Richardson Highway over Gulkana River

Poor Condition52 years old880 vehicles/day

Location

StateAlaska
CountyCounty 066
LocationMile Point 129.8
CarriesRichardson Highway
CrossesGulkana River
Coordinates62.26972, -145.38472

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical7 — Countermeasures installed

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length404.9 ft (123.4 m)
Max Span160.1 ft (48.8 m)
Deck Width35.1 ft (10.7 m)
Deck Area1320.4 sq m
Main Spans3
Year Built1974

Traffic

Avg Daily Traffic880 (2020)
Truck Traffic21%
Lanes On Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0574

Nearby Bridges