County RD 21 over Cow Creek
Good Condition18 years old5,155 vehicles/day
Location
| State | Oregon |
| County | Douglas |
| Location | At Riddle S City Limits |
| Carries | County RD 21 |
| Crosses | Cow Creek |
| Coordinates | 42.94726, -123.36294 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 357.9 ft (109.1 m) |
| Max Span | 178.1 ft (54.3 m) |
| Deck Width | 50.5 ft (15.4 m) |
| Deck Area | 1680.1 sq m |
| Main Spans | 2 |
| Year Built | 2008 |
Traffic
| Avg Daily Traffic | 5,155 (2020) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 20531 21 503 |