SH 75 over Salmon River; W. Clayton

Good Condition18 years old680 vehicles/day

Location

StateIdaho
CountyCuster
Location2 W. Clayton
CarriesSH 75
CrossesSalmon River; W. Clayton
Coordinates44.25950, -114.44072

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length297.9 ft (90.8 m)
Max Span118.1 ft (36 m)
Deck Width41.3 ft (12.6 m)
Deck Area1144.1 sq m
Main Spans3
Year Built2008

Traffic

Avg Daily Traffic680 (2023)
Truck Traffic15%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 48 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure Number000000000017791

Nearby Bridges

Squaw Creek RD over Squaw Creek 0.9 mi Poor Squaw Creek RD over Salmon River;sw.clayton 1.1 mi Fair Squaw Creek Road over Squaw Creek 2.0 mi Poor Squaw Creek RD over Squaw Creek 2.6 mi Poor Mule Shoe Mine RD over Salmon River;se.clayton 3.0 mi Poor Squaw Creek RD over Squaw Creek 3.4 mi Poor Thompson CR Road over Thompson Creek 3.8 mi Fair