NB I-5 Ramp over Dillenbaugh Creek
Good Condition17 years old2,626 vehicles/day
Location
| State | Washington |
| County | Lewis |
| Location | 3.8 N Jct SR 508 |
| Carries | NB I-5 Ramp |
| Crosses | Dillenbaugh Creek |
| Coordinates | 46.62756, -122.93392 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Area | 105.9 sq m |
| Main Spans | 1 |
| Year Built | 2009 |
Traffic
| Avg Daily Traffic | 2,626 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 0017324B0000000 |