Road over Stream

Fair Condition45 years old

Location

StateAlaska
CountyPetersburg
LocationKupreanof Island Portage
CarriesRoad
CrossesStream
Coordinates56.92792, -133.15292

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel
DesignStringer/Multi-beam
Total Length80.1 ft (24.4 m)
Max Span78.4 ft (23.9 m)
Deck Width18.0 ft (5.5 m)
Deck Area134.2 sq m
Main Spans1
Year Built1981

Traffic

Lanes On Bridge1

Inspection & Ownership

Last Inspection524
Inspection FrequencyEvery 24 months
OwnerU.S. Forest Service
Historical SignificanceHistorical significance is not determined
Structure Number100210000003006

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