Jnu Douglas Br RD over Gastineau Channel

Fair Condition45 years old12,800 vehicles/day

Location

StateAlaska
CountyJuneau City and
LocationMile Point 0.1
CarriesJnu Douglas Br RD
CrossesGastineau Channel
Coordinates58.29917, -134.42889

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignSegmental Box Girder
Total Length1286.4 ft (392.1 m)
Max Span620.1 ft (189 m)
Deck Width44.0 ft (13.4 m)
Deck Area5254.1 sq m
Main Spans3
Year Built1981

Traffic

Avg Daily Traffic12,800 (2020)
Truck Traffic5%
Lanes On Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0740

Nearby Bridges