US Bridges

I 17 over Greenway Road

Fair

Maricopa County, Arizona · 10.3 MI N JCT US 60 · Structure no. 00837

Built
1965
60 years old, rebuilt 1988
Condition
Fair
inspected April 2024
Type
Tee Beam
Concrete Continuous
Length
142 ft
3 main spans
Daily traffic
169,082
2024 count
Owner
State
State Highway Agency

About this bridge

I 17 over Greenway Road is a concrete continuous tee beam carrying I 17 over Greenway Road in Maricopa County, Arizona. It was built in 1965 and reconstructed in 1988, so it is 60 years old, older 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 169,082 vehicles a day, roughly 8% of them trucks, projected to reach 169,072 by 2042. The structure is 142 ft (43.3 m) long and 141 ft wide.

CarriesI 17
CrossesGreenway Road
Location10.3 MI N JCT US 60
RouteInterstate 17
StateArizona
Coordinates33.625, -112.11667
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating78 US tons
Inventory rating47 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length142 ft (43.3 m)
Longest span78 ft (23.8 m)
Deck width141 ft (43 m)
Roadway width134 ft (40.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic169,082 (2024)
Projected traffic169,072 by 2042
Trucks8%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 17 over Greenway Road built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 1988.

What condition is I 17 over Greenway Road 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 April 2024.

How much traffic does I 17 over Greenway Road carry?

About 169,082 vehicles per day (2024 count), of which roughly 8% are trucks.

How long is I 17 over Greenway Road?

The structure is 142 ft (43.3 m) long with a longest span of 78 ft (23.8 m) and a deck 141 ft wide.

Who owns I 17 over Greenway Road?

It is owned by the State Highway Agency.