US Bridges

County Route 134 over Santa Cruz River

FairPosted for load

Santa Cruz County, Arizona · 21 MI E JCT SR 82 · Structure no. 08169

Built
1920
105 years old
Condition
Fair
inspected August 2024
Type
Slab
Concrete
Length
89 ft
4 main spans
Daily traffic
110
2024 count
Owner
County
County Highway Agency

About this bridge

County Route 134 over Santa Cruz River is a concrete slab carrying County Route 134 over Santa Cruz River in Santa Cruz County, Arizona. It was built in 1920, so it is 105 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 110 vehicles a day, projected to reach 120 by 2042. The structure is 89 ft (27.1 m) long and 22 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

Location

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CarriesCounty Route 134
CrossesSanta Cruz River
Location21 MI E JCT SR 82
RouteCounty Highway 0
CountySanta Cruz County
StateArizona
Coordinates31.3559, -110.5897
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.
Substructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 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 geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment6: Equal to present minimum criteria
Operating rating36 US tons
Inventory rating21.1 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans4
Design loadH 15
Structure length89 ft (27.1 m)
Longest span22 ft (6.7 m)
Deck width22 ft (6.7 m)
Roadway width20 ft (6.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic110 (2024)
Projected traffic120 by 2042
Trucks0%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 (2024 estimate)
NavigationNo navigation control on waterway

Frequently asked questions

When was County Route 134 over Santa Cruz River built?

It was built in 1920, making it 105 years old in 2025.

What condition is County Route 134 over Santa Cruz River 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 2024.

How much traffic does County Route 134 over Santa Cruz River carry?

About 110 vehicles per day (2024 count).

How long is County Route 134 over Santa Cruz River?

The structure is 89 ft (27.1 m) long with a longest span of 22 ft (6.7 m) and a deck 22 ft wide.

Who owns County Route 134 over Santa Cruz River?

It is owned by the County Highway Agency.