US 101 over Boulder Creek
Good Condition79 years old1,139 vehicles/day
Location
| State | Washington |
| County | Grays Harbor |
| Location | 46.3 N Jct SR 109 |
| Carries | US 101 |
| Crosses | Boulder Creek |
| Coordinates | 47.47381, -124.02250 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 69.9 ft (21.3 m) |
| Max Span | 44.9 ft (13.7 m) |
| Deck Width | 39.0 ft (11.9 m) |
| Deck Area | 253.5 sq m |
| Main Spans | 3 |
| Year Built | 1947 (reconstructed 1982) |
Traffic
| Avg Daily Traffic | 1,139 (2023) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0003255D0000000 |