US Bridges

Airport Upper Road over WB Sky Harbor Blvd

Fair

Maricopa County, Arizona · Terminal 4 · Structure no. 07970

Built
1991
34 years old
Condition
Fair
inspected October 2023
Type
Box Beam or Girders - Multiple
Concrete
Length
566 ft
5 main spans
Daily traffic
7,150
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

Airport Upper Road over WB Sky Harbor Blvd is a concrete box beam or girders - multiple carrying Airport Upper Road over WB Sky Harbor Blvd in Maricopa County, Arizona. It was built in 1991, so it is 34 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 5 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 7,150 vehicles a day, roughly 1% of them trucks, projected to reach 7,160 by 2039. The structure is 566 ft (172.5 m) long and 31 ft wide.

Location

Open in Google Maps
CarriesAirport Upper Road
CrossesWB Sky Harbor Blvd
LocationTerminal 4
RouteCity Street 0
CountyMaricopa County
StateArizona
Coordinates33.4358, -111.9938
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.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment6: Equal to present minimum criteria
Operating rating61.6 US tons
Inventory rating36.9 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length566 ft (172.5 m)
Longest span143 ft (43.6 m)
Deck width31 ft (9.5 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,150 (2019)
Projected traffic7,160 by 2039
Trucks1%
Lanes on structure1
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed—
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 proposedOther structural work, including hydraulic replacements
Estimated improvement cost$1,000 (2020 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was Airport Upper Road over WB Sky Harbor Blvd built?

It was built in 1991, making it 34 years old in 2025.

What condition is Airport Upper Road over WB Sky Harbor Blvd 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 October 2023.

How much traffic does Airport Upper Road over WB Sky Harbor Blvd carry?

About 7,150 vehicles per day (2019 count), of which roughly 1% are trucks.

How long is Airport Upper Road over WB Sky Harbor Blvd?

The structure is 566 ft (172.5 m) long with a longest span of 143 ft (43.6 m) and a deck 31 ft wide.

Who owns Airport Upper Road over WB Sky Harbor Blvd?

It is owned by the City or Municipal Highway Agency.