State Route 18 over Hillside
Fair Condition61 years old8,600 vehicles/day
Location
| State | California |
| County | San Bernardino |
| Location | 08-sbd-018-r17.81 |
| Carries | State Route 18 |
| Crosses | Hillside |
| Coordinates | 34.22796, -117.28880 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 301.8 ft (92 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 49.9 ft (15.2 m) |
| Deck Area | 1398.4 sq m |
| Main Spans | 4 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 8,600 (2017) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 54 0686 |