Cypress Road over Marsh Creek
Poor Condition62 years old9,415 vehicles/day
Location
| State | California |
| County | Contra Costa |
| Location | 0.05 Mi East Of SR 4 |
| Carries | Cypress Road |
| Crosses | Marsh Creek |
| Coordinates | 37.99058, -121.69624 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 78.1 ft (23.8 m) |
| Max Span | 75.8 ft (23.1 m) |
| Deck Width | 87.6 ft (26.7 m) |
| Deck Area | 635.5 sq m |
| Main Spans | 1 |
| Year Built | 1964 (reconstructed 2006) |
Traffic
| Avg Daily Traffic | 9,415 (2020) |
| Truck Traffic | 20% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 28C0129 |