US Bridges

Horseshoe Bar Road over Interstate 80

Fair

Placer County, California · 03-PLA-080-8.72 · Structure no. 19 0097

Built
1959
66 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
215 ft
4 main spans
Daily traffic
500
1998 count
Owner
State
State Highway Agency

About this bridge

Horseshoe Bar Road over Interstate 80 is a concrete continuous box beam or girders - multiple carrying Horseshoe Bar Road over Interstate 80 in Placer County, California. It was built in 1959, so it is 66 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 500 vehicles a day, roughly 1% of them trucks, projected to reach 1,102 by 2043. The structure is 215 ft (65.5 m) long and 37 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesHorseshoe Bar Road
CrossesInterstate 80
Location03-PLA-080-8.72
RouteCounty Highway 0
CountyPlacer County
StateCalifornia
Coordinates38.81693, -121.18934
Functional classRural Minor Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionOctober 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating47.5 US tons
Inventory rating36.8 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length215 ft (65.5 m)
Longest span70 ft (21.3 m)
Deck width37 ft (11.3 m)
Roadway width30 ft (9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic500 (1998)
Projected traffic1,102 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

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 Horseshoe Bar Road over Interstate 80 built?

It was built in 1959, making it 66 years old in 2025.

What condition is Horseshoe Bar Road over Interstate 80 in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in October 2023.

How much traffic does Horseshoe Bar Road over Interstate 80 carry?

About 500 vehicles per day (1998 count), of which roughly 1% are trucks.

How long is Horseshoe Bar Road over Interstate 80?

The structure is 215 ft (65.5 m) long with a longest span of 70 ft (21.3 m) and a deck 37 ft wide.

Who owns Horseshoe Bar Road over Interstate 80?

It is owned by the State Highway Agency.