Indian Gulch Road over Bear Creek
Mariposa County, California · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Indian Gulch Road over Bear Creek in Mariposa 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 2021, making it 4 years old at the 2025 inventory.
- It carries about 30 vehicles a day (traffic count year 2004).
- Its listed owner is the county highway agency.
- It is one of 20 of the 109 inventoried bridges in Mariposa County rated good (18.3%); 12 (11.0%) 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 September 2023, on a 24-month routine inspection cycle.
- It has fracture-critical members (NBI item 92A): steel tension members without a redundant load path, which get their own scheduled inspections.
- 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 → (37.42762, -120.16853)
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 | Steel through truss |
| Length | about 161 ft |
| Location | 3.0 Mi NW of SR 140 |
| NBI structure number | 40C0071 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
| Fracture critical (item 92A) | Yes |
Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.
Busiest bridges in Mariposa County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| State Route 140 over Mariposa Creek | 1932 | 10,800 | Fair |
| State Route 49 over Stockton Creek | 1967 | 7,900 | Fair |
| State Route 49 over Mariposa Creek | 1942 | 6,600 | Fair |
| State Route 140 over Miles Creek | 1916 | 4,650 | Fair |
| State Route 140 over Miles Creek | 1929 | 4,650 | Fair |
| State Route 140 over Miles Creek | 1928 | 4,650 | Fair |
All bridges nearby: Mariposa County, CA bridge conditions · every bridge in Mariposa County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.