Henry Hudson Bridge

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Henry Hudson Bridge

Viewed from the east in March of 2005

Overview: Steel arch bridge over Spuyten Duyvil Creek on the Henry Hudson Parkway (NY 9A) in New York City
Location: New York City, Bronx County, New York, and New York County, New York
Status: Open to a total of 7 lanes of traffic
History: Opened to traffic December 12, 1936
Builders: - American Bridge Co. of New York
- David B. Steinman of New York, New York (Engineer)
- Holton D. Robinson of Massena, New York (Engineer)
- Robinson & Steinman of New York, New York (Engineering Firm)
Design: Steel arch
Dimensions: Length of largest span: 799.9 ft.
Total length: 1,925.9 ft.
Deck width: 42.0 ft.
Vertical clearance above deck: 10.7 ft.
Approximate latitude, longitude: +40.87815, -73.92200 (decimal degrees)
40°52'41" N, 73°55'19" W (degrees°minutes'seconds")
Approximate UTM coordinates: 18/590829/4525789 (zone/easting/northing)
Quadrangle map:: Yonkers
Inventory numbers: NY 5521257 (New York State bridge identification number)
BH 25777 (Bridgehunter.com ID)
Inspection (as of 10/2015): Deck condition rating: Good (7 out of 9)
Superstructure condition rating: Fair (5 out of 9)
Substructure condition rating: Fair (5 out of 9)
Sufficiency rating: 49.0 (out of 100)
Average daily traffic (as of 2014): 60,918