US Bridges

I 17 Northbound over Kachina Blvd

Fair

Coconino County, Arizona · 6.1 MI S JCT I-40 · Structure no. 02090

Built
1991
34 years old
Condition
Fair
inspected July 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
174 ft
3 main spans
Daily traffic
12,221
2023 count
Owner
State
State Highway Agency

About this bridge

I 17 Northbound over Kachina Blvd is a prestressed concrete continuous stringer/multi-beam or girder carrying I 17 Northbound over Kachina Blvd in Coconino County, Arizona. It was built in 1991, so it is 34 years old, younger 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 12,221 vehicles a day, roughly 24% of them trucks, projected to reach 12,231 by 2042. The structure is 174 ft (53 m) long and 45 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesI 17 Northbound
CrossesKachina Blvd
Location6.1 MI S JCT I-40
RouteInterstate 17
CountyCoconino County
StateArizona
Coordinates35.0898, -111.6859
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating36 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length174 ft (53 m)
Longest span90 ft (27.4 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,221 (2023)
Projected traffic12,231 by 2042
Trucks24%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 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 17 Northbound over Kachina Blvd built?

It was built in 1991, making it 34 years old in 2025.

What condition is I 17 Northbound over Kachina Blvd 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 July 2024.

How much traffic does I 17 Northbound over Kachina Blvd carry?

About 12,221 vehicles per day (2023 count), of which roughly 24% are trucks.

How long is I 17 Northbound over Kachina Blvd?

The structure is 174 ft (53 m) long with a longest span of 90 ft (27.4 m) and a deck 45 ft wide.

Who owns I 17 Northbound over Kachina Blvd?

It is owned by the State Highway Agency.