US Bridges

State Route 20 over Dry Creek

Good

Yuba County, California · 03-YUB-020-13.90 · Structure no. 16 0053

Built
2022
3 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
342 ft
3 main spans
Daily traffic
7,800
2009 count
Owner
State
State Highway Agency

About this bridge

State Route 20 over Dry Creek is a prestressed concrete continuous box beam or girders - multiple carrying State Route 20 over Dry Creek in Yuba County, California. It was built in 2022, so it is 3 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 7,800 vehicles a day, roughly 6% of them trucks, projected to reach 13,568 by 2045. The structure is 342 ft (104.3 m) long and 65 ft wide. If it were closed, the detour would be 14.3 mi (23 km).

CarriesState Route 20
CrossesDry Creek
Location03-YUB-020-13.90
RouteState Highway 20
Coordinates39.23004, -121.4009
Functional classRural Principal Arterial - Other

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 protection7 GoodSome minor problems.
Last inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadGreater than HL 93
Structure length342 ft (104.3 m)
Longest span135 ft (41.2 m)
Deck width65 ft (19.8 m)
Roadway width52 ft (15.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic7,800 (2009)
Projected traffic13,568 by 2045
Trucks6%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed14.3 mi (23 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 20 over Dry Creek built?

It was built in 2022, making it 3 years old in 2025.

What condition is State Route 20 over Dry Creek 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 September 2023.

How much traffic does State Route 20 over Dry Creek carry?

About 7,800 vehicles per day (2009 count), of which roughly 6% are trucks.

How long is State Route 20 over Dry Creek?

The structure is 342 ft (104.3 m) long with a longest span of 135 ft (41.2 m) and a deck 65 ft wide.

Who owns State Route 20 over Dry Creek?

It is owned by the State Highway Agency.