Ryan Allen Road over Rock Creek
Good Condition54 years old1,648 vehicles/day
Location
| State | Washington |
| County | Skamania |
| Location | 1.08 N Jct 2nd St. |
| Carries | Ryan Allen Road |
| Crosses | Rock Creek |
| Coordinates | 45.69833, -121.90500 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 151.9 ft (46.3 m) |
| Max Span | 106.0 ft (32.3 m) |
| Deck Width | 31.5 ft (9.6 m) |
| Deck Area | 444.5 sq m |
| Main Spans | 1 |
| Year Built | 1972 |
Traffic
| Avg Daily Traffic | 1,648 (2024) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 084752000000000 |