Wickman Rd over Watt Lateral (irrig Lat)
Butte County, California · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Wickman Rd over Watt Lateral (irrig Lat) in Butte County, California, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the superstructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1940, making it 85 years old at the 2025 inventory.
- It carries about 10 vehicles a day (traffic count year 2017).
- Its listed owner is the county highway agency.
- It is one of 24 of the 440 inventoried bridges in Butte County rated poor (5.5%); 24 (5.5%) 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 February 2025, on a 24-month routine inspection cycle.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (39.47908, -121.77751)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 4 | 4 | Poor condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous steel stringer or multi-beam girder |
| Length | about 29 ft |
| Location | 1.25 Mi S Richvale Hwy |
| NBI structure number | 12C0154 |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | February 2025 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.
Busiest bridges in Butte County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Skyway over State Route 99 | 1965 | 37,400 | Good |
| State Route 99 over Dry Channel | 1953 | 32,600 | Good |
| State Route 99 over Scrub Creek | 1952 | 28,250 | Good |
| State Route 99 over Nance Canyon | 1952 | 28,250 | Good |
| Cohasset Hwy over State Route 99 | 1966 | 27,008 | Good |
| State Route 99 SB over Little Chico Creek | 1965 | 24,750 | Fair |
All bridges nearby: Butte County, CA bridge conditions · every bridge in Butte County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.