State Route 18 over Waterman Canyon RD
Good Condition57 years old16,800 vehicles/day
Location
| State | California |
| County | San Bernardino |
| Location | 08-sbd-018-r13.29 |
| Carries | State Route 18 |
| Crosses | Waterman Canyon RD |
| Coordinates | 34.21706, -117.29144 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 92.8 ft (28.3 m) |
| Max Span | 90.9 ft (27.7 m) |
| Deck Width | 62.0 ft (18.9 m) |
| Deck Area | 534.9 sq m |
| Main Spans | 1 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 16,800 (2017) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 54 0854 |