I-25 Sbl over South Fork Powder River

Poor Condition66 years old1,647 vehicles/day

Location

StateWyoming
CountyJohnson
LocationCasper - Kaycee
CarriesI-25 Sbl
CrossesSouth Fork Powder River
Coordinates43.62794, -106.57218

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length264.1 ft (80.5 m)
Max Span56.1 ft (17.1 m)
Deck Width43.0 ft (13.1 m)
Deck Area1054.5 sq m
Main Spans5
Year Built1960

Traffic

Avg Daily Traffic1,647 (2024)
Truck Traffic30%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceHistorical significance is not determined
Structure NumberAJW

Nearby Bridges

I-25 Nbl over South Fork Powder River 0.0 mi Fair I-25 Sbl over Powder River RD Intg 0.3 mi Fair I-25 Nbl over Powder River RD Intg 0.3 mi Good I-25 Service Road over South Fork Powder River 0.6 mi Fair I-25 Nbl over Murphy Creek 1.2 mi Fair I-25 Sbl over Murphy Creek 1.2 mi Fair I-25 Sbl over I-25 Service Road 1.3 mi Fair I-25 Nbl over I-25 Service Road 1.3 mi Good I-25 Nbl over Machinery Pass 1.4 mi Fair I-25 Sbl over Machinery Pass 1.4 mi Fair