US Bridges

Maybert Road over Canyon Creek

Good

Nevada County, California · 2.8 MI E of Washington RD · Structure no. 17C0096

Built
2017
8 years old
Condition
Good
inspected August 2024
Type
Truss - Thru
Steel
Length
80 ft
1 main span
Daily traffic
120
2020 count
Owner
County
County Highway Agency

About this bridge

Maybert Road over Canyon Creek is a steel truss - thru carrying Maybert Road over Canyon Creek in Nevada County, California. It was built in 2017, so it is 8 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.

It carries about 120 vehicles a day, roughly 1% of them trucks, projected to reach 153 by 2044. The structure is 80 ft (24.4 m) long and 16 ft wide. If it were closed, the detour would be 123.7 mi (199 km).

CarriesMaybert Road
CrossesCanyon Creek
Location2.8 MI E of Washington RD
RouteCounty Highway 0
Coordinates39.36172, -120.75032
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
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 statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment4: Meets minimum tolerable limits to be left in place as is
Operating rating27.4 US tons
Inventory rating21.1 US tons

Structure

Structure typeTruss - Thru
MaterialSteel
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length80 ft (24.4 m)
Longest span79 ft (24.2 m)
Deck width16 ft (4.9 m)
Roadway width16 ft (4.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic120 (2020)
Projected traffic153 by 2044
Trucks1%
Lanes on structure1
Traffic directionOne-lane bridge for two-way traffic
CarriesHighway and pedestrian
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—
NavigationNot applicable (no waterway)

Frequently asked questions

When was Maybert Road over Canyon Creek built?

It was built in 2017, making it 8 years old in 2025.

What condition is Maybert Road over Canyon 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 Maybert Road over Canyon Creek carry?

About 120 vehicles per day (2020 count), of which roughly 1% are trucks.

How long is Maybert Road over Canyon Creek?

The structure is 80 ft (24.4 m) long with a longest span of 79 ft (24.2 m) and a deck 16 ft wide.

Who owns Maybert Road over Canyon Creek?

It is owned by the County Highway Agency.