US Bridges

Indian School RD over Loop 101

Good

Maricopa County, Arizona · 3.95 MI N/I 10 · Structure no. 02081

Built
2000
25 years old
Condition
Good
inspected April 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
255 ft
2 main spans
Daily traffic
17,394
2021 count
Owner
State
State Highway Agency

About this bridge

Indian School RD over Loop 101 is a prestressed concrete continuous box beam or girders - single or spread carrying Indian School RD over Loop 101 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 17,394 vehicles a day, roughly 3% of them trucks, projected to reach 17,404 by 2041. The structure is 255 ft (77.7 m) long and 118 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesIndian School RD
CrossesLoop 101
Location3.95 MI N/I 10
RouteCity Street 0
StateArizona
Coordinates33.494, -112.2644
Functional classUrban Other Principal Arterial

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 geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating63.1 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length255 ft (77.7 m)
Longest span128 ft (39 m)
Deck width118 ft (36 m)
Roadway width104 ft (31.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic17,394 (2021)
Projected traffic17,404 by 2041
Trucks3%
Lanes on structure8
Traffic directionTwo-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

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 Indian School RD over Loop 101 built?

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

What condition is Indian School RD over Loop 101 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 Indian School RD over Loop 101 carry?

About 17,394 vehicles per day (2021 count), of which roughly 3% are trucks.

How long is Indian School RD over Loop 101?

The structure is 255 ft (77.7 m) long with a longest span of 128 ft (39 m) and a deck 118 ft wide.

Who owns Indian School RD over Loop 101?

It is owned by the State Highway Agency.