Bridge ST over Swan River 110

Poor Condition115 years old1,503 vehicles/day

Location

StateMontana
CountyFlathead
LocationS End Big Fork
CarriesBridge ST
CrossesSwan River 110
Coordinates48.05932, -114.07269

Condition Ratings

Overall ConditionPoor
Deck5 (Fair)
Superstructure4 (Poor)
Substructure5 (Fair)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length120.1 ft (36.6 m)
Max Span119.1 ft (36.3 m)
Deck Width16.1 ft (4.9 m)
Deck Area179.3 sq m
Main Spans1
Year Built1911

Traffic

Avg Daily Traffic1,503 (2023)
Lanes On Bridge1

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL15672000+02001

Nearby Bridges