NAV LOCK BRIDGE over NAV LOCK CHANNEL

LOWER MONUMENTAL DAM · County 071, Washington · Built 1966 · 2 Lanes · 50 vehicles/day

Overall

Fair

Deck

7

Good

Superstructure

6

Satisfactory

Substructure

7

Good

Condition Ratings

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

Location

46.560053, -118.538906

This bridge is in worse condition than 62.6% of bridges in County 071. The average bridge in Washington is 0 years old; this one is 60 years old.

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SR 263 over DRY GULCH

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SR 260 over DRY WASH

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SR 21 over DRY COULEE

Good Built 1963

SR 21 over DRY COULEE

Fair Built 1950

SR 21 over DRY COULLEE

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WOODEN RD over WALKER CANYON

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Fair Built 1963

Bridge Details

Structure #: CEPNWWWA0LMANAV
Year Built: 1966
Length: 28.4 m (93.2 ft)
Max Span: 28.4 m
Width: 8.2 m (26.9 ft)
Lanes: 2
Daily Traffic: 50
Material: Concrete
Design: Box Beam or Girders - Single or Spread
Owner: Corps of Engineers (Civil)
Last Inspected: N/A
Est. Improvement: $225,000
Total Project Cost: $338,000

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.