3000000-23.23 over Perm

Fair Condition41 years old50 vehicles/day

Location

StateAlaska
CountyPrince of Wales-Hyder
LocationThorne Bay
Carries3000000-23.23
CrossesPerm
Coordinates55.75496, -132.49179

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length71.9 ft (21.9 m)
Max Span69.9 ft (21.3 m)
Deck Width17.4 ft (5.3 m)
Deck Area116.1 sq m
Main Spans1
Year Built1985

Traffic

Avg Daily Traffic50 (2006)
Lanes On Bridge1

Inspection & Ownership

Last Inspection921
Inspection FrequencyEvery 48 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Structure Number100540000001073

Nearby Bridges