US Bridges

Bethany Road over W. Side Irrigation Canal

Fair

San Joaquin County, California · 0.6 MI East of Byron Road · Structure no. 29C0421

Built
2005
20 years old
Condition
Fair
inspected September 2024
Type
Stringer/Multi-beam or Girder
Prestressed Concrete
Length
110 ft
1 main span
Daily traffic
271
2013 count
Owner
County
County Highway Agency

About this bridge

Bethany Road over W. Side Irrigation Canal is a prestressed concrete stringer/multi-beam or girder carrying Bethany Road over W. Side Irrigation Canal in San Joaquin County, California. It was built in 2005, so it is 20 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 271 vehicles a day, roughly 5% of them trucks, projected to reach 583 by 2046. The structure is 110 ft (33.4 m) long and 35 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

Location

Open in Google Maps
CarriesBethany Road
CrossesW. Side Irrigation Canal
Location0.6 MI East of Byron Road
RouteCounty Highway 0
CountySan Joaquin County
StateCalifornia
Coordinates37.78028, -121.51757
Functional classRural Local

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.
Superstructure8 Very GoodNo problems noted.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionSeptember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeStringer/Multi-beam or Girder
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20 + Mod
Structure length110 ft (33.4 m)
Longest span108 ft (32.9 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic271 (2013)
Projected traffic583 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed0.6 mi (1 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 Bethany Road over W. Side Irrigation Canal built?

It was built in 2005, making it 20 years old in 2025.

What condition is Bethany Road over W. Side Irrigation 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 September 2024.

How much traffic does Bethany Road over W. Side Irrigation Canal carry?

About 271 vehicles per day (2013 count), of which roughly 5% are trucks.

How long is Bethany Road over W. Side Irrigation Canal?

The structure is 110 ft (33.4 m) long with a longest span of 108 ft (32.9 m) and a deck 35 ft wide.

Who owns Bethany Road over W. Side Irrigation Canal?

It is owned by the County Highway Agency.