Sarpy Basin RD over Sarpy Creek 033

Fair Condition45 years old100 vehicles/day

Location

StateMontana
CountyBig Horn
Location24m E Hardin
CarriesSarpy Basin RD
CrossesSarpy Creek 033
Coordinates45.82973, -107.11299

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignTee Beam
Total Length25.9 ft (7.9 m)
Max Span25.9 ft (7.9 m)
Deck Width26.2 ft (8 m)
Deck Area63.2 sq m
Main Spans1
Year Built1981 (reconstructed 2010)

Traffic

Avg Daily Traffic100 (2025)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL02037000+02001