St Rte 160 WB Lrt over American River
Sacramento County, California · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- St Rte 160 WB Lrt over American River in Sacramento County, California, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 4 (poor condition) on the 0-9 scale.
- It was built in 1915 and reconstructed in 1934, making it 110 years old at the 2025 inventory.
- It carries about 26,500 vehicles a day (traffic count year 2009).
- Its listed owner is the state highway agency.
- It is one of 16 of the 737 inventoried bridges in Sacramento County rated poor (2.2%); 16 (2.2%) 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 June 2023, 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 → (38.59592, -121.47726)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 4 | 4 | Poor condition |
Bridge details
| Structure | Concrete deck arch |
| Length | about 620 ft |
| Location | 03-sac-160-r44.47-sac |
| NBI structure number | 24 0001L |
| Condition class | Poor |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | June 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 7: scour countermeasures installed |
Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.
Busiest bridges in Sacramento County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. Highway 50 over 39TH Street | 1971 | 231,000 | Good |
| U.S. Highway 50 over 65TH Street | 1971 | 231,000 | Good |
| Interstate 80 over Winters Street | 1970 | 200,000 | Good |
| State Route 99 over 21ST Ave | 1959 | 193,000 | Good |
| State Route 99 over 2ND Ave | 1959 | 193,000 | Good |
| State Route 99 over Broadway | 1961 | 193,000 | Good |
All bridges nearby: Sacramento County, CA bridge conditions · every bridge in Sacramento County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.