SOUTH TONGASS HWY over TONGASS AVENUE VIADUCT

MILE POINT 1.3 · County 130, Alaska · Built 1956 · 2 Lanes · 14,564 vehicles/day

Overall

Fair

Deck

7

Good

Superstructure

6

Satisfactory

Substructure

5

Fair

Condition Ratings

Component	Rating	Description
Deck	7	Good
Superstructure	6	Satisfactory
Substructure	5	Fair

Location

55.326447, -131.617939

This bridge is in worse condition than 67.3% of bridges in County 130. The average bridge in Alaska is 0 years old; this one is 70 years old.

Nearby Bridges

SOUTH TONGASS HWY over FORKS CREEK

Fair Built 1938

THOMAS STREET over THOMAS TRESTLE

Fair Built 1960

SPRUCE MILL WAY over FRONT ST/SPRUCE MILL WAY

Good Built 1969

PETERSON STREET over PETERSON STREET

Poor Built 1955

SOUTH TONGASS HWY over FRONT AND MILL ST VIAD

Good Built 1973

PARK STREET over KETCHIKAN CR PARK-LOWER

Fair Built 1967

SOUTH TONGASS HWY over FRONT STREET VIADUCT

Fair Built 1969

VALLEY FORGE DR over WEST FK KETCHIKAN CR

Fair Built 1970

GRANT STREET over GRANT STREET VIADUCT

Fair Built 1970

PARK/HARRIS ST over KETCHIKAN CREEK

Poor Built 1957

Bridge Details

Structure #: 0997
Year Built: 1956
Length: 526.4 m (1727 ft)
Max Span: 12.8 m
Width: 16.2 m (53.1 ft)
Lanes: 2
Daily Traffic: 14,564
Material: Prestressed Concrete
Design: Tee Beam
Owner: State Highway Agency
Last Inspected: N/A
Est. Improvement: N/A
Total Project Cost: N/A

Data from FHWA National Bridge Inventory. Bridge conditions may have changed since the last inspection. This site is not affiliated with FHWA. Do not use for route clearance purposes.