Lemhi Road over Lemhi River (allen Br)

Good Condition10 years old880 vehicles/day

Location

StateIdaho
CountyLemhi
Location0.3 S. 0.8 E. Salmon
CarriesLemhi Road
CrossesLemhi River (allen Br)
Coordinates45.17267, -113.87742

Condition Ratings

Overall ConditionGood
Deck9 (Excellent)
Superstructure9 (Excellent)
Substructure8 (Very Good)
Channel/Waterway9 (Excellent)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length74.1 ft (22.6 m)
Max Span69.9 ft (21.3 m)
Deck Width33.8 ft (10.3 m)
Deck Area232.8 sq m
Main Spans1
Year Built2016

Traffic

Avg Daily Traffic880 (2023)
Truck Traffic7%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 48 months
OwnerCounty Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000032696

Nearby Bridges