Big Salt Lake Road over Duke Creek
Good Condition27 years old310 vehicles/day
Location
| State | Alaska |
| County | Prince of Wales-Hyder |
| Location | Mile Point 4.1 |
| Carries | Big Salt Lake Road |
| Crosses | Duke Creek |
| Coordinates | 55.60389, -133.00444 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 28.9 ft (8.8 m) |
| Max Span | 28.9 ft (8.8 m) |
| Deck Area | 96.8 sq m |
| Main Spans | 1 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 310 (2020) |
| Truck Traffic | 28% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 4063 |