Road over Cedar CR
Marion County, Oregon · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Road over Cedar CR in Marion County, Oregon, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1963, making it 62 years old at the 2025 inventory.
- It carries about 50 vehicles a day.
- It is one of 262 of the 375 inventoried bridges in Marion County rated fair (69.9%); 29 (7.7%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (44.83139, -122.25102)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 5 | Fair condition |
Bridge details
| Structure | Continuous concrete frame |
| Length | about 52 ft |
| Location | 4.2 NW Jct 22 Fs 10-11 NE |
| NBI structure number | 061804000001437 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Marion County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Chemawa Road over I-5 (Hwy 1) | 1975 | 102,351 | Fair |
| Chemawa Road over UPRR & Indian School Rd | 1983 | 102,351 | Fair |
| Chemawa Rd over Ulali Drive | 2006 | 102,351 | Fair |
| I-5 (Hwy 1) over State Street | 2000 | 101,907 | Fair |
| I-5 (Hwy 1) over Mill Creek Oflow | 2008 | 101,907 | Fair |
| I-5 (Hwy 1) over Mill Creek Oflow | 2007 | 101,907 | Good |
All bridges nearby: Marion County, OR bridge conditions · every bridge in Marion County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.