US Bridges

Elliot RD over N Ovflow Mokelumne River

Fair

San Joaquin County, California · 0.7 MI NW of SH 88/12 · Structure no. 29C0151

Built
1955
70 years old
Condition
Fair
inspected January 2024
Type
Slab
Concrete Continuous
Length
109 ft
4 main spans
Daily traffic
2,513
2013 count
Owner
County
County Highway Agency

About this bridge

Elliot RD over N Ovflow Mokelumne River is a concrete continuous slab carrying Elliot RD over N Ovflow Mokelumne River in San Joaquin County, California. It was built in 1955, so it is 70 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 2,513 vehicles a day, roughly 20% of them trucks, projected to reach 3,283 by 2046. The structure is 109 ft (33.2 m) long and 32 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesElliot RD
CrossesN Ovflow Mokelumne River
Location0.7 MI NW of SH 88/12
RouteCounty Highway 0
Coordinates38.16866, -121.15868
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.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation6: Equal to present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length109 ft (33.2 m)
Longest span27 ft (8.1 m)
Deck width32 ft (9.9 m)
Roadway width31 ft (9.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,513 (2013)
Projected traffic3,283 by 2046
Trucks20%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesRelief for waterway
Detour if closed11.2 mi (18 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 Elliot RD over N Ovflow Mokelumne River built?

It was built in 1955, making it 70 years old in 2025.

What condition is Elliot RD over N Ovflow Mokelumne River 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 January 2024.

How much traffic does Elliot RD over N Ovflow Mokelumne River carry?

About 2,513 vehicles per day (2013 count), of which roughly 20% are trucks.

How long is Elliot RD over N Ovflow Mokelumne River?

The structure is 109 ft (33.2 m) long with a longest span of 27 ft (8.1 m) and a deck 32 ft wide.

Who owns Elliot RD over N Ovflow Mokelumne River?

It is owned by the County Highway Agency.