US Bridges

SR 82 over Wood Canyon

Good

Santa Cruz County, Arizona · 6.4 MI SW of JCT SR 83 · Structure no. 04516

Built
1942
83 years old, rebuilt 1965
Condition
Good
inspected November 2023
Type
Culvert
Concrete Continuous
Length
43 ft
4 main spans
Daily traffic
2,119
2018 count
Owner
State
State Highway Agency

About this bridge

SR 82 over Wood Canyon is a concrete continuous culvert carrying SR 82 over Wood Canyon in Santa Cruz County, Arizona. It was built in 1942 and reconstructed in 1965, so it is 83 years old, older than the Arizona average of 47.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 2,119 vehicles a day, roughly 14% of them trucks, projected to reach 2,129 by 2034. The structure is 43 ft (13.1 m) long and 45 ft wide. If it were closed, the detour would be 77.1 mi (124 km).

CarriesSR 82
CrossesWood Canyon
Location6.4 MI SW of JCT SR 83
RouteState Highway 82
StateArizona
Coordinates31.62064, -110.71878
Functional classRural Minor Arterial

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Channel and channel protection8 Very GoodNo problems noted.
Culvert7 GoodSome minor problems.
Last inspectionNovember 2023
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating55 US tons
Inventory rating33 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length43 ft (13.1 m)
Longest span10 ft (3 m)
Deck width45 ft (13.7 m)
Roadway width43 ft (13.1 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,119 (2018)
Projected traffic2,129 by 2034
Trucks14%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed77.1 mi (124 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 82 over Wood Canyon built?

It was built in 1942, making it 83 years old in 2025. It was reconstructed in 1965.

What condition is SR 82 over Wood Canyon in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in November 2023.

How much traffic does SR 82 over Wood Canyon carry?

About 2,119 vehicles per day (2018 count), of which roughly 14% are trucks.

How long is SR 82 over Wood Canyon?

The structure is 43 ft (13.1 m) long with a longest span of 10 ft (3 m) and a deck 45 ft wide.

Who owns SR 82 over Wood Canyon?

It is owned by the State Highway Agency.