Whitman RD over Sdm Channel
Good Condition61 years old1,500 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 0.3 Mi NE Oak Grove RD |
| Carries | Whitman RD |
| Crosses | Sdm Channel |
| Coordinates | 37.95027, -122.03118 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 9 (Excellent) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 45.3 ft (13.8 m) |
| Max Span | 14.1 ft (4.3 m) |
| Deck Area | 209.8 sq m |
| Main Spans | 3 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 1,500 (1981) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2023 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28C0224 |