US Bridges

I-17 NB over General Crook Trail

Fair

Yavapai County, Arizona · 1.8 MI S JCT SR 260 · Structure no. 01663

Built
1975
50 years old
Condition
Fair
inspected July 2024
Type
Box Beam or Girders - Single or Spread
Concrete Continuous
Length
145 ft
3 main spans
Daily traffic
16,743
2022 count
Owner
State
State Highway Agency

About this bridge

I-17 NB over General Crook Trail is a concrete continuous box beam or girders - single or spread carrying I-17 NB over General Crook Trail in Yavapai County, Arizona. It was built in 1975, so it is 50 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 16,743 vehicles a day, roughly 14% of them trucks, projected to reach 16,753 by 2042. The structure is 145 ft (44.2 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
CrossesGeneral Crook Trail
Location1.8 MI S JCT SR 260
RouteInterstate 17
CountyYavapai County
StateArizona
Coordinates34.559, -111.9045
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 rating72 US tons
Inventory rating43 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length145 ft (44.2 m)
Longest span72 ft (21.9 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,743 (2022)
Projected traffic16,753 by 2042
Trucks14%
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 NB over General Crook Trail built?

It was built in 1975, making it 50 years old in 2025.

What condition is I-17 NB over General Crook Trail 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 NB over General Crook Trail carry?

About 16,743 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is I-17 NB over General Crook Trail?

The structure is 145 ft (44.2 m) long with a longest span of 72 ft (21.9 m) and a deck 45 ft wide.

Who owns I-17 NB over General Crook Trail?

It is owned by the State Highway Agency.