US Bridges

Baseline Road over State Route 210

Fair

Los Angeles County, California · 07-LA-210-R51.85-CLA · Structure no. 53 2877

Built
2001
24 years old
Condition
Fair
inspected January 2025
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
504 ft
3 main spans
Daily traffic
78,000
2015 count
Owner
State
State Highway Agency

About this bridge

Baseline Road over State Route 210 is a prestressed concrete continuous box beam or girders - multiple carrying Baseline Road over State Route 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 78,000 vehicles a day, roughly 2% of them trucks, projected to reach 267,079 by 2042. The structure is 504 ft (153.5 m) long and 98 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesBaseline Road
CrossesState Route 210
Location07-LA-210-R51.85-CLA
RouteCity Street 0
Coordinates34.12146, -117.69741
Functional classUrban Other Principal Arterial

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 geometry7: 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 spans3
Design loadHS 20 + Mod
Structure length504 ft (153.5 m)
Longest span216 ft (65.8 m)
Deck width98 ft (30 m)
Roadway width89 ft (27 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic78,000 (2015)
Projected traffic267,079 by 2042
Trucks2%
Lanes on structure6
Traffic directionTwo-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 Baseline Road over State Route 210 built?

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

What condition is Baseline Road over State Route 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 Road over State Route 210 carry?

About 78,000 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is Baseline Road over State Route 210?

The structure is 504 ft (153.5 m) long with a longest span of 216 ft (65.8 m) and a deck 98 ft wide.

Who owns Baseline Road over State Route 210?

It is owned by the State Highway Agency.