US Bridges

I 19; SB over Continental RD

Good

Pima County, Arizona · 3.8 MI S JCT B 19 · Structure no. 01755

Built
1976
49 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Single or Spread
Prestressed Concrete
Length
144 ft
1 main span
Daily traffic
12,860
2021 count
Owner
State
State Highway Agency

About this bridge

I 19; SB over Continental RD is a prestressed concrete box beam or girders - single or spread carrying I 19; SB over Continental RD in Pima County, Arizona. It was built in 1976, so it is 49 years old, older 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 12,860 vehicles a day, roughly 16% of them trucks, projected to reach 12,870 by 2041. The structure is 144 ft (43.9 m) long and 45 ft wide.

CarriesI 19; SB
CrossesContinental RD
Location3.8 MI S JCT B 19
RouteInterstate 19
StateArizona
Coordinates31.8514, -110.9938
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.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating74 US tons
Inventory rating42 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length144 ft (43.9 m)
Longest span142 ft (43.3 m)
Deck width45 ft (13.6 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic12,860 (2021)
Projected traffic12,870 by 2041
Trucks16%
Lanes on structure2
Traffic directionOne-way traffic
CarriesOverpass structure at an interchange
CrossesHighway
Detour if closed—
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 I 19; SB over Continental RD built?

It was built in 1976, making it 49 years old in 2025.

What condition is I 19; SB over Continental RD 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 2023.

How much traffic does I 19; SB over Continental RD carry?

About 12,860 vehicles per day (2021 count), of which roughly 16% are trucks.

How long is I 19; SB over Continental RD?

The structure is 144 ft (43.9 m) long with a longest span of 142 ft (43.3 m) and a deck 45 ft wide.

Who owns I 19; SB over Continental RD?

It is owned by the State Highway Agency.