IRR BIA RTE 1123 over Sitdown Creek

Poor Condition33 years old50 vehicles/day

Location

StateWashington
CountyFerry
Location25 Km NW Of Sub-agency
CarriesIRR BIA RTE 1123
CrossesSitdown Creek
Coordinates48.40381, -118.45867

Condition Ratings

Overall ConditionPoor
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure4 (Poor)
Channel/Waterway5 (Fair)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length44.0 ft (13.4 m)
Max Span43.0 ft (13.1 m)
Deck Width14.1 ft (4.3 m)
Deck Area57.6 sq m
Main Spans1
Year Built1993

Traffic

Avg Daily Traffic50 (2023)
Truck Traffic40%
Lanes On Bridge1

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerBureau of Indian Affairs
Historical SignificanceBridge is not eligible for the National Register
Structure Number00000000000P333

Nearby Bridges

IRR BIA RTE 1123 over Sitdown Creek 0.8 mi Fair IRR BIA RTE 1123 over Sitdown Creek 1.3 mi Fair Hall Creek RD over Hall Creek 3.3 mi Fair Hall Creek RD over Hall Creek 3.4 mi Fair Hall Creek RD over Hall Creek 3.8 mi Good IRR BIA RTE 1123 over Hall Creek 3.8 mi Fair Hall Creek RD over Hall Creek 4.2 mi Good