Diablo Dam Access over Skagit River
Fair Condition96 years old250 vehicles/day
Location
| State | Washington |
| County | King |
| Location | Diablo Dam |
| Carries | Diablo Dam Access |
| Crosses | Skagit River |
| Coordinates | 48.71294, -121.13187 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 9 — Foundation above flood level |
Physical Characteristics
| Material | Concrete |
| Design | Arch - Deck |
| Total Length | 512.1 ft (156.1 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 19.0 ft (5.8 m) |
| Deck Area | 905.4 sq m |
| Main Spans | 14 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 250 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 822 |
| Inspection Frequency | Every 24 months |
| Owner | Other Local Agencies |
| Historical Significance | Historical significance is not determined |
| Structure Number | 087472000000000 |