US 87 over Abandoned Railroad

Fair Condition52 years old1,727 vehicles/day

Location

StateMontana
CountyChouteau
Location6m SW Loma
CarriesUS 87
CrossesAbandoned Railroad
Coordinates47.87765, -110.60007

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure5 (Fair)
Substructure8 (Very Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length527.9 ft (160.9 m)
Max Span86.0 ft (26.2 m)
Deck Width46.6 ft (14.2 m)
Deck Area2284.8 sq m
Main Spans2
Year Built1974

Traffic

Avg Daily Traffic1,727 (2023)
Truck Traffic10%
Lanes On Bridge2

Inspection & Ownership

Last Inspection523
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberP00010045+08371

Nearby Bridges