US Bridges

San Man-Tiger HWY over Wash

Fair

Pinal County, Arizona · 6.9 MI S JCT SR 77 · Structure no. 07710

Built
1971
54 years old
Condition
Fair
inspected November 2021
Type
Culvert
Concrete Continuous
Length
74 ft
6 main spans
Daily traffic
283
2020 count
Owner
County
County Highway Agency

About this bridge

San Man-Tiger HWY over Wash is a concrete continuous culvert carrying San Man-Tiger HWY over Wash in Pinal County, Arizona. It was built in 1971, so it is 54 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 283 vehicles a day, roughly 5% of them trucks, projected to reach 293 by 2040. The structure is 74 ft (22.6 m) long. If it were closed, the detour would be 29.8 mi (48 km).

Location

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CarriesSan Man-Tiger HWY
CrossesWash
Location6.9 MI S JCT SR 77
RouteCounty Highway 0
CountyPinal County
StateArizona
Coordinates32.6027, -110.6187
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
Channel and channel protection7 GoodSome minor problems.
Culvert6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionNovember 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating99 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans6
Design loadHS 20
Structure length74 ft (22.6 m)
Longest span10 ft (3 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic283 (2020)
Projected traffic293 by 2040
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed29.8 mi (48 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 proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was San Man-Tiger HWY over Wash built?

It was built in 1971, making it 54 years old in 2025.

What condition is San Man-Tiger HWY over 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 November 2021.

How much traffic does San Man-Tiger HWY over Wash carry?

About 283 vehicles per day (2020 count), of which roughly 5% are trucks.

How long is San Man-Tiger HWY over Wash?

The structure is 74 ft (22.6 m) long with a longest span of 10 ft (3 m).

Who owns San Man-Tiger HWY over Wash?

It is owned by the County Highway Agency.