US Bridges

Jackson Street over 1st Avenue

Fair

Maricopa County, Arizona · 0.07 MI S of Madison ST · Structure no. 07601

Built
1986
39 years old
Condition
Fair
inspected February 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
76 ft
1 main span
Daily traffic
5,019
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Jackson Street over 1st Avenue is a prestressed concrete box beam or girders - multiple carrying Jackson Street over 1st Avenue 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 5,019 vehicles a day, roughly 1% of them trucks, projected to reach 5,029 by 2041. The structure is 76 ft (23.2 m) long and 63 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesJackson Street
Crosses1st Avenue
Location0.07 MI S of Madison ST
RouteCity Street 0
StateArizona
Coordinates33.445, -112.075
Functional classUrban Local

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.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating58.2 US tons
Inventory rating34 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, precast panels
Main spans1
Design loadHS 20
Structure length76 ft (23.2 m)
Longest span76 ft (23.1 m)
Deck width63 ft (19.1 m)
Roadway width50 ft (15.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,019 (2021)
Projected traffic5,029 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedNone recorded
Estimated improvement cost—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Jackson Street over 1st Avenue built?

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

What condition is Jackson Street over 1st Avenue 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 Jackson Street over 1st Avenue carry?

About 5,019 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Jackson Street over 1st Avenue?

The structure is 76 ft (23.2 m) long with a longest span of 76 ft (23.1 m) and a deck 63 ft wide.

Who owns Jackson Street over 1st Avenue?

It is owned by the City or Municipal Highway Agency.