Missouri Flat Road over US Highway 50
El Dorado County, California · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Missouri Flat Road over US Highway 50 in El Dorado 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 2008, making it 17 years old at the 2025 inventory.
- It carries about 60,000 vehicles a day (traffic count year 2008).
- Its listed owner is the state highway agency.
- It is one of 97 of the 192 inventoried bridges in El Dorado County rated good (50.5%); 11 (5.7%) are rated poor.
- 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 → (38.71144, -120.83967)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous concrete multiple box beam |
| Length | about 185 ft |
| Location | 03-ed-050-r15.06 |
| NBI structure number | 25 0121 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.
Busiest bridges in El Dorado County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| U.S. Highway 50 over Old Silva Valley Parkway | 1965 | 95,000 | Good |
| U.S. Highway 50 over Carson Creek | 1939 | 72,000 | Good |
| US Highway 50 over Latrobe Road | 2009 | 72,000 | Good |
| U.S. Highway 50 WB over Bass Lake Road | 1966 | 60,000 | Good |
| US Highway 50 over West Placerville Drive | 2009 | 40,000 | Good |
| US Highway 50 WB over Cameron Park Dr | 1970 | 31,500 | Fair |
All bridges nearby: El Dorado County, CA bridge conditions · every bridge in El Dorado County · California bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.