Priceboro Drive over Little Muddy CR.
Linn County, Oregon · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Priceboro Drive over Little Muddy CR. in Linn County, Oregon, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1971, making it 54 years old at the 2025 inventory.
- It carries about 175 vehicles a day (traffic count year 2021).
- Its listed owner is the county highway agency.
- It is one of 363 of the 564 inventoried bridges in Linn County rated fair (64.4%); 95 (16.8%) are rated poor.
- Its traffic status in the 2025 inventory is posted for load (NBI item 41).
- It was rated good in the 2024 inventory and is now fair (substructure 7 to 6).
- Its most recent inspection on record is dated July 2024, on a 24-month routine inspection cycle.
- 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 → (44.24347, -123.03588)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 8 | Very good condition |
| Superstructure | 8 | 8 | Very good condition |
| Substructure | 7 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 45 ft |
| Location | 0557 Miles South CR 14 |
| NBI structure number | 12436 052100557 |
| Condition class | Fair |
| Traffic status (item 41) | Posted for load |
| Last inspection (item 90) | July 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Linn County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Dever-Conner Road over I-5 (Hwy 1) | 1958 | 66,723 | Fair |
| I-5 (hwy 1) over Truax Creek | 1947 | 66,382 | Fair |
| I-5 (hwy 1) NB over Knox Butte Road | 1958 | 34,103 | Fair |
| I-5 (hwy 1) NB over Or 99E (hwy 058) NB | 1958 | 34,103 | Fair |
| I-5 (hwy 1) SB over Knox Butte Road | 1958 | 34,103 | Fair |
| I-5 (hwy 1) SB over Or 99E (hwy 58) NB | 1958 | 34,103 | Fair |
All bridges nearby: Linn County, OR bridge conditions · every bridge in Linn County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.