Historic Bridges of the U.S. | Griggstown Causeway Bridge

Facts

Overview: Pony truss bridge over Millstone River on Griggstown Causeway
Location: Somerset County, New Jersey
Status: Open to traffic
History: Built 1890; rehabilitated 1978
Design: Pony truss
Dimensions: Length of largest span: 48.9 ft.
Total length: 94.2 ft.
Deck width: 13.5 ft.
Inventory numbers: NJ 18F0302 (New Jersey bridge number)
BH 25508 (Bridgehunter.com ID)
Inspection (as of 11/2007): Deck condition rating: Very Good (8 out of 9)
Superstructure condition rating: Very Good (8 out of 9)
Substructure condition rating: Very Good (8 out of 9)
Sufficiency rating: 66.3 (out of 100)
Average daily traffic (as of 2007): 1,950