US Bridges

W Frontage RD over Ramp N to W

Good

Maricopa County, Arizona · NE Quadrant of 101/60 Ti · Structure no. 02109

Built
1997
28 years old
Condition
Good
inspected January 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
238 ft
3 main spans
Daily traffic
11,853
2022 count
Owner
State
State Highway Agency

About this bridge

W Frontage RD over Ramp N to W is a prestressed concrete continuous box beam or girders - single or spread carrying W Frontage RD over Ramp N to W 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 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 11,853 vehicles a day, roughly 7% of them trucks, projected to reach 11,863 by 2042. The structure is 238 ft (72.5 m) long and 42 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

Location

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CarriesW Frontage RD
CrossesRamp N to W
LocationNE Quadrant of 101/60 Ti
RouteState Highway 101
CountyMaricopa County
StateArizona
Coordinates33.3869, -111.8925
Functional classUrban Collector

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 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry3: Basically intolerable, requiring high priority of corrective action
Approach roadway alignment8: Equal to present desirable criteria
Operating rating96 US tons
Inventory rating54 US tons

Structure

Structure typeBox Beam or Girders - Single or Spread
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20
Structure length238 ft (72.5 m)
Longest span93 ft (28.3 m)
Deck width42 ft (12.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,853 (2022)
Projected traffic11,863 by 2042
Trucks7%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
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 proposedReplacement because of substandard load-carrying capacity or roadway geometry
Estimated improvement cost$1,000 (2019 estimate)
NavigationNot applicable (no waterway)

Frequently asked questions

When was W Frontage RD over Ramp N to W built?

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

What condition is W Frontage RD over Ramp N to W 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 2024.

How much traffic does W Frontage RD over Ramp N to W carry?

About 11,853 vehicles per day (2022 count), of which roughly 7% are trucks.

How long is W Frontage RD over Ramp N to W?

The structure is 238 ft (72.5 m) long with a longest span of 93 ft (28.3 m) and a deck 42 ft wide.

Who owns W Frontage RD over Ramp N to W?

It is owned by the State Highway Agency.