SH 52 over Lower Payette Canal
Payette County, Idaho · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- SH 52 over Lower Payette Canal in Payette County, Idaho, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1992, making it 33 years old at the 2025 inventory.
- It carries about 4,000 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 13 of the 65 inventoried bridges in Payette County rated good (20.0%); 3 (4.6%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated March 2023, on a 24-month routine inspection cycle.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (44.07264, -116.92153)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete frame |
| Length | about 40 ft |
| Location | 0.1 E. Payette |
| NBI structure number | 000000000014576 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | March 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Idaho department of transportation.
Busiest bridges in Payette County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 30 Ebl Spur over Snake R;fruitland Bridge | 1967 | 24,500 | Good |
| US 95 over Payette River | 1968 | 19,500 | Fair |
| I 84 Ebl over SE 9TH Avenue Gs | 1961 | 15,500 | Good |
| I 84 Wbl over SE 9TH Avenue Gs | 1961 | 15,500 | Good |
| I 84 Ebl over D Line Canal | 1961 | 15,500 | Good |
| I 84 Wbl over D Line Canal | 1961 | 15,500 | Fair |
All bridges nearby: Payette County, ID bridge conditions · every bridge in Payette County · Idaho bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.