US Bridges

Baseline RD over Buckeye Canal

Good

Maricopa County, Arizona · 300 Ft NW MC-85 · Structure no. 08000

Built
1974
51 years old
Condition
Good
inspected November 2024
Type
Tee Beam
Prestressed Concrete
Length
55 ft
1 main span
Daily traffic
6,460
2021 count
Owner
County
County Highway Agency

About this bridge

Baseline RD over Buckeye Canal is a prestressed concrete tee beam carrying Baseline RD over Buckeye Canal in Maricopa County, Arizona. It was built in 1974, so it is 51 years old, older 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 6,460 vehicles a day, roughly 5% of them trucks, projected to reach 6,470 by 2041. The structure is 55 ft (16.8 m) long and 56 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

CarriesBaseline RD
CrossesBuckeye Canal
Location300 Ft NW MC-85
RouteCounty Highway 0
StateArizona
Coordinates33.37767, -112.57188
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 protection6 SatisfactoryStructural elements show some minor deterioration.
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 rating102 US tons
Inventory rating48.2 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length55 ft (16.8 m)
Longest span54 ft (16.5 m)
Deck width56 ft (17.1 m)
Roadway width48 ft (14.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic6,460 (2021)
Projected traffic6,470 by 2041
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 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 Baseline RD over Buckeye Canal built?

It was built in 1974, making it 51 years old in 2025.

What condition is Baseline 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 Baseline RD over Buckeye Canal carry?

About 6,460 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Baseline RD over Buckeye Canal?

The structure is 55 ft (16.8 m) long with a longest span of 54 ft (16.5 m) and a deck 56 ft wide.

Who owns Baseline RD over Buckeye Canal?

It is owned by the County Highway Agency.