I-405 over SR 522 SAMMAMISH R
8.7 N JCT SR 520 · County 033, Washington · Built 1968 · 3 Lanes · 56,311 vehicles/day
Overall
Deck
6
Satisfactory
Superstructure
6
Satisfactory
Substructure
7
Good
Condition Ratings
| Component | Rating | Description |
|---|---|---|
| Deck | 6 | Satisfactory |
| Superstructure | 6 | Satisfactory |
| Substructure | 7 | Good |
Location
47.756806, -122.184836
This bridge is in worse condition than 48.8% of bridges in County 033. The average bridge in Washington is 0 years old; this one is 58 years old.
Nearby Bridges
SR 522 RAMP over SAMMAMISH RIVER
Built 1968
I-405 over SR 522 SAMMAMISH R
Built 1968
I-405 over TERRAIN
Built 1968
I-405 N-E RAMP over SAMMAMISH RIVER
Built 1968
SR 522 over E-N RAMP BR
Built 1968
I-405 N-W RAMP over SAMMAMISH R I-405 SR 5
Built 1968
SR 522 over SAMMAMISH RIVER
Built 1968
SR 522 over NORTH CR & GILLMAN TRAIL
Built 1960
SR 522 over NORTH CR & GILLMAN TRAIL
Built 1967
SR 522 over NORTH CR & GILLMAN TRAIL
Built 1968
Bridge Details
- Structure #
- 0008382B0000000
- Year Built
- 1968
- Reconstructed
- 1997
- Length
- 429.8 m (1410.1 ft)
- Max Span
- 37.2 m
- Width
- 13.1 m (43 ft)
- Lanes
- 3
- Daily Traffic
- 56,311
- Material
- Concrete Continuous
- Design
- Box Beam or Girders - Multiple
- Owner
- State Highway Agency
- Last Inspected
- N/A
- Est. Improvement
- $14,065,000
- Total Project Cost
- $28,130,000
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.