US Bridges

I 17 North Bound over 101L & South Front RD

Good

Maricopa County, Arizona · 2nd Level Center of Ti · Structure no. 02179

Built
1997
28 years old, rebuilt 2009
Condition
Good
inspected April 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
475 ft
3 main spans
Daily traffic
64,858
2020 count
Owner
State
State Highway Agency

About this bridge

I 17 North Bound over 101L & South Front RD is a prestressed concrete continuous box beam or girders - single or spread carrying I 17 North Bound over 101L & South Front RD in Maricopa County, Arizona. It was built in 1997 and reconstructed in 2009, so it is 28 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 64,858 vehicles a day, roughly 4% of them trucks, projected to reach 64,868 by 2040. The structure is 475 ft (144.8 m) long and 85 ft wide.

CarriesI 17 North Bound
Crosses101L & South Front RD
Location2nd Level Center of Ti
RouteInterstate 17
StateArizona
Coordinates33.6678, -112.1133
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionApril 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating43 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length475 ft (144.8 m)
Longest span183 ft (55.8 m)
Deck width85 ft (26 m)
Roadway width82 ft (25 m)
Vertical clearance over deck17 ft (5 m)

Traffic and service

Average daily traffic64,858 (2020)
Projected traffic64,868 by 2040
Trucks4%
Lanes on structure5
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes

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 North Bound over 101L & South Front RD built?

It was built in 1997, making it 28 years old in 2025. It was reconstructed in 2009.

What condition is I 17 North Bound over 101L & South Front RD 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 April 2024.

How much traffic does I 17 North Bound over 101L & South Front RD carry?

About 64,858 vehicles per day (2020 count), of which roughly 4% are trucks.

How long is I 17 North Bound over 101L & South Front RD?

The structure is 475 ft (144.8 m) long with a longest span of 183 ft (55.8 m) and a deck 85 ft wide.

Who owns I 17 North Bound over 101L & South Front RD?

It is owned by the State Highway Agency.