S Frontage RD W over Clark Fork 053

Poor Condition110 years old174 vehicles/day

Location

StateMontana
CountyMineral
Location2m W Alberton
CarriesS Frontage RD W
CrossesClark Fork 053
Coordinates47.01401, -114.50756

Condition Ratings

Overall ConditionPoor
Deck7 (Good)
Superstructure4 (Poor)
Substructure5 (Fair)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length371.1 ft (113.1 m)
Max Span174.9 ft (53.3 m)
Deck Width16.1 ft (4.9 m)
Deck Area554.2 sq m
Main Spans2
Year Built1916 (reconstructed 1999)

Traffic

Avg Daily Traffic174 (2023)
Truck Traffic3%
Lanes On Bridge1

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL31089001+04001

Nearby Bridges