US Bridges

South Fork RD over S Fork Stanislaus River

Good

Tuolumne County, California · 3.3 MI NW Confidence S Fk · Structure no. 32C0029

Built
1999
26 years old
Condition
Good
inspected May 2022
Type
Slab
Concrete Continuous
Length
86 ft
3 main spans
Daily traffic
365
2009 count
Owner
County
County Highway Agency

About this bridge

South Fork RD over S Fork Stanislaus River is a concrete continuous slab carrying South Fork RD over S Fork Stanislaus River in Tuolumne County, California. It was built in 1999, so it is 26 years old, younger 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 365 vehicles a day, roughly 6% of them trucks, projected to reach 1,089 by 2044. The structure is 86 ft (26.1 m) long and 30 ft wide. If it were closed, the detour would be 47.2 mi (76 km).

CarriesSouth Fork RD
CrossesS Fork Stanislaus River
Location3.3 MI NW Confidence S Fk
RouteCounty Highway 0
Coordinates38.08481, -120.18919
Functional classRural Local

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 protection8 Very GoodNo problems noted.
Last inspectionMay 2022
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length86 ft (26.1 m)
Longest span32 ft (9.8 m)
Deck width30 ft (9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic365 (2009)
Projected traffic1,089 by 2044
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed47.2 mi (76 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 South Fork RD over S Fork Stanislaus River built?

It was built in 1999, making it 26 years old in 2025.

What condition is South Fork RD over S Fork Stanislaus 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 May 2022.

How much traffic does South Fork RD over S Fork Stanislaus River carry?

About 365 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is South Fork RD over S Fork Stanislaus River?

The structure is 86 ft (26.1 m) long with a longest span of 32 ft (9.8 m) and a deck 30 ft wide.

Who owns South Fork RD over S Fork Stanislaus River?

It is owned by the County Highway Agency.