US Bridges

SR 7 Auto Traffic over SR 7 Truck Traffic

Good

Imperial County, California · 11-IMP-007-S0.43 · Structure no. 58 0328

Built
1996
29 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
216 ft
2 main spans
Daily traffic
9,400
2019 count
Owner
State
State Highway Agency

About this bridge

SR 7 Auto Traffic over SR 7 Truck Traffic is a prestressed concrete continuous box beam or girders - multiple carrying SR 7 Auto Traffic over SR 7 Truck Traffic in Imperial County, California. It was built in 1996, so it is 29 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 9,400 vehicles a day, roughly 40% of them trucks, projected to reach 13,201 by 2046. The structure is 216 ft (65.8 m) long and 70 ft wide. If it were closed, the detour would be 6.2 mi (10 km).

CarriesSR 7 Auto Traffic
CrossesSR 7 Truck Traffic
Location11-IMP-007-S0.43
RouteState Highway 7
Coordinates32.68285, -115.38569
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.
Superstructure8 Very GoodNo problems noted.
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 alignment8: Equal to present desirable criteria
Operating rating52.9 US tons
Inventory rating40.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length216 ft (65.8 m)
Longest span115 ft (35 m)
Deck width70 ft (21.2 m)
Roadway width66 ft (20.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic9,400 (2019)
Projected traffic13,201 by 2046
Trucks40%
Lanes on structure3
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed6.2 mi (10 km)
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 SR 7 Auto Traffic over SR 7 Truck Traffic built?

It was built in 1996, making it 29 years old in 2025.

What condition is SR 7 Auto Traffic over SR 7 Truck Traffic 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 SR 7 Auto Traffic over SR 7 Truck Traffic carry?

About 9,400 vehicles per day (2019 count), of which roughly 40% are trucks.

How long is SR 7 Auto Traffic over SR 7 Truck Traffic?

The structure is 216 ft (65.8 m) long with a longest span of 115 ft (35 m) and a deck 70 ft wide.

Who owns SR 7 Auto Traffic over SR 7 Truck Traffic?

It is owned by the State Highway Agency.