US Bridges

SR 4 over Littlejohns Creek

Fair

San Joaquin County, California · 10-SJ-004-33.59 · Structure no. 29 0055

Built
1988
37 years old
Condition
Fair
inspected June 2023
Type
Slab
Concrete Continuous
Length
135 ft
6 main spans
Daily traffic
4,800
2009 count
Owner
State
State Highway Agency

About this bridge

SR 4 over Littlejohns Creek is a concrete continuous slab carrying SR 4 over Littlejohns Creek in San Joaquin County, California. It was built in 1988, so it is 37 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 4,800 vehicles a day, roughly 6% of them trucks, projected to reach 9,238 by 2043. The structure is 135 ft (41 m) long and 44 ft wide. If it were closed, the detour would be 8.1 mi (13 km).

Location

Open in Google Maps
CarriesSR 4
CrossesLittlejohns Creek
Location10-SJ-004-33.59
RouteState Highway 4
CountySan Joaquin County
StateCalifornia
Coordinates37.93003, -120.99102
Functional classRural Minor 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
Deck5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Channel and channel protection9 ExcellentNo problems noted.
Last inspectionJune 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans6
Design loadHS 20
Structure length135 ft (41 m)
Longest span24 ft (7.3 m)
Deck width44 ft (13.3 m)
Roadway width40 ft (12.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,800 (2009)
Projected traffic9,238 by 2043
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed8.1 mi (13 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—
NavigationNo navigation control on waterway

Frequently asked questions

When was SR 4 over Littlejohns Creek built?

It was built in 1988, making it 37 years old in 2025.

What condition is SR 4 over Littlejohns Creek 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 June 2023.

How much traffic does SR 4 over Littlejohns Creek carry?

About 4,800 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is SR 4 over Littlejohns Creek?

The structure is 135 ft (41 m) long with a longest span of 24 ft (7.3 m) and a deck 44 ft wide.

Who owns SR 4 over Littlejohns Creek?

It is owned by the State Highway Agency.