US Bridges

Miller RD over Buckeye Canal

Good

Maricopa County, Arizona · 0.25 MI N/ MC-85 · Structure no. 09593

Built
1979
46 years old, rebuilt 2014
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
40 ft
1 main span
Daily traffic
7,897
2023 count
Owner
Town / Township
Town or Township Highway Agency

About this bridge

Miller RD over Buckeye Canal is a prestressed concrete box beam or girders - multiple carrying Miller RD over Buckeye Canal in Maricopa County, Arizona. It was built in 1979 and reconstructed in 2014, so it is 46 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 7,897 vehicles a day, roughly 5% of them trucks, projected to reach 7,907 by 2042. The structure is 40 ft (12.2 m) long and 56 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesMiller RD
CrossesBuckeye Canal
Location0.25 MI N/ MC-85
RouteCity Street 0
StateArizona
Coordinates33.37417, -112.59077
Functional classUrban Minor Arterial

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 protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating83.4 US tons
Inventory rating49.9 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length40 ft (12.2 m)
Longest span38 ft (11.6 m)
Deck width56 ft (17.1 m)
Roadway width53 ft (16.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,897 (2023)
Projected traffic7,907 by 2042
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

OwnerTown or Township Highway Agency
Maintained byTown or Township 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 Miller RD over Buckeye Canal built?

It was built in 1979, making it 46 years old in 2025. It was reconstructed in 2014.

What condition is Miller RD over Buckeye 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 November 2024.

How much traffic does Miller RD over Buckeye Canal carry?

About 7,897 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is Miller RD over Buckeye Canal?

The structure is 40 ft (12.2 m) long with a longest span of 38 ft (11.6 m) and a deck 56 ft wide.

Who owns Miller RD over Buckeye Canal?

It is owned by the Town or Township Highway Agency.