SR 11 over Gn Ry Colony Creek
Fair Condition95 years old2,472 vehicles/day
Location
| State | Washington |
| County | Skagit |
| Location | 9.2 N Jct I-5 |
| Carries | SR 11 |
| Crosses | Gn Ry Colony Creek |
| Coordinates | 48.59806, -122.42225 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 882.9 ft (269.1 m) |
| Max Span | 65.9 ft (20.1 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 2825.6 sq m |
| Main Spans | 18 |
| Year Built | 1931 |
Traffic
| Avg Daily Traffic | 2,472 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 0001496A0000000 |