US Bridges

Mc 85 HWY over Buckeye Canal

Good

Maricopa County, Arizona · 0.5 MI Ne/Southern · Structure no. 07901

Built
1992
33 years old, rebuilt 2019
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
56 ft
1 main span
Daily traffic
15,708
2023 count
Owner
County
County Highway Agency

About this bridge

Mc 85 HWY over Buckeye Canal is a prestressed concrete box beam or girders - multiple carrying Mc 85 HWY over Buckeye Canal in Maricopa County, Arizona. It was built in 1992 and reconstructed in 2019, so it is 33 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 15,708 vehicles a day, roughly 20% of them trucks, projected to reach 15,718 by 2042. The structure is 56 ft (17.1 m) long and 105 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesMc 85 HWY
CrossesBuckeye Canal
Location0.5 MI Ne/Southern
RouteCounty Highway 0
StateArizona
Coordinates33.3973, -112.44152
Functional classUrban Other Principal Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck8 Very GoodNo problems noted.
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 adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating83.2 US tons
Inventory rating49.5 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length56 ft (17.1 m)
Longest span55 ft (16.8 m)
Deck width105 ft (32 m)
Roadway width97 ft (29.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic15,708 (2023)
Projected traffic15,718 by 2042
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes

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 Mc 85 HWY over Buckeye Canal built?

It was built in 1992, making it 33 years old in 2025. It was reconstructed in 2019.

What condition is Mc 85 HWY 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 Mc 85 HWY over Buckeye Canal carry?

About 15,708 vehicles per day (2023 count), of which roughly 20% are trucks.

How long is Mc 85 HWY over Buckeye Canal?

The structure is 56 ft (17.1 m) long with a longest span of 55 ft (16.8 m) and a deck 105 ft wide.

Who owns Mc 85 HWY over Buckeye Canal?

It is owned by the County Highway Agency.