Mackert Road over Robbins Canal
Sutter County, California · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Mackert Road over Robbins Canal in Sutter County, California, 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 1999, making it 26 years old at the 2025 inventory.
- It carries about 46 vehicles a day (traffic count year 2015).
- Its listed owner is the county highway agency.
- It is one of 41 of the 121 inventoried bridges in Sutter County rated good (33.9%); 16 (13.2%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- It was rated fair in the 2024 inventory and is now good (deck 5 to 7, superstructure 5 to 7, substructure 7 to 8).
- Its most recent inspection on record is dated September 2024, on a 48-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 → (38.8358, -121.68767)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 7 | Good condition |
| Superstructure | 5 | 7 | Good condition |
| Substructure | 7 | 8 | Very good condition |
Bridge details
| Structure | Continuous concrete slab |
| Length | about 182 ft |
| Location | at Reclamation Road |
| NBI structure number | 18C0042 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 48 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 Sutter County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| 5TH Street over Feather River | 2019 | 67,000 | Good |
| 5TH Street over 2ND Street Sutter Street | 2019 | 67,000 | Good |
| State Route 20 over Feather River K St UP RR | 1947 | 48,000 | Fair |
| State Route 20 over Abandoned UP RR Spur | 1946 | 41,750 | Good |
| State Route 20 over Sutter Street | 1946 | 41,750 | Good |
| State Route 99 SB over Cross Canal | 1949 | 18,750 | Fair |
All bridges nearby: Sutter County, CA bridge conditions · every bridge in Sutter County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.