Barnhart Island RD over S Ch ST Lawrence R
Fair Condition70 years old925 vehicles/day
Location
| State | New York |
| County | St. Lawrence |
| Location | Barnhart Is & S Ch ST Law |
| Carries | Barnhart Island RD |
| Crosses | S Ch ST Lawrence R |
| Coordinates | 44.99471, -74.84414 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Truss - Thru |
| Total Length | 1078.1 ft (328.6 m) |
| Max Span | 508.9 ft (155.1 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 4403.2 sq m |
| Main Spans | 3 |
| Year Built | 1956 (reconstructed 1997) |
Traffic
| Avg Daily Traffic | 925 (2000) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | Other State Agencies |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000005523630 |