Oak Knoll Road over Spring Valley Creek
Fair Condition60 years old109 vehicles/day
Location
| State | Oregon |
| County | Polk |
| Location | 008 W State HWY 221 |
| Carries | Oak Knoll Road |
| Crosses | Spring Valley Creek |
| Coordinates | 45.04102, -123.09570 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 56.1 ft (17.1 m) |
| Max Span | 26.9 ft (8.2 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 109.4 sq m |
| Main Spans | 2 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 109 (2020) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 53C050063500091 |