US Bridges

SR 186 over Wash

Good

Cochise County, Arizona · 1.3 MI S JCT B10 · Structure no. 05094

Built
1961
64 years old
Condition
Good
inspected May 2021
Type
Culvert
Concrete Continuous
Length
21 ft
2 main spans
Daily traffic
1,712
2019 count
Owner
State
State Highway Agency

About this bridge

SR 186 over Wash is a concrete continuous culvert carrying SR 186 over Wash in Cochise County, Arizona. It was built in 1961, so it is 64 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 1,712 vehicles a day, roughly 10% of them trucks, projected to reach 1,722 by 2039. The structure is 21 ft (6.4 m) long and 51 ft wide. If it were closed, the detour would be 55.3 mi (89 km).

Location

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CarriesSR 186
CrossesWash
Location1.3 MI S JCT B10
RouteState Highway 186
CountyCochise County
StateArizona
Coordinates32.2419, -109.8147
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 protection7 GoodSome minor problems.
Culvert7 GoodSome minor problems.
Last inspectionMay 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating61 US tons
Inventory rating36 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length21 ft (6.4 m)
Longest span10 ft (3 m)
Deck width51 ft (15.4 m)
Roadway width49 ft (14.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,712 (2019)
Projected traffic1,722 by 2039
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed55.3 mi (89 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 186 over Wash built?

It was built in 1961, making it 64 years old in 2025.

What condition is SR 186 over Wash 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 May 2021.

How much traffic does SR 186 over Wash carry?

About 1,712 vehicles per day (2019 count), of which roughly 10% are trucks.

How long is SR 186 over Wash?

The structure is 21 ft (6.4 m) long with a longest span of 10 ft (3 m) and a deck 51 ft wide.

Who owns SR 186 over Wash?

It is owned by the State Highway Agency.