US Bridges

SR 101 SB over Ramp E to S

Fair

Maricopa County, Arizona · N Quadrant 60/101 Ti · Structure no. 02489

Built
2000
25 years old
Condition
Fair
inspected December 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
160 ft
3 main spans
Daily traffic
89,200
2022 count
Owner
State
State Highway Agency

About this bridge

SR 101 SB over Ramp E to S is a prestressed concrete continuous box beam or girders - single or spread carrying SR 101 SB over Ramp E to S in Maricopa County, Arizona. It was built in 2000, so it is 25 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 89,200 vehicles a day, roughly 14% of them trucks, projected to reach 89,210 by 2042. The structure is 160 ft (48.8 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

Open in Google Maps
CarriesSR 101 SB
CrossesRamp E to S
LocationN Quadrant 60/101 Ti
RouteState Highway 101
CountyMaricopa County
StateArizona
Coordinates33.3879, -111.8913
Functional classUrban Principal Arterial - Other Freeway or Expressway

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating91.1 US tons
Inventory rating50 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length160 ft (48.8 m)
Longest span65 ft (19.8 m)
Deck width61 ft (18.7 m)
Roadway width58 ft (17.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic89,200 (2022)
Projected traffic89,210 by 2042
Trucks14%
Lanes on structure4
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

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 SR 101 SB over Ramp E to S built?

It was built in 2000, making it 25 years old in 2025.

What condition is SR 101 SB over Ramp E to S 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 December 2023.

How much traffic does SR 101 SB over Ramp E to S carry?

About 89,200 vehicles per day (2022 count), of which roughly 14% are trucks.

How long is SR 101 SB over Ramp E to S?

The structure is 160 ft (48.8 m) long with a longest span of 65 ft (19.8 m) and a deck 61 ft wide.

Who owns SR 101 SB over Ramp E to S?

It is owned by the State Highway Agency.