N101-e46 Connector over Salinas River
San Luis Obispo County, California · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- N101-e46 Connector over Salinas River in San Luis Obispo 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 1992, making it 33 years old at the 2025 inventory.
- It carries about 7,000 vehicles a day (traffic count year 2009).
- Its listed owner is the state highway agency.
- It is one of 210 of the 402 inventoried bridges in San Luis Obispo County rated good (52.2%); 22 (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 November 2023, 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 → (35.64191, -120.68422)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete multiple box beam |
| Length | about 303 ft |
| Location | 05-slo-101-57.85-psrs |
| NBI structure number | 49 0228G |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | November 2023 |
| 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 California department of transportation.
Busiest bridges in San Luis Obispo County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. Highway 101 over Stenner Creek | 1978 | 62,000 | Good |
| U.S. Highway 101 over Perfuma Creek | 1948 | 56,000 | Good |
| US Highway 101 NB over Santa Maria River | 1962 | 56,000 | Fair |
| U.S. Highway 101 over Brisco Rd | 1956 | 56,000 | Good |
| U.S. Highway 101 over Whitehorse Draw | 1952 | 54,000 | Good |
| US Highway 101 over St Rte 41 (@PM15.96) | 2010 | 53,000 | Good |
All bridges nearby: San Luis Obispo County, CA bridge conditions · every bridge in San Luis Obispo County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.