South Thorp HWY over Westside Ditch
Fair Condition100 years old959 vehicles/day
Location
| State | Washington |
| County | Kittitas |
| Location | 00.10 N Thorp Cem R |
| Carries | South Thorp HWY |
| Crosses | Westside Ditch |
| Coordinates | 47.04536, -120.66612 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 24.9 ft (7.6 m) |
| Deck Width | 30.5 ft (9.3 m) |
| Deck Area | 84.6 sq m |
| Main Spans | 1 |
| Year Built | 1926 (reconstructed 1974) |
Traffic
| Avg Daily Traffic | 959 (2024) |
| Truck Traffic | 32% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 081620000000000 |