US Bridges

Ajo Way Ramp a over Irvington RD Ramp C

Good

Pima County, Arizona · 0.08 MI S of Ajo Way · Structure no. 20058

Built
2017
8 years old
Condition
Good
inspected July 2023
Type
Stringer/Multi-beam or Girder
Prestressed Concrete Continuous
Length
325 ft
4 main spans
Daily traffic
4,640
2021 count
Owner
State
State Highway Agency

About this bridge

Ajo Way Ramp a over Irvington RD Ramp C is a prestressed concrete continuous stringer/multi-beam or girder carrying Ajo Way Ramp a over Irvington RD Ramp C in Pima County, Arizona. It was built in 2017, so it is 8 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 4,640 vehicles a day, roughly 19% of them trucks, projected to reach 4,650 by 2041. The structure is 325 ft (99.1 m) long and 35 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesAjo Way Ramp a
CrossesIrvington RD Ramp C
Location0.08 MI S of Ajo Way
RouteInterstate 19
StateArizona
Coordinates32.1757, -110.9859
Functional classUrban Principal Arterial - Interstate

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionJuly 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating41 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHL 93
Structure length325 ft (99.1 m)
Longest span100 ft (30.5 m)
Deck width35 ft (10.7 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,640 (2021)
Projected traffic4,650 by 2041
Trucks19%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate 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 Ajo Way Ramp a over Irvington RD Ramp C built?

It was built in 2017, making it 8 years old in 2025.

What condition is Ajo Way Ramp a over Irvington RD Ramp C 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 July 2023.

How much traffic does Ajo Way Ramp a over Irvington RD Ramp C carry?

About 4,640 vehicles per day (2021 count), of which roughly 19% are trucks.

How long is Ajo Way Ramp a over Irvington RD Ramp C?

The structure is 325 ft (99.1 m) long with a longest span of 100 ft (30.5 m) and a deck 35 ft wide.

Who owns Ajo Way Ramp a over Irvington RD Ramp C?

It is owned by the State Highway Agency.