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U.S. Highway 50 over Carson Creek

El Dorado County, California · rated Good in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

U.S. Highway 50 over Carson Creek in El Dorado County, California, is rated in good condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
It was built in 1939 and reconstructed in 1965, making it 86 years old at the 2025 inventory.
It carries about 72,000 vehicles a day (traffic count year 2012).
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.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Culvert	7	Good condition


Structure	Continuous concrete culvert
Length	about 35 ft
Location	03-ed-050-r1.90l
NBI structure number	25 0079
Condition class	Good

Source: FHWA National Bridge Inventory, 2025 data as reported by the California department of transportation.

Bridge	Built	Vehicles/day	Condition
U.S. Highway 50 over Old Silva Valley Parkway	1965	95,000	Good
US Highway 50 over Latrobe Road	2009	72,000	Good
U.S. Highway 50 WB over Bass Lake Road	1966	60,000	Good
Missouri Flat Road over US Highway 50	2008	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