US Bridges

I-17 NB over Dugas Road

Fair

Yavapai County, Arizona · 6.1 MI N JCT SR 69 · Structure no. 00753

Built
1963
62 years old
Condition
Fair
inspected October 2024
Type
Slab
Concrete Continuous
Length
90 ft
3 main spans
Daily traffic
13,818
2023 count
Owner
State
State Highway Agency

About this bridge

I-17 NB over Dugas Road is a concrete continuous slab carrying I-17 NB over Dugas Road in Yavapai County, Arizona. It was built in 1963, so it is 62 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 13,818 vehicles a day, roughly 8% of them trucks, projected to reach 13,828 by 2042. The structure is 90 ft (27.4 m) long and 43 ft wide.

Location

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CarriesI-17 NB
CrossesDugas Road
Location6.1 MI N JCT SR 69
RouteInterstate 17
CountyYavapai County
StateArizona
Coordinates34.403, -112.0739
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 inspectionOctober 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 rating63.1 US tons
Inventory rating38 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length90 ft (27.4 m)
Longest span33 ft (10.1 m)
Deck width43 ft (13.2 m)
Roadway width38 ft (11.6 m)
Vertical clearance over deck30 ft (9.1 m)

Traffic and service

Average daily traffic13,818 (2023)
Projected traffic13,828 by 2042
Trucks8%
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 Dugas Road built?

It was built in 1963, making it 62 years old in 2025.

What condition is I-17 NB over Dugas 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 October 2024.

How much traffic does I-17 NB over Dugas Road carry?

About 13,818 vehicles per day (2023 count), of which roughly 8% are trucks.

How long is I-17 NB over Dugas Road?

The structure is 90 ft (27.4 m) long with a longest span of 33 ft (10.1 m) and a deck 43 ft wide.

Who owns I-17 NB over Dugas Road?

It is owned by the State Highway Agency.