US Bridges

E/W 101 to N I 17 over Rose Garden Ramp B

Fair

Maricopa County, Arizona · Rose Garden & I-17 NB · Structure no. 02174

Built
1999
26 years old
Condition
Fair
inspected June 2024
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete Continuous
Length
845 ft
5 main spans
Daily traffic
33,919
2020 count
Owner
State
State Highway Agency

About this bridge

E/W 101 to N I 17 over Rose Garden Ramp B is a prestressed concrete continuous box beam or girders - single or spread carrying E/W 101 to N I 17 over Rose Garden Ramp B 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 fair condition with a lowest component rating of 6 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 33,919 vehicles a day, roughly 9% of them trucks, projected to reach 33,929 by 2040. The structure is 845 ft (257.6 m) long and 43 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesE/W 101 to N I 17
CrossesRose Garden Ramp B
LocationRose Garden & I-17 NB
RouteInterstate 17
StateArizona
Coordinates33.6713, -112.1126
Functional classUrban Principal Arterial - Interstate

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck6 SatisfactoryStructural elements show some minor deterioration.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionJune 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 alignment6: Equal to present minimum criteria
Operating rating72 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans5
Design loadHS 20
Structure length845 ft (257.6 m)
Longest span170 ft (51.8 m)
Deck width43 ft (13.2 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic33,919 (2020)
Projected traffic33,929 by 2040
Trucks9%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkNon-Interstate STRAHNET route

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 E/W 101 to N I 17 over Rose Garden Ramp B built?

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

What condition is E/W 101 to N I 17 over Rose Garden Ramp B in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in June 2024.

How much traffic does E/W 101 to N I 17 over Rose Garden Ramp B carry?

About 33,919 vehicles per day (2020 count), of which roughly 9% are trucks.

How long is E/W 101 to N I 17 over Rose Garden Ramp B?

The structure is 845 ft (257.6 m) long with a longest span of 170 ft (51.8 m) and a deck 43 ft wide.

Who owns E/W 101 to N I 17 over Rose Garden Ramp B?

It is owned by the State Highway Agency.