US Bridges

I 10 EB over Sky Harbor Cir.

Good

Maricopa County, Arizona · 0.3 MI N JCT I 17 · Structure no. 01992

Built
1988
37 years old
Condition
Good
inspected August 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
119 ft
1 main span
Daily traffic
59,042
2020 count
Owner
State
State Highway Agency

About this bridge

I 10 EB over Sky Harbor Cir. is a prestressed concrete stringer/multi-beam or girder carrying I 10 EB over Sky Harbor Cir. in Maricopa County, Arizona. It was built in 1988, so it is 37 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 59,042 vehicles a day, roughly 4% of them trucks, projected to reach 59,052 by 2040. The structure is 119 ft (36.3 m) long and 91 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesI 10 EB
CrossesSky Harbor Cir.
Location0.3 MI N JCT I 17
RouteInterstate 10
StateArizona
Coordinates33.4316, -112.0378
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
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 rating99 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length119 ft (36.3 m)
Longest span116 ft (35.4 m)
Deck width91 ft (27.8 m)
Roadway width88 ft (26.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic59,042 (2020)
Projected traffic59,052 by 2040
Trucks4%
Lanes on structure5
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 I 10 EB over Sky Harbor Cir. built?

It was built in 1988, making it 37 years old in 2025.

What condition is I 10 EB over Sky Harbor Cir. 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 August 2024.

How much traffic does I 10 EB over Sky Harbor Cir. carry?

About 59,042 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is I 10 EB over Sky Harbor Cir.?

The structure is 119 ft (36.3 m) long with a longest span of 116 ft (35.4 m) and a deck 91 ft wide.

Who owns I 10 EB over Sky Harbor Cir.?

It is owned by the State Highway Agency.