US Bridges

Bruella RD over Mokelumne River

Good

San Joaquin County, California · 1.5 MI N SH 12 in Victor · Structure no. 29C0258

Built
1958
67 years old
Condition
Good
inspected January 2025
Type
Tee Beam
Concrete
Length
675 ft
2 main spans
Daily traffic
1,205
2017 count
Owner
County
County Highway Agency

About this bridge

Bruella RD over Mokelumne River is a concrete tee beam carrying Bruella RD over Mokelumne River in San Joaquin County, California. It was built in 1958, so it is 67 years old, older than the California average of 54.8 years.

The most recent inspection reported to the Federal Highway Administration rates it in good condition with a lowest component rating of 7 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

It carries about 1,205 vehicles a day, roughly 12% of them trucks, projected to reach 927 by 2045. The structure is 675 ft (205.6 m) long and 29 ft wide. If it were closed, the detour would be 9.9 mi (16 km).

CarriesBruella RD
CrossesMokelumne River
Location1.5 MI N SH 12 in Victor
RouteCounty Highway 0
Coordinates38.15894, -121.20617
Functional classRural Minor Collector

Condition and inspection

Good

All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry5: Somewhat better than minimum adequacy to tolerate being left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating53.6 US tons
Inventory rating32.2 US tons

Structure

Structure typeTee Beam
MaterialConcrete
DeckConcrete, cast-in-place
Main spans2 (+19 approach)
Design loadHS 20
Structure length675 ft (205.6 m)
Longest span70 ft (21.3 m)
Deck width29 ft (8.7 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,205 (2017)
Projected traffic927 by 2045
Trucks12%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed9.9 mi (16 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 Bruella RD over Mokelumne River built?

It was built in 1958, making it 67 years old in 2025.

What condition is Bruella RD over Mokelumne River in?

The National Bridge Inventory rates it in good condition. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. The last reported inspection was in January 2025.

How much traffic does Bruella RD over Mokelumne River carry?

About 1,205 vehicles per day (2017 count), of which roughly 12% are trucks.

How long is Bruella RD over Mokelumne River?

The structure is 675 ft (205.6 m) long with a longest span of 70 ft (21.3 m) and a deck 29 ft wide.

Who owns Bruella RD over Mokelumne River?

It is owned by the County Highway Agency.