US Bridges

Interstate 5 NB over Turner Road

Good

San Joaquin County, California · 10-SJ-005-41.66 · Structure no. 29 0245R

Built
1979
46 years old
Condition
Good
inspected March 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete
Length
103 ft
1 main span
Daily traffic
25,000
2009 count
Owner
State
State Highway Agency

About this bridge

Interstate 5 NB over Turner Road is a prestressed concrete box beam or girders - multiple carrying Interstate 5 NB over Turner Road in San Joaquin County, California. It was built in 1979, so it is 46 years old, younger than the California average of 54.8 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 25,000 vehicles a day, roughly 22% of them trucks, projected to reach 55,741 by 2045. The structure is 103 ft (31.4 m) long and 43 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesInterstate 5 NB
CrossesTurner Road
Location10-SJ-005-41.66
RouteInterstate 5
Coordinates38.14586, -121.39897
Functional classRural 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 inspectionMarch 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 rating44.6 US tons
Inventory rating34.6 US tons

Structure

MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length103 ft (31.4 m)
Longest span101 ft (30.9 m)
Deck width43 ft (13 m)
Roadway width39 ft (11.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic25,000 (2009)
Projected traffic55,741 by 2045
Trucks22%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 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 Interstate 5 NB over Turner Road built?

It was built in 1979, making it 46 years old in 2025.

What condition is Interstate 5 NB over Turner Road 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 March 2023.

How much traffic does Interstate 5 NB over Turner Road carry?

About 25,000 vehicles per day (2009 count), of which roughly 22% are trucks.

How long is Interstate 5 NB over Turner Road?

The structure is 103 ft (31.4 m) long with a longest span of 101 ft (30.9 m) and a deck 43 ft wide.

Who owns Interstate 5 NB over Turner Road?

It is owned by the State Highway Agency.