US Bridges

Henry RD over Ssjid Canal

Fair

San Joaquin County, California · At N Intersect W River RD · Structure no. 29C0317

Built
1945
80 years old
Condition
Fair
inspected November 2024
Type
Slab
Concrete Continuous
Length
42 ft
3 main spans
Daily traffic
2,375
2013 count
Owner
County
County Highway Agency

About this bridge

Henry RD over Ssjid Canal is a concrete continuous slab carrying Henry RD over Ssjid Canal in San Joaquin County, California. It was built in 1945, so it is 80 years old, older 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 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 2,375 vehicles a day, roughly 10% of them trucks, projected to reach 1,664 by 2046. The structure is 42 ft (12.8 m) long and 26 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesHenry RD
CrossesSsjid Canal
LocationAt N Intersect W River RD
RouteCounty Highway 0
Coordinates37.76888, -120.94091
Functional classRural Major Collector

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure6 SatisfactoryStructural elements show some minor deterioration.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation4: Meets minimum tolerable limits to be left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating29.7 US tons
Inventory rating17.9 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadUnknown
Structure length42 ft (12.8 m)
Longest span14 ft (4.2 m)
Deck width26 ft (7.9 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,375 (2013)
Projected traffic1,664 by 2046
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty 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 Henry RD over Ssjid Canal built?

It was built in 1945, making it 80 years old in 2025.

What condition is Henry RD over Ssjid Canal 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 November 2024.

How much traffic does Henry RD over Ssjid Canal carry?

About 2,375 vehicles per day (2013 count), of which roughly 10% are trucks.

How long is Henry RD over Ssjid Canal?

The structure is 42 ft (12.8 m) long with a longest span of 14 ft (4.2 m) and a deck 26 ft wide.

Who owns Henry RD over Ssjid Canal?

It is owned by the County Highway Agency.