US Bridges

I-17 NB over Agua Fria River

Fair

Yavapai County, Arizona · 2.6 MI N JCT SR 69 · Structure no. 00382

Built
1963
62 years old, rebuilt 1980
Condition
Fair
inspected August 2023
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
274 ft
3 main spans
Daily traffic
14,573
2023 count
Owner
State
State Highway Agency

About this bridge

I-17 NB over Agua Fria River is a steel continuous stringer/multi-beam or girder carrying I-17 NB over Agua Fria River in Yavapai County, Arizona. It was built in 1963 and reconstructed in 1980, 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 14,573 vehicles a day, roughly 10% of them trucks, projected to reach 14,583 by 2042. The structure is 274 ft (83.5 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 NB
CrossesAgua Fria River
Location2.6 MI N JCT SR 69
RouteInterstate 17
CountyYavapai County
StateArizona
Coordinates34.3663, -112.1143
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.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry8: Equal to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61.9 US tons
Inventory rating37 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length274 ft (83.5 m)
Longest span103 ft (31.4 m)
Deck width45 ft (13.8 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic14,573 (2023)
Projected traffic14,583 by 2042
Trucks10%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNo navigation control on waterway

Frequently asked questions

When was I-17 NB over Agua Fria River built?

It was built in 1963, making it 62 years old in 2025. It was reconstructed in 1980.

What condition is I-17 NB over Agua Fria River 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 2023.

How much traffic does I-17 NB over Agua Fria River carry?

About 14,573 vehicles per day (2023 count), of which roughly 10% are trucks.

How long is I-17 NB over Agua Fria River?

The structure is 274 ft (83.5 m) long with a longest span of 103 ft (31.4 m) and a deck 45 ft wide.

Who owns I-17 NB over Agua Fria River?

It is owned by the State Highway Agency.