US Bridges

U.S. Highway 50 over Carson Road

Good

El Dorado County, California · 03-ED-050-R25.95 · Structure no. 25 0040

Built
1964
61 years old
Condition
Good
inspected September 2024
Type
Tee Beam
Concrete Continuous
Length
89 ft
3 main spans
Daily traffic
20,300
2014 count
Owner
State
State Highway Agency

About this bridge

U.S. Highway 50 over Carson Road is a concrete continuous tee beam carrying U.S. Highway 50 over Carson Road in El Dorado County, California. It was built in 1964, so it is 61 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 20,300 vehicles a day, roughly 7% of them trucks, projected to reach 26,510 by 2042. The structure is 89 ft (27.1 m) long and 83 ft wide.

CarriesU.S. Highway 50
CrossesCarson Road
Location03-ED-050-R25.95
RouteU.S. Route 50
Coordinates38.73763, -120.66517
Functional classRural Principal Arterial - Other

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionSeptember 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating48.6 US tons
Inventory rating37.5 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length89 ft (27.1 m)
Longest span44 ft (13.4 m)
Deck width83 ft (25.3 m)
Roadway width78 ft (23.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic20,300 (2014)
Projected traffic26,510 by 2042
Trucks7%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was U.S. Highway 50 over Carson Road built?

It was built in 1964, making it 61 years old in 2025.

What condition is U.S. Highway 50 over Carson Road in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in September 2024.

How much traffic does U.S. Highway 50 over Carson Road carry?

About 20,300 vehicles per day (2014 count), of which roughly 7% are trucks.

How long is U.S. Highway 50 over Carson Road?

The structure is 89 ft (27.1 m) long with a longest span of 44 ft (13.4 m) and a deck 83 ft wide.

Who owns U.S. Highway 50 over Carson Road?

It is owned by the State Highway Agency.