US Bridges

Interstate 8 WB over All American Canal

Good

Imperial County, California · 11-IMP-008-81.69 · Structure no. 58 0195L

Built
1938
87 years old, rebuilt 1990
Condition
Good
inspected January 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
583 ft
3 main spans
Daily traffic
7,250
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 8 WB over All American Canal is a steel continuous stringer/multi-beam or girder carrying Interstate 8 WB over All American Canal in Imperial County, California. It was built in 1938 and reconstructed in 1990, so it is 87 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 7,250 vehicles a day, roughly 20% of them trucks, projected to reach 9,756 by 2040. The structure is 583 ft (177.7 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 8 WB
CrossesAll American Canal
Location11-IMP-008-81.69
RouteInterstate 8
Coordinates32.74986, -114.86967
Functional classRural Principal Arterial - Interstate

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.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3 (+2 approach)
Design loadHS 20 + Mod
Structure length583 ft (177.7 m)
Longest span151 ft (46 m)
Deck width42 ft (12.8 m)
Roadway width38 ft (11.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,250 (2022)
Projected traffic9,756 by 2040
Trucks20%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Interstate 8 WB over All American Canal built?

It was built in 1938, making it 87 years old in 2025. It was reconstructed in 1990.

What condition is Interstate 8 WB over All American Canal 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 2023.

How much traffic does Interstate 8 WB over All American Canal carry?

About 7,250 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Interstate 8 WB over All American Canal?

The structure is 583 ft (177.7 m) long with a longest span of 151 ft (46 m) and a deck 42 ft wide.

Who owns Interstate 8 WB over All American Canal?

It is owned by the State Highway Agency.