SH 34 over Twin Lakes Canal
Fair Condition68 years old1,200 vehicles/day
Location
| State | Idaho |
| County | Franklin |
| Location | 6.2 N. Preston |
| Carries | SH 34 |
| Crosses | Twin Lakes Canal |
| Coordinates | 42.19122, -111.83325 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 72.2 ft (22 m) |
| Deck Area | 173.8 sq m |
| Main Spans | 1 |
| Year Built | 1958 |
Traffic
| Avg Daily Traffic | 1,200 (2023) |
| Truck Traffic | 24% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000013990 |