Adel Road over Deep Creek
Lake County, Oregon · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Adel Road over Deep Creek in Lake 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 2005, making it 20 years old at the 2025 inventory.
- It carries about 122 vehicles a day (traffic count year 2020).
- Its listed owner is the county highway agency.
- It is one of 39 of the 95 inventoried bridges in Lake County rated good (41.1%); 7 (7.4%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its class is unchanged from 2024 (good), but component ratings moved: substructure 8 to 7.
- Its most recent inspection on record is dated July 2024, 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 → (42.17494, -119.8984)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 8 | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete slab |
| Length | about 169 ft |
| Location | 0.3 Mi S Hwy 140 East |
| NBI structure number | 200760000000030 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2024 |
| 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 Oregon department of transportation.
Busiest bridges in Lake County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Or 140 (hwy 020) over Goose Lake Swale | 2001 | 2,107 | Good |
| Or 140 (hwy 020)RW over Irrigation Canal | 2001 | 2,107 | Good |
| Or 140 (hwy 020) over Thomas Creek | 2001 | 2,107 | Good |
| Or 140 (hwy 020) over Thomas Creek | 2001 | 2,107 | Good |
| Or 140 (hwy 020) over Warner Canyon Creek | 2001 | 2,107 | Good |
| Or 140 (hwy 020) over Muddy Creek | 2004 | 1,314 | Good |
All bridges nearby: Lake County, OR bridge conditions · every bridge in Lake County · Oregon bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.