Third Street over Islais Creek
Fair Condition81 years old50,000 vehicles/day
Location
| State | California |
| County | San Francisco |
| Location | Just N/o Cargo Way |
| Carries | Third Street |
| Crosses | Islais Creek |
| Coordinates | 37.74709, -122.38709 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Movable - Bascule |
| Total Length | 160.8 ft (49 m) |
| Max Span | 105.0 ft (32 m) |
| Deck Width | 80.1 ft (24.4 m) |
| Deck Area | 1195.6 sq m |
| Main Spans | 1 |
| Year Built | 1945 |
Traffic
| Avg Daily Traffic | 50,000 (2016) |
| Truck Traffic | 40% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 34C0024 |