US 101 over Tide Slough
Fair Condition87 years old2,815 vehicles/day
Location
| State | Washington |
| County | Pacific |
| Location | 6.7 N Jct SR 4 |
| Carries | US 101 |
| Crosses | Tide Slough |
| Coordinates | 46.51822, -123.88581 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Slab |
| Total Length | 138.1 ft (42.1 m) |
| Max Span | 17.1 ft (5.2 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 395.7 sq m |
| Main Spans | 8 |
| Year Built | 1939 |
Traffic
| Avg Daily Traffic | 2,815 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0002539D0000000 |