US Bridges

Spring Valley Road over Browns Valley Ditch

Good

Yuba County, California · 2 MI E of SR 20 · Structure no. 16C0109

Built
2015
10 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete
Length
32 ft
1 main span
Daily traffic
400
2016 count
Owner
County
County Highway Agency

About this bridge

Spring Valley Road over Browns Valley Ditch is a concrete slab carrying Spring Valley Road over Browns Valley Ditch in Yuba County, California. It was built in 2015, so it is 10 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 400 vehicles a day, roughly 5% of them trucks, projected to reach 522 by 2046. The structure is 32 ft (9.8 m) long and 35 ft wide. If it were closed, the detour would be 11.2 mi (18 km).

CarriesSpring Valley Road
CrossesBrowns Valley Ditch
Location2 MI E of SR 20
RouteCounty Highway 0
Coordinates39.24436, -121.44367
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Last inspectionAugust 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 rating46.4 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length32 ft (9.8 m)
Longest span32 ft (9.8 m)
Deck width35 ft (10.6 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic400 (2016)
Projected traffic522 by 2046
Trucks5%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Spring Valley Road over Browns Valley Ditch built?

It was built in 2015, making it 10 years old in 2025.

What condition is Spring Valley Road over Browns Valley Ditch 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 August 2024.

How much traffic does Spring Valley Road over Browns Valley Ditch carry?

About 400 vehicles per day (2016 count), of which roughly 5% are trucks.

How long is Spring Valley Road over Browns Valley Ditch?

The structure is 32 ft (9.8 m) long with a longest span of 32 ft (9.8 m) and a deck 35 ft wide.

Who owns Spring Valley Road over Browns Valley Ditch?

It is owned by the County Highway Agency.