SR 109 over Unt To Boone Creek
Good Condition2 years old1,372 vehicles/day
Location
| State | Washington |
| County | Grays Harbor |
| Location | 8.4 N Jct SR 15 |
| Carries | SR 109 |
| Crosses | Unt To Boone Creek |
| Coordinates | 47.15744, -124.18806 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Area | 83.3 sq m |
| Main Spans | 1 |
| Year Built | 2024 |
Traffic
| Avg Daily Traffic | 1,372 (2021) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 019567AB0000000 |