SR 18 over Peasley Canyon RD
Fair Condition68 years old52,049 vehicles/day
Location
| State | Washington |
| County | King |
| Location | 1.9 E Jct I-5 |
| Carries | SR 18 |
| Crosses | Peasley Canyon RD |
| Coordinates | 47.30358, -122.27386 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 364.2 ft (111 m) |
| Max Span | 140.1 ft (42.7 m) |
| Deck Width | 81.4 ft (24.8 m) |
| Deck Area | 2752.8 sq m |
| Main Spans | 3 |
| Year Built | 1958 (reconstructed 2004) |
Traffic
| Avg Daily Traffic | 52,049 (2023) |
| Truck Traffic | 11% |
| Lanes On Bridge | 5 |
| Lanes Under 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 | 0005433A0000000 |