Marshall Petlum RD over Salmon Creek
Poor Condition95 years old328 vehicles/day
Location
| State | California |
| County | Marin |
| Location | 3.0mi W Of Hicksvalley RD |
| Carries | Marshall Petlum RD |
| Crosses | Salmon Creek |
| Coordinates | 38.16349, -122.77626 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 3 (Serious) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 27.6 ft (8.4 m) |
| Deck Area | 87.4 sq m |
| Main Spans | 1 |
| Year Built | 1931 |
Traffic
| Avg Daily Traffic | 328 (1973) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 27C0111 |