US Bridges

State Route 111 over All American Canal

Good

Imperial County, California · 11-IMP-111-R1.69-CLX · Structure no. 58 0024

Built
1938
87 years old
Condition
Good
inspected October 2024
Type
Culvert
Concrete Continuous
Length
32 ft
2 main spans
Daily traffic
29,000
2018 count
Owner
State
State Highway Agency

About this bridge

State Route 111 over All American Canal is a concrete continuous culvert carrying State Route 111 over All American Canal in Imperial County, California. It was built in 1938, 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 29,000 vehicles a day, roughly 8% of them trucks, projected to reach 78,227 by 2041. The structure is 32 ft (9.8 m) long and 112 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesState Route 111
CrossesAll American Canal
Location11-IMP-111-R1.69-CLX
RouteState Highway 111
Coordinates32.68641, -115.49918
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating44.6 US tons
Inventory rating26.8 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadUnknown
Structure length32 ft (9.8 m)
Longest span15 ft (4.6 m)
Deck width112 ft (34.1 m)
Roadway width109 ft (33.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,000 (2018)
Projected traffic78,227 by 2041
Trucks8%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was State Route 111 over All American Canal built?

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

What condition is State Route 111 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 October 2024.

How much traffic does State Route 111 over All American Canal carry?

About 29,000 vehicles per day (2018 count), of which roughly 8% are trucks.

How long is State Route 111 over All American Canal?

The structure is 32 ft (9.8 m) long with a longest span of 15 ft (4.6 m) and a deck 112 ft wide.

Who owns State Route 111 over All American Canal?

It is owned by the State Highway Agency.