SPILLWAY BRIDGE over SPILLWAY CHANNEL

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

Overall
Fair
Deck
6
Satisfactory
Superstructure
6
Satisfactory
Substructure
7
Good

Condition Ratings

ComponentRatingDescription
Deck 6 Satisfactory
Superstructure 6 Satisfactory
Substructure 7 Good

Location

46.561, -118.536303

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.

Nearby Bridges

NAV LOCK BRIDGE over NAV LOCK CHANNEL
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SR 263 over DRY GULCH
Fair Built 1952
SR 260 over DRY WASH
Serious Built 1967
SR 21 over DRY COULEE
Good Built 1963
SR 21 over DRY COULEE
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SR 21 over DRY COULLEE
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WOODEN RD over WALKER CANYON
Good Built 2001
SR 21 over DRY COULEE
Fair Built 1963

Bridge Details

Structure #
CEPNPWWA0LMASPY
Year Built
1966
Length
156 m (511.8 ft)
Max Span
15.2 m
Width
7 m (23 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
$502,000
Total Project Cost
$753,000
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.