US 97 (hwy 004) over Crooked R Canyon High Br
Jefferson County, Oregon · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 97 (hwy 004) over Crooked R Canyon High Br in Jefferson County, Oregon, 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 2000, making it 25 years old at the 2025 inventory.
- It carries about 17,957 vehicles a day (traffic count year 2022).
- Its listed owner is the state highway agency.
- It is one of 37 of the 80 inventoried bridges in Jefferson County rated good (46.2%); 7 (8.8%) 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 → (44.39317, -121.19288)
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 deck arch |
| Length | about 537 ft |
| Location | 031 Mi N Terrebonne Po |
| NBI structure number | 18211 004 11264 |
| 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) | 9: foundations on dry land well above flood elevations |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Jefferson County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 97 (hwy 004) over Ochoco Main Canal N Unit | 2005 | 13,479 | Good |
| US 97 (hwy 004) over Ochoco Main Canal N Unit | 2005 | 12,575 | Good |
| US 97 (hwy 004)NB over Willow Creek | 2006 | 11,568 | Good |
| US 26 (Hwy 053) over BNSF | 2005 | 11,556 | Good |
| US 97 (hwy 004)SB over Willow Creek | 1966 | 10,393 | Fair |
| US 26 (hwy 053) over N Unit Canal | 1948 | 9,652 | Fair |
All bridges nearby: Jefferson County, OR bridge conditions · every bridge in Jefferson County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.