Forest Road over Upper Twin CR

Good Condition61 years old120 vehicles/day

Location

StateMontana
CountyFlathead
LocationCable Car Slide Area
CarriesForest Road
CrossesUpper Twin CR
Coordinates47.99211, -113.56512

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length109.9 ft (33.5 m)
Max Span67.9 ft (20.7 m)
Deck Width29.9 ft (9.1 m)
Deck Area304.9 sq m
Main Spans3
Year Built1965

Traffic

Avg Daily Traffic120 (1990)
Truck Traffic4%
Lanes On Bridge2

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 48 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Structure Number011004000000092

Nearby Bridges