US Bridges

Orchard Road over Interstate 8

Good

Imperial County, California · 11-IMP-008-R47.78 · Structure no. 58 0218

Built
1971
54 years old, rebuilt 2005
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
208 ft
2 main spans
Daily traffic
2,210
2020 count
Owner
State
State Highway Agency

About this bridge

Orchard Road over Interstate 8 is a concrete continuous box beam or girders - multiple carrying Orchard Road over Interstate 8 in Imperial County, California. It was built in 1971 and reconstructed in 2005, so it is 54 years old, younger 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 2,210 vehicles a day, roughly 5% of them trucks, projected to reach 4,730 by 2042. The structure is 208 ft (63.4 m) long and 68 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesOrchard Road
CrossesInterstate 8
Location11-IMP-008-R47.78
RouteCounty Highway 0W976
CountyImperial County
StateCalifornia
Coordinates32.77357, -115.38378
Functional classRural Major Collector

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 inspectionJanuary 2025
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 alignment9: Superior to present desirable criteria
Operating rating78.9 US tons
Inventory rating40.7 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length208 ft (63.4 m)
Longest span105 ft (31.9 m)
Deck width68 ft (20.7 m)
Roadway width65 ft (19.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,210 (2020)
Projected traffic4,730 by 2042
Trucks5%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 Orchard Road over Interstate 8 built?

It was built in 1971, making it 54 years old in 2025. It was reconstructed in 2005.

What condition is Orchard Road over Interstate 8 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 January 2025.

How much traffic does Orchard Road over Interstate 8 carry?

About 2,210 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is Orchard Road over Interstate 8?

The structure is 208 ft (63.4 m) long with a longest span of 105 ft (31.9 m) and a deck 68 ft wide.

Who owns Orchard Road over Interstate 8?

It is owned by the State Highway Agency.