US Bridges

Interstate 8 EB over All American Canal

Fair

Imperial County, California · 11-IMP-008-R90.99 · Structure no. 58 0306R

Built
1973
52 years old
Condition
Fair
inspected January 2025
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
396 ft
4 main spans
Daily traffic
10,200
2022 count
Owner
State
State Highway Agency

About this bridge

Interstate 8 EB over All American Canal is a prestressed concrete continuous stringer/multi-beam or girder carrying Interstate 8 EB over All American Canal in Imperial County, California. It was built in 1973, so it is 52 years old, younger 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 10,200 vehicles a day, roughly 20% of them trucks, projected to reach 15,456 by 2042. The structure is 396 ft (120.7 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 8 EB
CrossesAll American Canal
Location11-IMP-008-R90.99
RouteInterstate 8
Coordinates32.74285, -114.71518
Functional classRural Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating51.5 US tons
Inventory rating28.5 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length396 ft (120.7 m)
Longest span99 ft (30.2 m)
Deck width42 ft (12.8 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic10,200 (2022)
Projected traffic15,456 by 2042
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 EB over All American Canal built?

It was built in 1973, making it 52 years old in 2025.

What condition is Interstate 8 EB over All American Canal 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 January 2025.

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

About 10,200 vehicles per day (2022 count), of which roughly 20% are trucks.

How long is Interstate 8 EB over All American Canal?

The structure is 396 ft (120.7 m) long with a longest span of 99 ft (30.2 m) and a deck 42 ft wide.

Who owns Interstate 8 EB over All American Canal?

It is owned by the State Highway Agency.