Barnhart Island Road Bridge

Map 

Facts 

Note: The following information comes from the National Bridge Inventory and has not been verified.

Overview

Through truss bridge over South Channel St. Lawrence River on Barnhart Island Road

Location

St. Lawrence County, New York

Status

Open to traffic

History

Built 1956; rehabilitated 1997

Design

Through truss

Dimensions

Length of largest span: 508.9 ft.
Total length: 1,073.9 ft.
Deck width: 37.7 ft.
Vertical clearance above deck: 22.1 ft.

Approximate latitude, longitude

+44.97889, -74.85167   (decimal degrees)
44°58'44" N, 74°51'06" W   (degrees°minutes'seconds")

Approximate UTM coordinates

18/511695/4980615 (zone/easting/northing)

USGS topographic map

Raquette River

Inventory numbers

NY 5523630 (New York State bridge identification number)
BH 26809 (Bridgehunter.com ID)

Inspection (as of 08/2011)

Deck condition rating: Excellent (9 out of 9)
Superstructure condition rating: Good (7 out of 9)
Substructure condition rating: Good (7 out of 9)
Sufficiency rating: 81.4 (out of 100)

Average daily traffic (as of 2000)

925

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