Rock Lake/3010 over Rock Creek
Good Condition48 years old221 vehicles/day
Location
| State | Washington |
| County | Whitman |
| Location | 10.44 Mi S Belsby |
| Carries | Rock Lake/3010 |
| Crosses | Rock Creek |
| Coordinates | 47.13902, -117.72627 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Tee Beam |
| Total Length | 200.1 ft (61 m) |
| Max Span | 99.1 ft (30.2 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 518.5 sq m |
| Main Spans | 2 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 221 (2021) |
| Truck Traffic | 25% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 081587000000000 |