US Bridges

I 17; SB over Hog Tank Wash

Good

Yavapai County, Arizona · 39.5 MI N JCT SR 69 · Structure no. 06563

Built
1974
51 years old
Condition
Good
inspected August 2022
Type
Culvert
Steel
Length
51 ft
2 main spans
Daily traffic
21,465
2021 count
Owner
State
State Highway Agency

About this bridge

I 17; SB over Hog Tank Wash is a steel culvert carrying I 17; SB over Hog Tank Wash in Yavapai County, Arizona. It was built in 1974, so it is 51 years old, older than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 21,465 vehicles a day, roughly 17% of them trucks, projected to reach 21,475 by 2041. The structure is 51 ft (15.5 m) long. If it were closed, the detour would be 98.8 mi (159 km).

Location

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CarriesI 17; SB
CrossesHog Tank Wash
Location39.5 MI N JCT SR 69
RouteInterstate 17
CountyYavapai County
StateArizona
Coordinates34.7265, -111.7113
Functional classRural Principal Arterial - Interstate

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Culvert7 GoodSome minor problems.
Last inspectionAugust 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialSteel
DeckNot applicable
Main spans2
Design loadHS 20
Structure length51 ft (15.5 m)
Longest span9 ft (2.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic21,465 (2021)
Projected traffic21,475 by 2041
Trucks17%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesWaterway
Detour if closed98.8 mi (159 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$3,000 (2018 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was I 17; SB over Hog Tank Wash built?

It was built in 1974, making it 51 years old in 2025.

What condition is I 17; SB over Hog Tank Wash in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in August 2022.

How much traffic does I 17; SB over Hog Tank Wash carry?

About 21,465 vehicles per day (2021 count), of which roughly 17% are trucks.

How long is I 17; SB over Hog Tank Wash?

The structure is 51 ft (15.5 m) long with a longest span of 9 ft (2.7 m).

Who owns I 17; SB over Hog Tank Wash?

It is owned by the State Highway Agency.