I-90 over MERCER SLOUGH
6.4 E JCT I-5 · County 033, Washington · Built 1940 · 4 Lanes · 74,410 vehicles/day
Structurally Deficient
— One or more key components rated 4 (Poor) or below
Overall
Deck
6
Satisfactory
Superstructure
4
Poor
Substructure
6
Satisfactory
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 6 | Satisfactory |
| Superstructure | 4 | Poor |
| Substructure | 6 | Satisfactory |
Location
47.579283, -122.1878
This bridge is in worse condition than 96.1% of bridges in County 033. The average bridge in Washington is 0 years old; this one is 86 years old.
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I-90 over MERCER SLOUGH
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I-90 over MERCER SLOUGH
Built 1970
I-90 over MERCER SLOUGH
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I-90 S-E RAMP over I-90 MERCER SLOUGH
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I-90 over EAST CHANNEL-LK WASH
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Bridge Details
- Structure #
- 0008610B0000000
- Year Built
- 1940
- Reconstructed
- 1970
- Length
- 857.1 m (2812 ft)
- Max Span
- 29 m
- Width
- 19.8 m (65 ft)
- Lanes
- 4
- Daily Traffic
- 74,410
- Material
- Concrete Continuous
- Design
- Box Beam or Girders - Multiple
- Owner
- State Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- $57,435,000
- Total Project Cost
- $114,870,000
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.