US Bridges

SR 77 over Livesay Wash

Good

Pinal County, Arizona · 9.4 MI S JCT SR 177 · Structure no. 04386

Built
1963
62 years old
Condition
Good
inspected February 2022
Type
Culvert
Concrete Continuous
Length
25 ft
2 main spans
Daily traffic
2,928
2016 count
Owner
State
State Highway Agency

About this bridge

SR 77 over Livesay Wash is a concrete continuous culvert carrying SR 77 over Livesay Wash in Pinal County, Arizona. It was built in 1963, so it is 62 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 2,928 vehicles a day, roughly 11% of them trucks, projected to reach 2,938 by 2036. The structure is 25 ft (7.6 m) long. If it were closed, the detour would be 24.2 mi (39 km).

Location

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CarriesSR 77
CrossesLivesay Wash
Location9.4 MI S JCT SR 177
RouteState Highway 77
CountyPinal County
StateArizona
Coordinates32.8654, -110.7098
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 inspectionFebruary 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating75 US tons

Structure

Structure typeCulvert
MaterialConcrete Continuous
DeckNot applicable
Main spans2
Design loadHS 20
Structure length25 ft (7.6 m)
Longest span12 ft (3.7 m)
Deck width0 ft (0 m)
Roadway width0 ft (0 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,928 (2016)
Projected traffic2,938 by 2036
Trucks11%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed24.2 mi (39 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 77 over Livesay Wash built?

It was built in 1963, making it 62 years old in 2025.

What condition is SR 77 over Livesay 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 February 2022.

How much traffic does SR 77 over Livesay Wash carry?

About 2,928 vehicles per day (2016 count), of which roughly 11% are trucks.

How long is SR 77 over Livesay Wash?

The structure is 25 ft (7.6 m) long with a longest span of 12 ft (3.7 m).

Who owns SR 77 over Livesay Wash?

It is owned by the State Highway Agency.