US Bridges

SR 101L NB over L101/L202 Ramp E-N

Good

Maricopa County, Arizona · S Half of 101/202 Ti · Structure no. 02376

Built
1999
26 years old
Condition
Good
inspected January 2025
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
125 ft
1 main span
Daily traffic
80,379
2023 count
Owner
State
State Highway Agency

About this bridge

SR 101L NB over L101/L202 Ramp E-N is a prestressed concrete box beam or girders - single or spread carrying SR 101L NB over L101/L202 Ramp E-N in Maricopa County, Arizona. It was built in 1999, so it is 26 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 80,379 vehicles a day, roughly 7% of them trucks, projected to reach 80,389 by 2042. The structure is 125 ft (38.1 m) long and 73 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesSR 101L NB
CrossesL101/L202 Ramp E-N
LocationS Half of 101/202 Ti
RouteState Highway 101
CountyMaricopa County
StateArizona
Coordinates33.4319, -111.8909
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 inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating42 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length125 ft (38.1 m)
Longest span120 ft (36.6 m)
Deck width73 ft (22.3 m)
Roadway width70 ft (21.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic80,379 (2023)
Projected traffic80,389 by 2042
Trucks7%
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 101L NB over L101/L202 Ramp E-N built?

It was built in 1999, making it 26 years old in 2025.

What condition is SR 101L NB over L101/L202 Ramp E-N 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 January 2025.

How much traffic does SR 101L NB over L101/L202 Ramp E-N carry?

About 80,379 vehicles per day (2023 count), of which roughly 7% are trucks.

How long is SR 101L NB over L101/L202 Ramp E-N?

The structure is 125 ft (38.1 m) long with a longest span of 120 ft (36.6 m) and a deck 73 ft wide.

Who owns SR 101L NB over L101/L202 Ramp E-N?

It is owned by the State Highway Agency.