US Bridges

Hackney Ave over Graveyard Wash

FairPosted for load

Gila County, Arizona · 300 Ft SW JCT US 60 · Structure no. 09709

Built
1916
109 years old
Condition
Fair
inspected May 2024
Type
Slab
Concrete
Length
24 ft
1 main span
Daily traffic
1,188
2021 count
Owner
City
City or Municipal Highway Agency

About this bridge

Hackney Ave over Graveyard Wash is a concrete slab carrying Hackney Ave over Graveyard Wash in Gila County, Arizona. It was built in 1916, so it is 109 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. Its operating status is: posted for load restriction.

It carries about 1,188 vehicles a day, roughly 1% of them trucks, projected to reach 1,198 by 2041. The structure is 24 ft (7.3 m) long and 24 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

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CarriesHackney Ave
CrossesGraveyard Wash
Location300 Ft SW JCT US 60
RouteCity Street 0
CountyGila County
StateArizona
Coordinates33.3988, -110.7917
Functional classUrban Other Principal Arterial

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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionMay 2024
Inspection intervalevery 24 months
Operating statusPosted for load restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating39 US tons
Inventory rating23 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadH 15
Structure length24 ft (7.3 m)
Longest span21 ft (6.4 m)
Deck width24 ft (7.3 m)
Roadway width22 ft (6.7 m)
Vertical clearance over deck16 ft (4.9 m)

Traffic and service

Average daily traffic1,188 (2021)
Projected traffic1,198 by 2041
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2022 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was Hackney Ave over Graveyard Wash built?

It was built in 1916, making it 109 years old in 2025.

What condition is Hackney Ave over Graveyard Wash 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 May 2024.

How much traffic does Hackney Ave over Graveyard Wash carry?

About 1,188 vehicles per day (2021 count), of which roughly 1% are trucks.

How long is Hackney Ave over Graveyard Wash?

The structure is 24 ft (7.3 m) long with a longest span of 21 ft (6.4 m) and a deck 24 ft wide.

Who owns Hackney Ave over Graveyard Wash?

It is owned by the City or Municipal Highway Agency.