Dalton Highway over Jim River No. 3

Fair Condition54 years old140 vehicles/day

Location

StateAlaska
CountyYukon-Koyukuk
LocationMile Point 143.7
CarriesDalton Highway
CrossesJim River No. 3
Coordinates66.88462, -150.52523

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour CriticalUnknown

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length180.1 ft (54.9 m)
Max Span60.0 ft (18.3 m)
Deck Width27.6 ft (8.4 m)
Deck Area461.2 sq m
Main Spans3
Year Built1972 (reconstructed 1992)

Traffic

Avg Daily Traffic140 (2020)
Truck Traffic74%
Lanes On Bridge2

Inspection & Ownership

Last Inspection724
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number1437

Nearby Bridges