Cascade River RD over Marble Creek
Fair Condition44 years old188 vehicles/day
Location
| State | Washington |
| County | Skagit |
| Location | 8.3 E Jct SR 20 |
| Carries | Cascade River RD |
| Crosses | Marble Creek |
| Coordinates | 48.53574, -121.27185 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 116.1 ft (35.4 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 318.4 sq m |
| Main Spans | 1 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 188 (2021) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 080839000000000 |