IRR BIA RTE 1123 over Sitdown Creek
Fair Condition33 years old50 vehicles/day
Location
| State | Washington |
| County | Ferry |
| Location | 26.9 Km NW Of Sub-agency |
| Carries | IRR BIA RTE 1123 |
| Crosses | Sitdown Creek |
| Coordinates | 48.39394, -118.48168 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 40.4 ft (12.3 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 14.1 ft (4.3 m) |
| Deck Area | 52.9 sq m |
| Main Spans | 1 |
| Year Built | 1993 |
Traffic
| Avg Daily Traffic | 50 (2023) |
| Truck Traffic | 40% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | Bureau of Indian Affairs |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 00000000000P335 |