US Bridges

County Road 29 over Salt Creek

Good

Yolo County, California · 2.8 MI W of County RD 88 · Structure no. 22C0181

Built
2014
11 years old
Condition
Good
inspected January 2024
Type
Stringer/Multi-beam or Girder
Concrete
Length
79 ft
1 main span
Daily traffic
150
2014 count
Owner
County
County Highway Agency

About this bridge

County Road 29 over Salt Creek is a concrete stringer/multi-beam or girder carrying County Road 29 over Salt Creek in Yolo County, California. It was built in 2014, so it is 11 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 150 vehicles a day, roughly 2% of them trucks, projected to reach 205 by 2042. The structure is 79 ft (24.1 m) long and 27 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesCounty Road 29
CrossesSalt Creek
Location2.8 MI W of County RD 88
RouteCounty Highway 0
Coordinates38.59801, -122.03782
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 inspectionJanuary 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
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 alignment6: Equal to present minimum criteria
Operating rating46.4 US tons
Inventory rating35.7 US tons

Structure

MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length79 ft (24.1 m)
Longest span74 ft (22.7 m)
Deck width27 ft (8.2 m)
Roadway width24 ft (7.3 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic150 (2014)
Projected traffic205 by 2042
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed123.7 mi (199 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 County Road 29 over Salt Creek built?

It was built in 2014, making it 11 years old in 2025.

What condition is County Road 29 over Salt 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 January 2024.

How much traffic does County Road 29 over Salt Creek carry?

About 150 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is County Road 29 over Salt Creek?

The structure is 79 ft (24.1 m) long with a longest span of 74 ft (22.7 m) and a deck 27 ft wide.

Who owns County Road 29 over Salt Creek?

It is owned by the County Highway Agency.