US Bridges

N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts

Fair

San Joaquin County, California · 10-SJ-005-25.87-STKN · Structure no. 29 0233H

Built
1972
53 years old
Condition
Fair
inspected August 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
5,492 ft
10 main spans
Daily traffic
37,450
2009 count
Owner
State
State Highway Agency

About this bridge

N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts is a prestressed concrete continuous box beam or girders - multiple carrying N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts in San Joaquin County, California. It was built in 1972, so it is 53 years old, younger than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in fair condition with a lowest component rating of 5 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 37,450 vehicles a day, roughly 2% of them trucks, projected to reach 48,257 by 2041. The structure is 5,492 ft (1,674 m) long and 41 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesN5-W4 & S5-E4 Conn
CrossesI 5 & SR4 Cons Slu 3 Sts
Location10-SJ-005-25.87-STKN
RouteInterstate 5
Coordinates37.94586, -121.29832
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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionAugust 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating97.9 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans10 (+24 approach)
Design loadHS 20 + Mod
Structure length5,492 ft (1,674 m)
Longest span194 ft (59.1 m)
Deck width41 ft (12.5 m)
Roadway width39 ft (11.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic37,450 (2009)
Projected traffic48,257 by 2041
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway, waterway and railroad
Detour if closed3.7 mi (6 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts built?

It was built in 1972, making it 53 years old in 2025.

What condition is N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts 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 August 2023.

How much traffic does N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts carry?

About 37,450 vehicles per day (2009 count), of which roughly 2% are trucks.

How long is N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts?

The structure is 5,492 ft (1,674 m) long with a longest span of 194 ft (59.1 m) and a deck 41 ft wide.

Who owns N5-W4 & S5-E4 Conn over I 5 & SR4 Cons Slu 3 Sts?

It is owned by the State Highway Agency.