US Bridges

Dublin Blvd over Alamo Canal

Good

Alameda County, California · 0.1 MI E/O Clark ST · Structure no. 33C0043

Built
1965
60 years old, rebuilt 2000
Condition
Good
inspected October 2021
Type
Slab
Concrete Continuous
Length
114 ft
4 main spans
Daily traffic
29,440
2014 count
Owner
City
City or Municipal Highway Agency

About this bridge

Dublin Blvd over Alamo Canal is a concrete continuous slab carrying Dublin Blvd over Alamo Canal in Alameda County, California. It was built in 1965 and reconstructed in 2000, so it is 60 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 29,440 vehicles a day, roughly 2% of them trucks, projected to reach 28,655 by 2043. The structure is 114 ft (34.7 m) long and 108 ft wide. If it were closed, the detour would be 3.7 mi (6 km).

CarriesDublin Blvd
CrossesAlamo Canal
Location0.1 MI E/O Clark ST
RouteCity Street 0
Coordinates37.70492, -121.91869
Functional classUrban Other Principal 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 protection6 SatisfactoryStructural elements show some minor deterioration.
Last inspectionOctober 2021
Inspection intervalevery 48 months
Operating statusOpen, no restriction
ScourFoundations stable; scour within limits of footing or piles
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Waterway adequacy8: Equal to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating75.7 US tons
Inventory rating45.7 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadH 20
Structure length114 ft (34.7 m)
Longest span32 ft (9.8 m)
Deck width108 ft (32.9 m)
Roadway width76 ft (23.2 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic29,440 (2014)
Projected traffic28,655 by 2043
Trucks2%
Lanes on structure6
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed3.7 mi (6 km)
TollOn a free road
National Highway SystemYes

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—
NavigationNo navigation control on waterway

Frequently asked questions

When was Dublin Blvd over Alamo Canal built?

It was built in 1965, making it 60 years old in 2025. It was reconstructed in 2000.

What condition is Dublin Blvd over Alamo 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 2021.

How much traffic does Dublin Blvd over Alamo Canal carry?

About 29,440 vehicles per day (2014 count), of which roughly 2% are trucks.

How long is Dublin Blvd over Alamo Canal?

The structure is 114 ft (34.7 m) long with a longest span of 32 ft (9.8 m) and a deck 108 ft wide.

Who owns Dublin Blvd over Alamo Canal?

It is owned by the City or Municipal Highway Agency.