US Bridges

U.S. Highway 50 WB over Bass Lake Road

Good

El Dorado County, California · 03-ED-050-R3.24 · Structure no. 25 0073

Built
1966
59 years old, rebuilt 2013
Condition
Good
inspected September 2024
Type
Tee Beam
Concrete Continuous
Length
124 ft
3 main spans
Daily traffic
60,000
2009 count
Owner
State
State Highway Agency

About this bridge

U.S. Highway 50 WB over Bass Lake Road is a concrete continuous tee beam carrying U.S. Highway 50 WB over Bass Lake Road in El Dorado County, California. It was built in 1966 and reconstructed in 2013, so it is 59 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 60,000 vehicles a day, roughly 6% of them trucks, projected to reach 107,475 by 2044. The structure is 124 ft (37.8 m) long and 116 ft wide.

CarriesU.S. Highway 50 WB
CrossesBass Lake Road
Location03-ED-050-R3.24
RouteU.S. Route 50
Coordinates38.65536, -121.03001
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Substructure8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating41.8 US tons
Inventory rating29.7 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHL 93
Structure length124 ft (37.8 m)
Longest span48 ft (14.6 m)
Deck width116 ft (35.5 m)
Roadway width111 ft (33.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic60,000 (2009)
Projected traffic107,475 by 2044
Trucks6%
Lanes on structure6
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 WB over Bass Lake Road built?

It was built in 1966, making it 59 years old in 2025. It was reconstructed in 2013.

What condition is U.S. Highway 50 WB over Bass Lake 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 WB over Bass Lake Road carry?

About 60,000 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is U.S. Highway 50 WB over Bass Lake Road?

The structure is 124 ft (37.8 m) long with a longest span of 48 ft (14.6 m) and a deck 116 ft wide.

Who owns U.S. Highway 50 WB over Bass Lake Road?

It is owned by the State Highway Agency.