US 287 over Flat Creek

Good Condition19 years old429 vehicles/day

Location

StateMontana
CountyLewis and Clark
Location14m SE Augusta
CarriesUS 287
CrossesFlat Creek
Coordinates47.32515, -112.20992

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length73.2 ft (22.3 m)
Max Span72.2 ft (22 m)
Deck Width37.7 ft (11.5 m)
Deck Area256.4 sq m
Main Spans1
Year Built2007

Traffic

Avg Daily Traffic429 (2023)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is eligible for the National Register
Structure NumberP00009023+05901

Nearby Bridges