US Bridges

Baseline RD Ramps over Interstate 210

Fair

Los Angeles County, California · 07-LA-210-R51.94-CLA · Structure no. 53 2879

Built
2001
24 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
296 ft
2 main spans
Daily traffic
5,000
2015 count
Owner
State
State Highway Agency

About this bridge

Baseline RD Ramps over Interstate 210 is a prestressed concrete continuous box beam or girders - multiple carrying Baseline RD Ramps over Interstate 210 in Los Angeles County, California. It was built in 2001, so it is 24 years old, younger 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 6 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 5,000 vehicles a day, roughly 2% of them trucks, projected to reach 7,358 by 2042. The structure is 296 ft (90.1 m) long and 88 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBaseline RD Ramps
CrossesInterstate 210
Location07-LA-210-R51.94-CLA
RouteInterstate 210
Coordinates34.12263, -117.69565
Functional classUrban Principal Arterial - Interstate

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.
Superstructure6 SatisfactoryStructural elements show some minor deterioration.
Substructure7 GoodSome minor problems.
Last inspectionJanuary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry9: Superior to present desirable criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating80.4 US tons
Inventory rating58.2 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20 + Mod
Structure length296 ft (90.1 m)
Longest span152 ft (46.4 m)
Deck width88 ft (26.7 m)
Roadway width82 ft (25 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic5,000 (2015)
Projected traffic7,358 by 2042
Trucks2%
Lanes on structure4
Traffic directionTwo-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemYes
Strategic Highway NetworkInterstate STRAHNET route

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 Baseline RD Ramps over Interstate 210 built?

It was built in 2001, making it 24 years old in 2025.

What condition is Baseline RD Ramps over Interstate 210 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 2025.

How much traffic does Baseline RD Ramps over Interstate 210 carry?

About 5,000 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Baseline RD Ramps over Interstate 210?

The structure is 296 ft (90.1 m) long with a longest span of 152 ft (46.4 m) and a deck 88 ft wide.

Who owns Baseline RD Ramps over Interstate 210?

It is owned by the State Highway Agency.