Manthey Road over Walker Slough
Poor Condition55 years old4,600 vehicles/day
Location
| State | California |
| County | San Joaquin |
| Location | 1/4 Mi N Downing Av |
| Carries | Manthey Road |
| Crosses | Walker Slough |
| Coordinates | 37.91674, -121.29129 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 118.1 ft (36 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 43.0 ft (13.1 m) |
| Deck Area | 471.6 sq m |
| Main Spans | 5 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 4,600 (2017) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 29C0400 |