US Bridges

Ina RD over I-10

Fair

Pima County, Arizona · 11.4 MI N JCT I-19 · Structure no. 20094

Built
2018
7 years old
Condition
Fair
inspected December 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
293 ft
2 main spans
Daily traffic
11,267
2022 count
Owner
State
State Highway Agency

About this bridge

Ina RD over I-10 is a prestressed concrete stringer/multi-beam or girder carrying Ina RD over I-10 in Pima County, Arizona. It was built in 2018, so it is 7 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 11,267 vehicles a day, roughly 5% of them trucks, projected to reach 11,277 by 2042. The structure is 293 ft (89.3 m) long and 122 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

Location

Open in Google Maps
CarriesIna RD
CrossesI-10
Location11.4 MI N JCT I-19
RouteCity Street 0
CountyPima County
StateArizona
Coordinates32.3376, -111.0669
Functional classUrban Other Principal Arterial

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Last inspectionDecember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating99 US tons
Inventory rating42 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans2
Design loadHL 93
Structure length293 ft (89.3 m)
Longest span143 ft (43.6 m)
Deck width122 ft (37.1 m)
Roadway width100 ft (30.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic11,267 (2022)
Projected traffic11,277 by 2042
Trucks5%
Lanes on structure7
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed3.7 mi (6 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 Ina RD over I-10 built?

It was built in 2018, making it 7 years old in 2025.

What condition is Ina RD over I-10 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 December 2024.

How much traffic does Ina RD over I-10 carry?

About 11,267 vehicles per day (2022 count), of which roughly 5% are trucks.

How long is Ina RD over I-10?

The structure is 293 ft (89.3 m) long with a longest span of 143 ft (43.6 m) and a deck 122 ft wide.

Who owns Ina RD over I-10?

It is owned by the State Highway Agency.