US Bridges

SR 92 over Garden Canyon

Fair

Cochise County, Arizona · 3.3 MI S JCT SR 90 · Structure no. 00146

Built
1936
89 years old, rebuilt 2005
Condition
Fair
inspected February 2025
Type
Slab
Concrete Continuous
Length
113 ft
6 main spans
Daily traffic
22,879
2021 count
Owner
State
State Highway Agency

About this bridge

SR 92 over Garden Canyon is a concrete continuous slab carrying SR 92 over Garden Canyon in Cochise County, Arizona. It was built in 1936 and reconstructed in 2005, so it is 89 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 22,879 vehicles a day, roughly 8% of them trucks, projected to reach 22,889 by 2041. The structure is 113 ft (34.4 m) long and 137 ft wide. If it were closed, the detour would be 34.8 mi (56 km).

Location

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CarriesSR 92
CrossesGarden Canyon
Location3.3 MI S JCT SR 90
RouteState Highway 92
CountyCochise County
StateArizona
Coordinates31.5091, -110.2574
Functional classUrban Minor 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
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourCountermeasures installed to correct a previously existing problem
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating42 US tons
Inventory rating25 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length113 ft (34.4 m)
Longest span19 ft (5.8 m)
Deck width137 ft (41.7 m)
Roadway width134 ft (40.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic22,879 (2021)
Projected traffic22,889 by 2041
Trucks8%
Lanes on structure5
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed34.8 mi (56 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerState Highway Agency
Maintained byState Highway Agency
Historic statusNot eligible for the National Register of Historic Places
Work proposedWidening of existing bridge without deck rehabilitation
Estimated improvement cost$4,000 (2023 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 92 over Garden Canyon built?

It was built in 1936, making it 89 years old in 2025. It was reconstructed in 2005.

What condition is SR 92 over Garden Canyon 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 February 2025.

How much traffic does SR 92 over Garden Canyon carry?

About 22,879 vehicles per day (2021 count), of which roughly 8% are trucks.

How long is SR 92 over Garden Canyon?

The structure is 113 ft (34.4 m) long with a longest span of 19 ft (5.8 m) and a deck 137 ft wide.

Who owns SR 92 over Garden Canyon?

It is owned by the State Highway Agency.