US Bridges

Embarcadero over Lake Merritt Channel

Good

Alameda County, California · East of Oak Street · Structure no. 33C0489

Built
2019
6 years old
Condition
Good
inspected November 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
535 ft
4 main spans
Daily traffic
8,000
2024 count
Owner
City
City or Municipal Highway Agency

About this bridge

Embarcadero over Lake Merritt Channel is a prestressed concrete continuous box beam or girders - multiple carrying Embarcadero over Lake Merritt Channel in Alameda County, California. It was built in 2019, so it is 6 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 8,000 vehicles a day, roughly 10% of them trucks, projected to reach 10,400 by 2044. The structure is 535 ft (163.1 m) long and 59 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesEmbarcadero
CrossesLake Merritt Channel
LocationEast of Oak Street
RouteCity Street 0
Coordinates37.79106, -122.26468
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.
Substructure8 Very GoodNo problems noted.
Channel and channel protection7 GoodSome minor problems.
Last inspectionNovember 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourFoundations stable; scour above top of footing
Structural evaluation7: Better than present minimum criteria
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 rating59.6 US tons
Inventory rating35.7 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans4 (+2 approach)
Design loadHS 20 + Mod
Structure length535 ft (163.1 m)
Longest span175 ft (53.3 m)
Deck width59 ft (18.1 m)
Roadway width36 ft (11 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic8,000 (2024)
Projected traffic10,400 by 2044
Trucks10%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesWaterway
Detour if closed1.2 mi (2 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 Embarcadero over Lake Merritt Channel built?

It was built in 2019, making it 6 years old in 2025.

What condition is Embarcadero over Lake Merritt Channel 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 November 2024.

How much traffic does Embarcadero over Lake Merritt Channel carry?

About 8,000 vehicles per day (2024 count), of which roughly 10% are trucks.

How long is Embarcadero over Lake Merritt Channel?

The structure is 535 ft (163.1 m) long with a longest span of 175 ft (53.3 m) and a deck 59 ft wide.

Who owns Embarcadero over Lake Merritt Channel?

It is owned by the City or Municipal Highway Agency.