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Macombs Dam Bridge

Macombs Dam Bridge viewed from the southwest in March of 2005

Overview: Swing bridge over Harlem River on E. 155th Street in New York
Location: New York City, New York County, New York, and Bronx County, New York
Status: Open to traffic
History: Built 1895; rehabilitated 2003
Builders: - Alfred P. Boller
- Passaic Rolling Mills of Peterson, New Jersey
- Steward & McDermott
Design: 412-foot swing span over the Harlem River with a truss span on the east bank over the Metro-North railroad tracks.
Dimensions: Length of largest span: 220.2 ft.
Total length: 3,275.1 ft. (0.6 mi.)
Deck width: 44.0 ft.
Vertical clearance above deck: 14.5 ft.
Also called: Central Bridge
Approximate latitude, longitude: +40.82806, -73.93472 (decimal degrees)
40°49'41" N, 73°56'05" W (degrees°minutes'seconds")
Approximate UTM coordinates: 18/589824/4520215 (zone/easting/northing)
USGS topographic map: Central Park
Inventory numbers: NY 1240090 (New York State bridge identification number)
BH 26429 (Bridgehunter.com ID)
Inspection (as of 11/2011): Deck condition rating: Very Good (8 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Satisfactory (6 out of 9)
Sufficiency rating: 60.2 (out of 100)
Average daily traffic (as of 1999): 39,993