US Bridges

Dog Bar Road over Bear River Canal

Good

Placer County, California · 0.4 MI N Placer Hills RD · Structure no. 19C0141

Built
1975
50 years old
Condition
Good
inspected October 2024
Type
Slab
Prestressed Concrete
Length
36 ft
1 main span
Daily traffic
1,423
2007 count
Owner
County
County Highway Agency

About this bridge

Dog Bar Road over Bear River Canal is a prestressed concrete slab carrying Dog Bar Road over Bear River Canal in Placer County, California. It was built in 1975, so it is 50 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 1,423 vehicles a day, roughly 4% of them trucks, projected to reach 1,632 by 2042. The structure is 36 ft (11 m) long and 20 ft wide. If it were closed, the detour would be 19.9 mi (32 km).

CarriesDog Bar Road
CrossesBear River Canal
Location0.4 MI N Placer Hills RD
RouteCounty Highway 0
Coordinates39.05858, -121.00012
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection8 Very GoodNo problems noted.
Last inspectionOctober 2024
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry2: Basically intolerable, requiring high priority of replacement
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment2: Basically intolerable, requiring high priority of replacement
Operating rating52.1 US tons
Inventory rating35.7 US tons

Structure

Structure typeSlab
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length36 ft (11 m)
Longest span34 ft (10.4 m)
Deck width20 ft (6.1 m)
Roadway width19 ft (5.9 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,423 (2007)
Projected traffic1,632 by 2042
Trucks4%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway
CrossesWaterway
Detour if closed19.9 mi (32 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCounty Highway Agency
Maintained byCounty Highway Agency
Historic statusHistorical significance not determinable at this time
Work proposedNone recorded
Estimated improvement cost—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dog Bar Road over Bear River Canal built?

It was built in 1975, making it 50 years old in 2025.

What condition is Dog Bar Road over Bear River Canal 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 October 2024.

How much traffic does Dog Bar Road over Bear River Canal carry?

About 1,423 vehicles per day (2007 count), of which roughly 4% are trucks.

How long is Dog Bar Road over Bear River Canal?

The structure is 36 ft (11 m) long with a longest span of 34 ft (10.4 m) and a deck 20 ft wide.

Who owns Dog Bar Road over Bear River Canal?

It is owned by the County Highway Agency.