US Bridges

Crown King RD over Middleton Creek

Fair

Yavapai County, Arizona · 16.9 MI NW JCT I-17 · Structure no. 10465

Built
1900
125 years old
Condition
Fair
inspected July 2023
Type
Slab
Concrete
Length
25 ft
1 main span
Daily traffic
148
2021 count
Owner
County
County Highway Agency

About this bridge

Crown King RD over Middleton Creek is a concrete slab carrying Crown King RD over Middleton Creek in Yavapai County, Arizona. It was built in 1900, so it is 125 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 5 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 148 vehicles a day, roughly 1% of them trucks, projected to reach 158 by 2041. The structure is 25 ft (7.6 m) long and 17 ft wide. If it were closed, the detour would be 39.8 mi (64 km).

Location

Open in Google Maps
CarriesCrown King RD
CrossesMiddleton Creek
Location16.9 MI NW JCT I-17
RouteCounty Highway 0
CountyYavapai County
StateArizona
Coordinates34.2758, -112.2775
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating99 US tons
Inventory rating68 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span22 ft (6.7 m)
Deck width17 ft (5.2 m)
Roadway width15 ft (4.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic148 (2021)
Projected traffic158 by 2041
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed39.8 mi (64 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Crown King RD over Middleton Creek built?

It was built in 1900, making it 125 years old in 2025.

What condition is Crown King RD over Middleton 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 July 2023.

How much traffic does Crown King RD over Middleton Creek carry?

About 148 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Crown King RD over Middleton Creek?

The structure is 25 ft (7.6 m) long with a longest span of 22 ft (6.7 m) and a deck 17 ft wide.

Who owns Crown King RD over Middleton Creek?

It is owned by the County Highway Agency.