US Bridges

Brewer Road over Markham Ravine

Good

Placer County, California · 0.6 MI S of Nicolaus Road · Structure no. 19C0248

Built
2013
12 years old
Condition
Good
inspected March 2021
Type
Slab
Prestressed Concrete
Length
43 ft
1 main span
Daily traffic
471
2007 count
Owner
County
County Highway Agency

About this bridge

Brewer Road over Markham Ravine is a prestressed concrete slab carrying Brewer Road over Markham Ravine in Placer County, California. It was built in 2013, so it is 12 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 471 vehicles a day, roughly 1% of them trucks, projected to reach 4,391 by 2043. The structure is 43 ft (13.1 m) long and 35 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

Location

Open in Google Maps
CarriesBrewer Road
CrossesMarkham Ravine
Location0.6 MI S of Nicolaus Road
RouteCounty Highway 0
CountyPlacer County
StateCalifornia
Coordinates38.88861, -121.45171
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
Deck7 GoodSome minor problems.
Superstructure7 GoodSome minor problems.
Substructure7 GoodSome minor problems.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionMarch 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum 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

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHL 93
Structure length43 ft (13.1 m)
Longest span35 ft (10.7 m)
Deck width35 ft (10.8 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic471 (2007)
Projected traffic4,391 by 2043
Trucks1%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed6.8 mi (11 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 Brewer Road over Markham Ravine built?

It was built in 2013, making it 12 years old in 2025.

What condition is Brewer Road over Markham Ravine 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 March 2021.

How much traffic does Brewer Road over Markham Ravine carry?

About 471 vehicles per day (2007 count), of which roughly 1% are trucks.

How long is Brewer Road over Markham Ravine?

The structure is 43 ft (13.1 m) long with a longest span of 35 ft (10.7 m) and a deck 35 ft wide.

Who owns Brewer Road over Markham Ravine?

It is owned by the County Highway Agency.