US Bridges

44th Street over WB Sky Harbor Blvd

Good

Maricopa County, Arizona · 0.5 MI W of 44st. · Structure no. 10664

Built
1996
29 years old
Condition
Good
inspected October 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
143 ft
1 main span
Daily traffic
26,594
2023 count
Owner
City
City or Municipal Highway Agency

About this bridge

44th Street over WB Sky Harbor Blvd is a prestressed concrete box beam or girders - single or spread carrying 44th Street over WB Sky Harbor Blvd in Maricopa County, Arizona. It was built in 1996, so it is 29 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 26,594 vehicles a day, roughly 5% of them trucks, projected to reach 26,604 by 2042. The structure is 143 ft (43.6 m) long and 68 ft wide. If it were closed, the detour would be 5 mi (8 km).

Carries44th Street
CrossesWB Sky Harbor Blvd
Location0.5 MI W of 44st.
RouteCity Street 0
StateArizona
Coordinates33.4363, -111.9831
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Approach roadway alignment8: Equal to present desirable criteria
Operating rating103 US tons
Inventory rating58 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length143 ft (43.6 m)
Longest span134 ft (40.8 m)
Deck width68 ft (20.8 m)
Roadway width53 ft (16.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic26,594 (2023)
Projected traffic26,604 by 2042
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed5 mi (8 km)
TollOn a free road
National Highway SystemYes

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 proposedDeck rehabilitation with only incidental widening
Estimated improvement cost$1,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was 44th Street over WB Sky Harbor Blvd built?

It was built in 1996, making it 29 years old in 2025.

What condition is 44th Street over WB Sky Harbor Blvd 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 October 2023.

How much traffic does 44th Street over WB Sky Harbor Blvd carry?

About 26,594 vehicles per day (2023 count), of which roughly 5% are trucks.

How long is 44th Street over WB Sky Harbor Blvd?

The structure is 143 ft (43.6 m) long with a longest span of 134 ft (40.8 m) and a deck 68 ft wide.

Who owns 44th Street over WB Sky Harbor Blvd?

It is owned by the City or Municipal Highway Agency.