SH 55 over N.fk.payette River
Fair Condition42 years old4,700 vehicles/day
Location
| State | Idaho |
| County | Boise |
| Location | 3.1 N. Banks |
| Carries | SH 55 |
| Crosses | N.fk.payette River |
| Coordinates | 44.11460, -116.10598 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 287.1 ft (87.5 m) |
| Max Span | 101.0 ft (30.8 m) |
| Deck Width | 40.0 ft (12.2 m) |
| Deck Area | 1067.5 sq m |
| Main Spans | 3 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 4,700 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000014800 |