US Bridges

Selma HWY over I 10; EB & WB

Fair

Pinal County, Arizona · 02.2 MI W JCT I 8 · Structure no. 01160

Built
1966
59 years old
Condition
Fair
inspected August 2024
Type
Stringer/Multi-beam or Girder
Steel Continuous
Length
251 ft
4 main spans
Daily traffic
310
2022 count
Owner
State
State Highway Agency

About this bridge

Selma HWY over I 10; EB & WB is a steel continuous stringer/multi-beam or girder carrying Selma HWY over I 10; EB & WB in Pinal County, Arizona. It was built in 1966, so it is 59 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 310 vehicles a day, roughly 5% of them trucks, projected to reach 320 by 2042. The structure is 251 ft (76.5 m) long and 31 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesSelma HWY
CrossesI 10; EB & WB
Location02.2 MI W JCT I 8
RouteCounty Highway 0
StateArizona
Coordinates32.8505, -111.6876
Functional classRural Minor Arterial

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment7: Better than present minimum criteria
Operating rating67 US tons
Inventory rating40 US tons

Structure

MaterialSteel Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length251 ft (76.5 m)
Longest span79 ft (24.1 m)
Deck width31 ft (9.5 m)
Roadway width26 ft (7.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic310 (2022)
Projected traffic320 by 2042
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Selma HWY over I 10; EB & WB built?

It was built in 1966, making it 59 years old in 2025.

What condition is Selma HWY over I 10; EB & WB 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 Selma HWY over I 10; EB & WB carry?

About 310 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Selma HWY over I 10; EB & WB?

The structure is 251 ft (76.5 m) long with a longest span of 79 ft (24.1 m) and a deck 31 ft wide.

Who owns Selma HWY over I 10; EB & WB?

It is owned by the State Highway Agency.