US Bridges

Cactus Forest RD over Cap Canal

Good

Pinal County, Arizona · 5.0 MI W JCT SR 79 · Structure no. 09888

Built
1985
40 years old
Condition
Good
inspected February 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
87 ft
1 main span
Daily traffic
969
2019 count
Owner
County
County Highway Agency

About this bridge

Cactus Forest RD over Cap Canal is a prestressed concrete stringer/multi-beam or girder carrying Cactus Forest RD over Cap Canal in Pinal County, Arizona. It was built in 1985, so it is 40 years old, younger than the Arizona average of 47.8 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 969 vehicles a day, roughly 5% of them trucks, projected to reach 979 by 2039. The structure is 87 ft (26.5 m) long and 35 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesCactus Forest RD
CrossesCap Canal
Location5.0 MI W JCT SR 79
RouteCounty Highway 0
StateArizona
Coordinates32.9699, -111.4155
Functional classRural Major Collector

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 inspectionFebruary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 rating60 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length87 ft (26.5 m)
Longest span85 ft (25.9 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic969 (2019)
Projected traffic979 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 Cactus Forest RD over Cap Canal built?

It was built in 1985, making it 40 years old in 2025.

What condition is Cactus Forest RD over Cap 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 February 2024.

How much traffic does Cactus Forest RD over Cap Canal carry?

About 969 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is Cactus Forest RD over Cap Canal?

The structure is 87 ft (26.5 m) long with a longest span of 85 ft (25.9 m) and a deck 35 ft wide.

Who owns Cactus Forest RD over Cap Canal?

It is owned by the County Highway Agency.