US Bridges

Loveridge Road over Contra Costa Canal

Good

Contra Costa County, California · 0.2 MI N Buchanan RD · Structure no. 28C0285

Built
1970
55 years old
Condition
Good
inspected January 2025
Type
Slab
Concrete
Length
37 ft
1 main span
Daily traffic
1,500
1998 count
Owner
City
City or Municipal Highway Agency

About this bridge

Loveridge Road over Contra Costa Canal is a concrete slab carrying Loveridge Road over Contra Costa Canal in Contra Costa County, California. It was built in 1970, so it is 55 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 1,500 vehicles a day, roughly 5% of them trucks, projected to reach 2,195 by 2043. The structure is 37 ft (11.3 m) long and 94 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

CarriesLoveridge Road
CrossesContra Costa Canal
Location0.2 MI N Buchanan RD
RouteCity Street 0
Coordinates38.00017, -121.8738
Functional classUrban Minor Arterial

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 inspectionJanuary 2025
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
Deck geometry9: Superior to present desirable criteria
Waterway adequacy9: Superior to present desirable criteria
Approach roadway alignment6: Equal to present minimum criteria
Operating rating82.9 US tons
Inventory rating49.6 US tons

Structure

Structure typeSlab
MaterialConcrete
DeckConcrete, cast-in-place
Main spans1
Design loadHS 20
Structure length37 ft (11.3 m)
Longest span35 ft (10.7 m)
Deck width94 ft (28.5 m)
Roadway width80 ft (24.5 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic1,500 (1998)
Projected traffic2,195 by 2043
Trucks5%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.9 mi (3 km)
TollOn a free road
National Highway SystemNo

Ownership and planned work

OwnerCity or Municipal Highway Agency
Maintained byCity or Municipal 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 Loveridge Road over Contra Costa Canal built?

It was built in 1970, making it 55 years old in 2025.

What condition is Loveridge Road over Contra Costa 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 January 2025.

How much traffic does Loveridge Road over Contra Costa Canal carry?

About 1,500 vehicles per day (1998 count), of which roughly 5% are trucks.

How long is Loveridge Road over Contra Costa Canal?

The structure is 37 ft (11.3 m) long with a longest span of 35 ft (10.7 m) and a deck 94 ft wide.

Who owns Loveridge Road over Contra Costa Canal?

It is owned by the City or Municipal Highway Agency.