Peart RD over Casa Grande Canal

Fair

Pinal County, Arizona · 2.8 MI S JCT SR 287 · Structure no. 08073

Built: 1940; 85 years old, rebuilt 1980
Condition: Fair; inspected February 2024
Type: Slab; Concrete
Length: 22 ft; 1 main span
Daily traffic: 335; 2022 count
Owner: County; County Highway Agency

About this bridge

Peart RD over Casa Grande Canal is a concrete slab carrying Peart RD over Casa Grande Canal in Pinal County, Arizona. It was built in 1940 and reconstructed in 1980, so it is 85 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 335 vehicles a day, roughly 5% of them trucks, projected to reach 345 by 2042. The structure is 22 ft (6.7 m) long and 24 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

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CarriesPeart RD

CrossesCasa Grande Canal

Location2.8 MI S JCT SR 287

RouteCounty Highway 0

CountyPinal County

StateArizona

Coordinates32.8394, -111.7229

Functional classRural Minor Collector

Condition and inspection

Fair

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

Component	Rating	Meaning
Deck	6 Satisfactory	Structural elements show some minor deterioration.
Superstructure	6 Satisfactory	Structural elements show some minor deterioration.
Substructure	6 Satisfactory	Structural elements show some minor deterioration.
Channel and channel protection	6 Satisfactory	Structural elements show some minor deterioration.

Last inspectionFebruary 2024

Inspection intervalevery 24 months

Operating statusOpen, no restriction

ScourFoundations stable; scour above top of footing

Structural evaluation6: Equal to present minimum criteria

Deck geometry4: Meets minimum tolerable limits to be left in place as is

Waterway adequacy8: Equal to present desirable criteria

Approach roadway alignment8: Equal to present desirable criteria

Operating rating51 US tons

Inventory rating30 US tons

Structure

Structure typeSlab

MaterialConcrete

DeckConcrete, precast panels

Main spans1

Design loadHS 20

Structure length22 ft (6.7 m)

Longest span21 ft (6.4 m)

Deck width24 ft (7.2 m)

Roadway width23 ft (7 m)

Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic335 (2022)

Projected traffic345 by 2042

Trucks5%

Lanes on structure2

Traffic directionTwo-way traffic

CarriesHighway

CrossesWaterway

Detour if closed5 mi (8 km)

TollOn a free road

National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency

Maintained byCounty 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 Peart RD over Casa Grande Canal built?

It was built in 1940, making it 85 years old in 2025. It was reconstructed in 1980.

What condition is Peart RD over Casa Grande 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 2024.

How much traffic does Peart RD over Casa Grande Canal carry?

About 335 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Peart RD over Casa Grande Canal?

The structure is 22 ft (6.7 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns Peart RD over Casa Grande Canal?

It is owned by the County Highway Agency.