Boulder Lake over Boulder Creek
Good Condition39 years old50 vehicles/day
Location
| State | California |
| County | Trinity |
| Location | No Data Entered |
| Carries | Boulder Lake |
| Crosses | Boulder Creek |
| Coordinates | 41.09700, -122.78900 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 3 (Serious) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 44.0 ft (13.4 m) |
| Max Span | 43.3 ft (13.2 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 65.7 sq m |
| Main Spans | 1 |
| Year Built | 1987 |
Traffic
| Avg Daily Traffic | 50 |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | U.S. Forest Service |
| Historical Significance | Historical significance is not determined |
| Structure Number | 051456000001090 |