US 101 over Big Quilcene River
Poor Condition90 years old3,525 vehicles/day
Location
| State | Washington |
| County | Jefferson |
| Location | 11.5 S Jct SR 104 |
| Carries | US 101 |
| Crosses | Big Quilcene River |
| Coordinates | 47.81076, -122.91063 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Truss - Thru |
| Total Length | 244.1 ft (74.4 m) |
| Max Span | 149.9 ft (45.7 m) |
| Deck Width | 30.2 ft (9.2 m) |
| Deck Area | 684.5 sq m |
| Main Spans | 1 |
| Year Built | 1936 |
Traffic
| Avg Daily Traffic | 3,525 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 0002060A0000000 |