US Bridges

Dowd Road over South Sutter Canal

Good

Placer County, California · 1.4 MI E Sutter CO Line · Structure no. 19C0078

Built
1960
65 years old
Condition
Good
inspected April 2023
Type
Tee Beam
Prestressed Concrete
Length
41 ft
1 main span
Daily traffic
2,060
2002 count
Owner
County
County Highway Agency

About this bridge

Dowd Road over South Sutter Canal is a prestressed concrete tee beam carrying Dowd Road over South Sutter Canal in Placer County, California. It was built in 1960, so it is 65 years old, older 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 2,060 vehicles a day, roughly 3% of them trucks, projected to reach 3,331 by 2045. The structure is 41 ft (12.5 m) long and 29 ft wide. If it were closed, the detour would be 6.8 mi (11 km).

CarriesDowd Road
CrossesSouth Sutter Canal
Location1.4 MI E Sutter CO Line
RouteCounty Highway 0
Coordinates38.97733, -121.38682
Functional classRural Major 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 protection7 GoodSome minor problems.
Last inspectionApril 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy7: Better than present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating35.1 US tons
Inventory rating21.1 US tons

Structure

Structure typeTee Beam
MaterialPrestressed Concrete
DeckConcrete, cast-in-place
Main spans1
Design loadUnknown
Structure length41 ft (12.5 m)
Longest span38 ft (11.6 m)
Deck width29 ft (8.9 m)
Roadway width28 ft (8.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic2,060 (2002)
Projected traffic3,331 by 2045
Trucks3%
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 Dowd Road over South Sutter Canal built?

It was built in 1960, making it 65 years old in 2025.

What condition is Dowd Road over South Sutter 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 April 2023.

How much traffic does Dowd Road over South Sutter Canal carry?

About 2,060 vehicles per day (2002 count), of which roughly 3% are trucks.

How long is Dowd Road over South Sutter Canal?

The structure is 41 ft (12.5 m) long with a longest span of 38 ft (11.6 m) and a deck 29 ft wide.

Who owns Dowd Road over South Sutter Canal?

It is owned by the County Highway Agency.