US Bridges

Garden Bar Road over Little Wolf Creek

GoodPosted for load

Nevada County, California · 4.3 MI West of Wolf RD · Structure no. 17C0105

Built
2018
7 years old
Condition
Good
inspected August 2024
Type
Slab
Concrete
Length
49 ft
1 main span
Daily traffic
100
2024 count
Owner
County
County Highway Agency

About this bridge

Garden Bar Road over Little Wolf Creek is a concrete slab carrying Garden Bar Road over Little Wolf Creek in Nevada County, California. It was built in 2018, so it is 7 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 8 out of 9. All primary components (deck, superstructure, substructure, or culvert) are rated 7 or higher. No significant problems were noted. Its operating status is: posted for other load-capacity restriction.

It carries about 100 vehicles a day, roughly 1% of them trucks, projected to reach 115 by 2041. The structure is 49 ft (14.9 m) long and 16 ft wide. If it were closed, the detour would be 0.6 mi (1 km).

CarriesGarden Bar Road
CrossesLittle Wolf Creek
Location4.3 MI West of Wolf RD
RouteCounty Highway 0
Coordinates39.04444, -121.1945
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
Deck8 Very GoodNo problems noted.
Superstructure8 Very GoodNo problems noted.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionAugust 2024
Inspection intervalevery 24 months
Operating statusPosted for other load-capacity restriction
ScourScour evaluation has not been made
Structural evaluation8: Equal to present desirable criteria
Deck geometry7: Better than present minimum criteria
Waterway adequacy6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating59.6 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length49 ft (14.9 m)
Longest span44 ft (13.4 m)
Deck width16 ft (4.8 m)
Roadway width15 ft (4.6 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic100 (2024)
Projected traffic115 by 2041
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed0.6 mi (1 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 Garden Bar Road over Little Wolf Creek built?

It was built in 2018, making it 7 years old in 2025.

What condition is Garden Bar Road over Little Wolf 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 August 2024.

How much traffic does Garden Bar Road over Little Wolf Creek carry?

About 100 vehicles per day (2024 count), of which roughly 1% are trucks.

How long is Garden Bar Road over Little Wolf Creek?

The structure is 49 ft (14.9 m) long with a longest span of 44 ft (13.4 m) and a deck 16 ft wide.

Who owns Garden Bar Road over Little Wolf Creek?

It is owned by the County Highway Agency.