US Bridges

Olive Ave over Agua Fria River

Fair

Maricopa County, Arizona · 0.5 MI E/ El Mirage RD · Structure no. 08981

Built
1987
38 years old
Condition
Fair
inspected November 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
1,504 ft
12 main spans
Daily traffic
17,059
2020 count
Owner
County
County Highway Agency

About this bridge

Olive Ave over Agua Fria River is a prestressed concrete continuous stringer/multi-beam or girder carrying Olive Ave over Agua Fria River in Maricopa County, Arizona. It was built in 1987, so it is 38 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 17,059 vehicles a day, roughly 10% of them trucks, projected to reach 17,069 by 2040. The structure is 1,504 ft (458.3 m) long and 78 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesOlive Ave
CrossesAgua Fria River
Location0.5 MI E/ El Mirage RD
RouteCounty Highway 0
CountyMaricopa County
StateArizona
Coordinates33.56541, -112.31572
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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating62.5 US tons
Inventory rating37.4 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans12
Design loadHS 20
Structure length1,504 ft (458.3 m)
Longest span125 ft (38.1 m)
Deck width78 ft (23.8 m)
Roadway width68 ft (20.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,059 (2020)
Projected traffic17,069 by 2040
Trucks10%
Lanes on structure4
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 Olive Ave over Agua Fria River built?

It was built in 1987, making it 38 years old in 2025.

What condition is Olive Ave over Agua Fria River 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 November 2023.

How much traffic does Olive Ave over Agua Fria River carry?

About 17,059 vehicles per day (2020 count), of which roughly 10% are trucks.

How long is Olive Ave over Agua Fria River?

The structure is 1,504 ft (458.3 m) long with a longest span of 125 ft (38.1 m) and a deck 78 ft wide.

Who owns Olive Ave over Agua Fria River?

It is owned by the County Highway Agency.