Imhoff Drive over Walnut Creek
Good Condition45 years old1,000 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 0.3 Mi W Solano Way |
| Carries | Imhoff Drive |
| Crosses | Walnut Creek |
| Coordinates | 38.00153, -122.05923 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Box Beam - Multiple |
| Total Length | 463.9 ft (141.4 m) |
| Max Span | 84.0 ft (25.6 m) |
| Deck Width | 53.5 ft (16.3 m) |
| Deck Area | 2304.8 sq m |
| Main Spans | 6 |
| Year Built | 1981 |
Traffic
| Avg Daily Traffic | 1,000 (2013) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28C0112 |