US Bridges

I 17; SB over New River Road

Good

Maricopa County, Arizona · 8.0 MI N JCT SR 74 · Structure no. 01293

Built
1968
57 years old
Condition
Good
inspected June 2024
Type
Tee Beam
Concrete Continuous
Length
145 ft
3 main spans
Daily traffic
23,122
2020 count
Owner
State
State Highway Agency

About this bridge

I 17; SB over New River Road is a concrete continuous tee beam carrying I 17; SB over New River Road in Maricopa County, Arizona. It was built in 1968, so it is 57 years old, older 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 23,122 vehicles a day, roughly 12% of them trucks, projected to reach 23,132 by 2040. The structure is 145 ft (44.2 m) long and 41 ft wide.

CarriesI 17; SB
CrossesNew River Road
Location8.0 MI N JCT SR 74
RouteInterstate 17
StateArizona
Coordinates33.9134, -112.1457
Functional classRural 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 inspectionJune 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 rating73 US tons
Inventory rating43 US tons

Structure

Structure typeTee Beam
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span59 ft (18 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic23,122 (2020)
Projected traffic23,132 by 2040
Trucks12%
Lanes on structure2
Traffic directionOne-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; SB over New River Road built?

It was built in 1968, making it 57 years old in 2025.

What condition is I 17; SB over New River Road 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 June 2024.

How much traffic does I 17; SB over New River Road carry?

About 23,122 vehicles per day (2020 count), of which roughly 12% are trucks.

How long is I 17; SB over New River Road?

The structure is 145 ft (44.2 m) long with a longest span of 59 ft (18 m) and a deck 41 ft wide.

Who owns I 17; SB over New River Road?

It is owned by the State Highway Agency.