Old 99 South over Owl Creek
Poor Condition104 years old6,500 vehicles/day
Location
| State | Washington |
| County | Cowlitz |
| Location | 1.00 S Kelso DR (lv Wye) |
| Carries | Old 99 South |
| Crosses | Owl Creek |
| Coordinates | 46.09139, -122.86972 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 91.9 ft (28 m) |
| Max Span | 34.1 ft (10.4 m) |
| Deck Width | 53.8 ft (16.4 m) |
| Deck Area | 459.2 sq m |
| Main Spans | 3 |
| Year Built | 1922 (reconstructed 1979) |
Traffic
| Avg Daily Traffic | 6,500 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 081566000000000 |