I-5 Sbcd over Skookumchuck River
Good Condition13 years old12,739 vehicles/day
Location
| State | Washington |
| County | Lewis |
| Location | 0.7 N Jct SR 507 |
| Carries | I-5 Sbcd |
| Crosses | Skookumchuck River |
| Coordinates | 46.72056, -122.97697 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 305.1 ft (93 m) |
| Max Span | 138.1 ft (42.1 m) |
| Deck Width | 46.9 ft (14.3 m) |
| Deck Area | 1329.9 sq m |
| Main Spans | 3 |
| Year Built | 2013 |
Traffic
| Avg Daily Traffic | 12,739 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0018272B0000000 |