US Bridges

Macrae RD over Pima Lateral Canal

Fair

Pinal County, Arizona · 100 Ft S JCT SR 87 · Structure no. 08208

Built
1936
89 years old, rebuilt 1980
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
42 ft
1 main span
Daily traffic
48
2022 count
Owner
City
City or Municipal Highway Agency

About this bridge

Macrae RD over Pima Lateral Canal is a prestressed concrete box beam or girders - multiple carrying Macrae RD over Pima Lateral Canal in Pinal County, Arizona. It was built in 1936 and reconstructed in 1980, so it is 89 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 48 vehicles a day, roughly 1% of them trucks, projected to reach 58 by 2042. The structure is 42 ft (12.8 m) long and 28 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMacrae RD
CrossesPima Lateral Canal
Location100 Ft S JCT SR 87
RouteCity Street 0
StateArizona
Coordinates33.00195, -111.57596
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating77.1 US tons
Inventory rating36 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length42 ft (12.8 m)
Longest span40 ft (12.2 m)
Deck width28 ft (8.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic48 (2022)
Projected traffic58 by 2042
Trucks1%
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

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 Macrae RD over Pima Lateral Canal built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 1980.

What condition is Macrae RD over Pima Lateral 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 2024.

How much traffic does Macrae RD over Pima Lateral Canal carry?

About 48 vehicles per day (2022 count), of which roughly 1% are trucks.

How long is Macrae RD over Pima Lateral Canal?

The structure is 42 ft (12.8 m) long with a longest span of 40 ft (12.2 m) and a deck 28 ft wide.

Who owns Macrae RD over Pima Lateral Canal?

It is owned by the City or Municipal Highway Agency.