US Bridges

Loop 101 SB Ramp over Rid Canal & Mcdowell RD

Good

Maricopa County, Arizona · 1.0 MI North of I 10 · Structure no. 02206

Built
2000
25 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
192 ft
2 main spans
Daily traffic
73,197
2021 count
Owner
State
State Highway Agency

About this bridge

Loop 101 SB Ramp over Rid Canal & Mcdowell RD is a prestressed concrete continuous box beam or girders - single or spread carrying Loop 101 SB Ramp over Rid Canal & Mcdowell RD 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 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 73,197 vehicles a day, roughly 6% of them trucks, projected to reach 73,207 by 2041. The structure is 192 ft (58.5 m) long and 61 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesLoop 101 SB Ramp
CrossesRid Canal & Mcdowell RD
Location1.0 MI North of I 10
RouteState Highway 101
StateArizona
Coordinates33.4646, -112.2689
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 inspectionApril 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 rating82 US tons
Inventory rating49.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length192 ft (58.5 m)
Longest span103 ft (31.4 m)
Deck width61 ft (18.5 m)
Roadway width58 ft (17.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic73,197 (2021)
Projected traffic73,207 by 2041
Trucks6%
Lanes on structure3
Traffic directionOne-way traffic
CarriesHighway
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 Loop 101 SB Ramp over Rid Canal & Mcdowell RD built?

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

What condition is Loop 101 SB Ramp over Rid Canal & Mcdowell RD 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 April 2023.

How much traffic does Loop 101 SB Ramp over Rid Canal & Mcdowell RD carry?

About 73,197 vehicles per day (2021 count), of which roughly 6% are trucks.

How long is Loop 101 SB Ramp over Rid Canal & Mcdowell RD?

The structure is 192 ft (58.5 m) long with a longest span of 103 ft (31.4 m) and a deck 61 ft wide.

Who owns Loop 101 SB Ramp over Rid Canal & Mcdowell RD?

It is owned by the State Highway Agency.