US Bridges

Main ST over Central Canal

Fair

Yuma County, Arizona · 1.0 MI W JCT Somerton Ave · Structure no. 11133

Built
1968
57 years old, rebuilt 2000
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
53 ft
1 main span
Daily traffic
8,071
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Main ST over Central Canal is a prestressed concrete stringer/multi-beam or girder carrying Main ST over Central Canal in Yuma County, Arizona. It was built in 1968 and reconstructed in 2000, so it is 57 years old, older than the Arizona average of 47.8 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 8,071 vehicles a day, roughly 6% of them trucks, projected to reach 8,081 by 2041. The structure is 53 ft (16.2 m) long and 81 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesMain ST
CrossesCentral Canal
Location1.0 MI W JCT Somerton Ave
RouteCity Street 0
CountyYuma County
StateArizona
Coordinates32.59672, -114.72694
Functional classUrban Other Principal Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46 US tons
Inventory rating23 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length53 ft (16.2 m)
Longest span50 ft (15.2 m)
Deck width81 ft (24.7 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,071 (2021)
Projected traffic8,081 by 2041
Trucks6%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Main ST over Central Canal built?

It was built in 1968, making it 57 years old in 2025. It was reconstructed in 2000.

What condition is Main ST over Central 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 February 2023.

How much traffic does Main ST over Central Canal carry?

About 8,071 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Main ST over Central Canal?

The structure is 53 ft (16.2 m) long with a longest span of 50 ft (15.2 m) and a deck 81 ft wide.

Who owns Main ST over Central Canal?

It is owned by the City or Municipal Highway Agency.