SR 106 over Twanoh Falls Creek
Good Condition12 years old2,353 vehicles/day
Location
| State | Washington |
| County | Mason |
| Location | 13.5 E Jct US 101 |
| Carries | SR 106 |
| Crosses | Twanoh Falls Creek |
| Coordinates | 47.38159, -122.94885 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 64.3 ft (19.6 m) |
| Deck Area | 160.7 sq m |
| Main Spans | 1 |
| Year Built | 2014 |
Traffic
| Avg Daily Traffic | 2,353 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0018494A0000000 |