Main Street Bridge, Spanning Sugar River at Main Street (State Routes 12 & 103), Claremont, Sullivan County, NH

Significance: The bridge is a representative example of a riveted steel Warren deck truss highway bridge, typical of early 20th century bridge technology. The bridge lies at the heart of Claremont's Lower Village National Register Historic District. Two preceding iron bridges have spanned this historically important Sugar River crossing.
Survey number: HAER NH-23
National Register of Historic Places NRIS Number: 78003455