PA

Significance: Montgomery County Bridge 221 is an excellent example of a single span, steel, Pratt pony truss bridge constructed in the latter part of the 19th century. It embodies the characteristics of the type and method of construction employed during that period. The bridge superstructure was manufactured and erected by the John Denithorne & Son, Co., a major supplier of bridges in southeastern Pennsylvania. Steel for the bridge came from the Phoenix Iron Co.
Survey number: HAER PA-308
Building/structure dates: 1896 Initial Construction
Building/structure dates: 1960 Subsequent Work