US Bridges

Ramp S-E over I 10

Good

Maricopa County, Arizona · At Superstition Ti · Structure no. 02347

Built
1995
30 years old
Condition
Good
inspected February 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
1,097 ft
8 main spans
Daily traffic
15,087
2022 count
Owner
State
State Highway Agency

About this bridge

Ramp S-E over I 10 is a prestressed concrete continuous box beam or girders - single or spread carrying Ramp S-E over I 10 in Maricopa County, Arizona. It was built in 1995, so it is 30 years old, younger 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 15,087 vehicles a day, roughly 8% of them trucks, projected to reach 15,197 by 2042. The structure is 1,097 ft (334.4 m) long and 75 ft wide.

Location

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CarriesRamp S-E
CrossesI 10
LocationAt Superstition Ti
RouteInterstate 10
CountyMaricopa County
StateArizona
Coordinates33.38925, -111.969
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Good

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionFebruary 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.9 US tons
Inventory rating40 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans8
Design loadHS 20
Structure length1,097 ft (334.4 m)
Longest span150 ft (45.7 m)
Deck width75 ft (22.9 m)
Roadway width72 ft (21.9 m)
Vertical clearance over deck21 ft (6.5 m)

Traffic and service

Average daily traffic15,087 (2022)
Projected traffic15,197 by 2042
Trucks8%
Lanes on structure3
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 Ramp S-E over I 10 built?

It was built in 1995, making it 30 years old in 2025.

What condition is Ramp S-E over I 10 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 2023.

How much traffic does Ramp S-E over I 10 carry?

About 15,087 vehicles per day (2022 count), of which roughly 8% are trucks.

How long is Ramp S-E over I 10?

The structure is 1,097 ft (334.4 m) long with a longest span of 150 ft (45.7 m) and a deck 75 ft wide.

Who owns Ramp S-E over I 10?

It is owned by the State Highway Agency.