US Bridges

Warner Road over I 10

Fair

Maricopa County, Arizona · 3.8 MI South of JCT US 60 · Structure no. 02016

Built
1986
39 years old
Condition
Fair
inspected February 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
267 ft
2 main spans
Daily traffic
32,600
2015 count
Owner
State
State Highway Agency

About this bridge

Warner Road over I 10 is a prestressed concrete continuous stringer/multi-beam or girder carrying Warner Road over I 10 in Maricopa County, Arizona. It was built in 1986, so it is 39 years old, younger 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 32,600 vehicles a day, roughly 5% of them trucks, projected to reach 32,610 by 2035. The structure is 267 ft (81.4 m) long and 97 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesWarner Road
CrossesI 10
Location3.8 MI South of JCT US 60
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.3344, -111.9726
Functional classUrban Minor Arterial

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.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating68 US tons
Inventory rating40 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length267 ft (81.4 m)
Longest span131 ft (39.9 m)
Deck width97 ft (29.5 m)
Roadway width80 ft (24.4 m)
Vertical clearance over deck18 ft (5.5 m)

Traffic and service

Average daily traffic32,600 (2015)
Projected traffic32,610 by 2035
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3,000 (2021 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Warner Road over I 10 built?

It was built in 1986, making it 39 years old in 2025.

What condition is Warner Road over I 10 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 February 2023.

How much traffic does Warner Road over I 10 carry?

About 32,600 vehicles per day (2015 count), of which roughly 5% are trucks.

How long is Warner Road over I 10?

The structure is 267 ft (81.4 m) long with a longest span of 131 ft (39.9 m) and a deck 97 ft wide.

Who owns Warner Road over I 10?

It is owned by the State Highway Agency.