State Route 142 over Carbon Canyon
Good Condition98 years old13,600 vehicles/day
Location
| State | California |
| County | San Bernardino |
| Location | 08-sbd-142-0.18 |
| Carries | State Route 142 |
| Crosses | Carbon Canyon |
| Coordinates | 33.94703, -117.77972 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 85.8 sq m |
| Main Spans | 1 |
| Year Built | 1928 |
Traffic
| Avg Daily Traffic | 13,600 (2020) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 54 0100 |