IRR BIA RTE 27 over Spokane River Spillway

Fair Condition53 years old400 vehicles/day

Location

StateWashington
CountyLincoln
LocationBeside Little Falls Dam
CarriesIRR BIA RTE 27
CrossesSpokane River Spillway
Coordinates47.82986, -117.91750

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length282.5 ft (86.1 m)
Max Span100.1 ft (30.5 m)
Deck Width33.1 ft (10.1 m)
Deck Area869.6 sq m
Main Spans3
Year Built1973

Traffic

Avg Daily Traffic400 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerBureau of Indian Affairs
Historical SignificanceBridge is not eligible for the National Register
Structure Number00000000000P202

Nearby Bridges