Undine Road over Middle River
Poor Condition51 years old152 vehicles/day
Location
| State | California |
| County | San Joaquin |
| Location | 2.1 Mi W Of Howard RD |
| Carries | Undine Road |
| Crosses | Middle River |
| Coordinates | 37.83502, -121.38383 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 208.0 ft (63.4 m) |
| Max Span | 67.9 ft (20.7 m) |
| Deck Width | 32.5 ft (9.9 m) |
| Deck Area | 627.7 sq m |
| Main Spans | 3 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 152 (2013) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 29C0109 |