SR 507 over Skookumchuck River
Poor Condition98 years old8,908 vehicles/day
Location
| State | Washington |
| County | Lewis |
| Location | 2.4 N Jct I-5 |
| Carries | SR 507 |
| Crosses | Skookumchuck River |
| Coordinates | 46.73042, -122.95369 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 186.0 ft (56.7 m) |
| Max Span | 149.0 ft (45.4 m) |
| Deck Width | 22.0 ft (6.7 m) |
| Deck Area | 379.9 sq m |
| Main Spans | 1 |
| Year Built | 1928 |
Traffic
| Avg Daily Traffic | 8,908 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000000HV0000000 |