US Bridges

State Route 24 EB over E24-ML King Jr Off Ramp

Fair

Alameda County, California · 04-ALA-024-R2.59-OAK · Structure no. 33 0365R

Built
1970
55 years old
Condition
Fair
inspected January 2024
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
139 ft
3 main spans
Daily traffic
75,500
2012 count
Owner
State
State Highway Agency

About this bridge

State Route 24 EB over E24-ML King Jr Off Ramp is a concrete continuous box beam or girders - multiple carrying State Route 24 EB over E24-ML King Jr Off Ramp in Alameda 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 fair condition with a lowest component rating of 5 out of 9. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

It carries about 75,500 vehicles a day, roughly 3% of them trucks, projected to reach 97,226 by 2044. The structure is 139 ft (42.4 m) long and 69 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesState Route 24 EB
CrossesE24-ML King Jr Off Ramp
Location04-ALA-024-R2.59-OAK
RouteState Highway 24
Coordinates37.83449, -122.26557
Functional classUrban Principal Arterial - Other Freeway or Expressway

Condition and inspection

Fair

The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound.

ComponentRatingMeaning
Deck7 GoodSome minor problems.
Superstructure5 FairAll primary structural elements are sound but may have minor section loss, cracking, spalling or scour.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2024
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation5: Somewhat better than minimum adequacy to tolerate being left in place as is
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating90.7 US tons
Inventory rating54.2 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans3
Design loadHS 20 + Mod
Structure length139 ft (42.4 m)
Longest span62 ft (18.9 m)
Deck width69 ft (21 m)
Roadway width67 ft (20.4 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic75,500 (2012)
Projected traffic97,226 by 2044
Trucks3%
Lanes on structure4
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes

Ownership and planned work

OwnerState Highway Agency
Maintained byState 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 State Route 24 EB over E24-ML King Jr Off Ramp built?

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

What condition is State Route 24 EB over E24-ML King Jr Off Ramp in?

The National Bridge Inventory rates it in fair condition. The lowest-rated primary component is rated 5 or 6. Minor deterioration is present but the structure is sound. The last reported inspection was in January 2024.

How much traffic does State Route 24 EB over E24-ML King Jr Off Ramp carry?

About 75,500 vehicles per day (2012 count), of which roughly 3% are trucks.

How long is State Route 24 EB over E24-ML King Jr Off Ramp?

The structure is 139 ft (42.4 m) long with a longest span of 62 ft (18.9 m) and a deck 69 ft wide.

Who owns State Route 24 EB over E24-ML King Jr Off Ramp?

It is owned by the State Highway Agency.