Shields/4500 over Palouse River
Good Condition36 years old52 vehicles/day
Location
| State | Washington |
| County | Whitman |
| Location | 4.77 Mi SW SR 23 |
| Carries | Shields/4500 |
| Crosses | Palouse River |
| Coordinates | 46.95287, -117.50393 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 220.1 ft (67.1 m) |
| Max Span | 108.9 ft (33.2 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 583.8 sq m |
| Main Spans | 2 |
| Year Built | 1990 |
Traffic
| Avg Daily Traffic | 52 (2020) |
| Truck Traffic | 25% |
| 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 | 085769000000000 |