U.s. Highway 101 over Wornum Drive
Good Condition97 years old172,000 vehicles/day
Location
| State | California |
| County | Marin |
| Location | 04-mrn-101-8.02-cmad |
| Carries | U.s. Highway 101 |
| Crosses | Wornum Drive |
| Coordinates | 37.93532, -122.51648 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 141.1 ft (43 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 133.9 ft (40.8 m) |
| Deck Area | 1754.4 sq m |
| Main Spans | 4 |
| Year Built | 1929 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 172,000 (2009) |
| Truck Traffic | 2% |
| Lanes On Bridge | 8 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 27 0009 |