Interstate 880 over Hetch Hetchy Aqueduct
Good Condition68 years old187,000 vehicles/day
Location
| State | California |
| County | Alameda |
| Location | 04-ala-880-7.32-fmt |
| Carries | Interstate 880 |
| Crosses | Hetch Hetchy Aqueduct |
| Coordinates | 37.53091, -122.00397 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 108.9 ft (33.2 m) |
| Max Span | 21.0 ft (6.4 m) |
| Deck Width | 140.7 ft (42.9 m) |
| Deck Area | 1424.3 sq m |
| Main Spans | 5 |
| Year Built | 1958 (reconstructed 1993) |
Traffic
| Avg Daily Traffic | 187,000 (2017) |
| Truck Traffic | 7% |
| Lanes On Bridge | 8 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 33 0272 |