US Bridges

W-S Ramp over Utopia Ramp C

Fair

Maricopa County, Arizona · SW Corner of 101/I 17 Ti · Structure no. 02138

Built
1997
28 years old
Condition
Fair
inspected June 2024
Type
Frame
Concrete
Length
34 ft
1 main span
Daily traffic
29,012
2019 count
Owner
State
State Highway Agency

About this bridge

W-S Ramp over Utopia Ramp C is a concrete frame carrying W-S Ramp over Utopia Ramp C in Maricopa County, Arizona. It was built in 1997, so it is 28 years old, younger 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 29,012 vehicles a day, roughly 4% of them trucks, projected to reach 29,022 by 2039. The structure is 34 ft (10.4 m) long and 211 ft wide. If it were closed, the detour would be 3.1 mi (5 km).

Location

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CarriesW-S Ramp
CrossesUtopia Ramp C
LocationSW Corner of 101/I 17 Ti
RouteInterstate 17
CountyMaricopa County
StateArizona
Coordinates33.6657, -112.1143
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

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

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJune 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating74 US tons

Structure

Structure typeFrame
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length34 ft (10.4 m)
Longest span29 ft (8.8 m)
Deck width211 ft (64.3 m)
Roadway width61 ft (18.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,012 (2019)
Projected traffic29,022 by 2039
Trucks4%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.1 mi (5 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 W-S Ramp over Utopia Ramp C built?

It was built in 1997, making it 28 years old in 2025.

What condition is W-S Ramp over Utopia Ramp C 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 June 2024.

How much traffic does W-S Ramp over Utopia Ramp C carry?

About 29,012 vehicles per day (2019 count), of which roughly 4% are trucks.

How long is W-S Ramp over Utopia Ramp C?

The structure is 34 ft (10.4 m) long with a longest span of 29 ft (8.8 m) and a deck 211 ft wide.

Who owns W-S Ramp over Utopia Ramp C?

It is owned by the State Highway Agency.