US Bridges

Daisy Mtn Drive over I-17

Good

Maricopa County, Arizona · 3.0 MI North JCT SR 74 · Structure no. 02694

Built
2003
22 years old
Condition
Good
inspected May 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
217 ft
2 main spans
Daily traffic
16,671
2021 count
Owner
State
State Highway Agency

About this bridge

Daisy Mtn Drive over I-17 is a prestressed concrete continuous stringer/multi-beam or girder carrying Daisy Mtn Drive over I-17 in Maricopa County, Arizona. It was built in 2003, so it is 22 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 16,671 vehicles a day, roughly 5% of them trucks, projected to reach 16,681 by 2041. The structure is 217 ft (66.1 m) long and 142 ft wide. If it were closed, the detour would be 5 mi (8 km).

Location

Open in Google Maps
CarriesDaisy Mtn Drive
CrossesI-17
Location3.0 MI North JCT SR 74
RouteCounty Highway 0
CountyMaricopa County
StateArizona
Coordinates33.8415, -112.1446
Functional classUrban Minor 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 inspectionMay 2024
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 rating96 US tons
Inventory rating58 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length217 ft (66.1 m)
Longest span105 ft (32 m)
Deck width142 ft (43.4 m)
Roadway width120 ft (36.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,671 (2021)
Projected traffic16,681 by 2041
Trucks5%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed5 mi (8 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 Daisy Mtn Drive over I-17 built?

It was built in 2003, making it 22 years old in 2025.

What condition is Daisy Mtn Drive over I-17 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 May 2024.

How much traffic does Daisy Mtn Drive over I-17 carry?

About 16,671 vehicles per day (2021 count), of which roughly 5% are trucks.

How long is Daisy Mtn Drive over I-17?

The structure is 217 ft (66.1 m) long with a longest span of 105 ft (32 m) and a deck 142 ft wide.

Who owns Daisy Mtn Drive over I-17?

It is owned by the State Highway Agency.