US Bridges

I 17; NB over Newman Park Road

Fair

Coconino County, Arizona · 11.2 MI S JCT I-40 · Structure no. 00629

Built
1959
66 years old
Condition
Fair
inspected August 2024
Type
Frame
Concrete
Length
34 ft
1 main span
Daily traffic
11,851
2021 count
Owner
State
State Highway Agency

About this bridge

I 17; NB over Newman Park Road is a concrete frame carrying I 17; NB over Newman Park Road in Coconino County, Arizona. It was built in 1959, so it is 66 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 11,851 vehicles a day, roughly 24% of them trucks, projected to reach 11,861 by 2041. The structure is 34 ft (10.4 m) long and 41 ft wide.

Location

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CarriesI 17; NB
CrossesNewman Park Road
Location11.2 MI S JCT I-40
RouteInterstate 17
CountyCoconino County
StateArizona
Coordinates35.0185, -111.6846
Functional classRural 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.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating45 US tons
Inventory rating27 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span30 ft (9.1 m)
Deck width41 ft (12.4 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,851 (2021)
Projected traffic11,861 by 2041
Trucks24%
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; NB over Newman Park Road built?

It was built in 1959, making it 66 years old in 2025.

What condition is I 17; NB over Newman Park 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 August 2024.

How much traffic does I 17; NB over Newman Park Road carry?

About 11,851 vehicles per day (2021 count), of which roughly 24% are trucks.

How long is I 17; NB over Newman Park Road?

The structure is 34 ft (10.4 m) long with a longest span of 30 ft (9.1 m) and a deck 41 ft wide.

Who owns I 17; NB over Newman Park Road?

It is owned by the State Highway Agency.