Trapp Creek Road over Yaquina River
Lincoln County, Oregon · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Trapp Creek Road over Yaquina River in Lincoln 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 2018, making it 7 years old at the 2025 inventory.
- It carries about 47 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 106 of the 190 inventoried bridges in Lincoln County rated fair (55.8%); 16 (8.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated good in the 2024 inventory and is now fair (deck 8 to 7, superstructure 8 to 7, substructure 7 to 6).
- Its most recent inspection on record is dated September 2024, on a 24-month routine inspection cycle.
- It is coded scour critical (NBI item 113 = 3): scour critical: foundations unstable for the assessed or calculated scour.
- 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 → (44.65752, -123.83874)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 8 | 7 | Good condition |
| Superstructure | 8 | 7 | Good condition |
| Substructure | 7 | 6 | Satisfactory condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 149 ft |
| Location | 010 Mi W Chitwood at HY20 |
| NBI structure number | 222195220100001 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 3: scour critical: foundations unstable for the assessed or calculated scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Oregon department of transportation.
Busiest bridges in Lincoln County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US101 (Hwy 9) over Devils Lake Outlet | 1949 | 24,113 | Good |
| US101 (hwy 9) over Yaquina Bay | 1934 | 20,207 | Poor |
| US101 (hwy 9) over Yaquina Bay | 1934 | 20,207 | Good |
| US101 (hwy 9) over Yaquina Bay | 1934 | 17,629 | Fair |
| US101 (hwy 9) over Schooner Creek | 1945 | 14,212 | Fair |
| US 20 (hwy 33) over Beaver Creek | 1953 | 14,067 | Fair |
All bridges nearby: Lincoln County, OR bridge conditions · every bridge in Lincoln County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.