US Bridges

West Whipple ST over Miller Creek

Fair

Yavapai County, Arizona · 100 E of Gail Gardner Way · Structure no. 08699

Built
1962
63 years old
Condition
Fair
inspected August 2023
Type
Culvert
Concrete Continuous
Length
37 ft
3 main spans
Daily traffic
2,000
2019 count
Owner
City
City or Municipal Highway Agency

About this bridge

West Whipple ST over Miller Creek is a concrete continuous culvert carrying West Whipple ST over Miller Creek in Yavapai County, Arizona. It was built in 1962, so it is 63 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 2,000 vehicles a day, roughly 5% of them trucks, projected to reach 2,010 by 2039. The structure is 37 ft (11.3 m) long and 44 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

Open in Google Maps
CarriesWest Whipple ST
CrossesMiller Creek
Location100 E of Gail Gardner Way
RouteCity Street 0
CountyYavapai County
StateArizona
Coordinates34.55667, -112.48667
Functional classUrban Collector

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionAugust 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59 US tons
Inventory rating35.1 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadH 15
Structure length37 ft (11.3 m)
Longest span10 ft (3 m)
Deck width44 ft (13.3 m)
Roadway width41 ft (12.6 m)
Vertical clearance over deck20 ft (6.1 m)

Traffic and service

Average daily traffic2,000 (2019)
Projected traffic2,010 by 2039
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 West Whipple ST over Miller Creek built?

It was built in 1962, making it 63 years old in 2025.

What condition is West Whipple ST over Miller Creek 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 West Whipple ST over Miller Creek carry?

About 2,000 vehicles per day (2019 count), of which roughly 5% are trucks.

How long is West Whipple ST over Miller Creek?

The structure is 37 ft (11.3 m) long with a longest span of 10 ft (3 m) and a deck 44 ft wide.

Who owns West Whipple ST over Miller Creek?

It is owned by the City or Municipal Highway Agency.