State Route 18 over Deep Creek
Good Condition34 years old7,000 vehicles/day
Location
| State | California |
| County | San Bernardino |
| Location | 08-sbd-018-34.61 |
| Carries | State Route 18 |
| Crosses | Deep Creek |
| Coordinates | 34.21998, -117.07068 |
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 | Prestressed Concrete |
| Design | Slab |
| Total Length | 48.9 ft (14.9 m) |
| Max Span | 47.9 ft (14.6 m) |
| Deck Width | 43.6 ft (13.3 m) |
| Deck Area | 198.2 sq m |
| Main Spans | 1 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 7,000 (2022) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 54 0309 |