Road 23n60 over Lower Marble Creek
Good Condition65 years old50 vehicles/day
Location
| State | California |
| County | Butte |
| Location | No Data Entered |
| Carries | Road 23n60 |
| Crosses | Lower Marble Creek |
| Coordinates | 39.76586, -121.27544 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 154.9 ft (47.2 m) |
| Max Span | 50.9 ft (15.5 m) |
| Deck Width | 19.4 ft (5.9 m) |
| Deck Area | 278.5 sq m |
| Main Spans | 3 |
| Year Built | 1961 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 50 |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 051154000001054 |