US Bridges

COLORADO-E210 on over Michillinda Avenue

Good

Los Angeles County, California · 07-LA-210-R29.80-ADA · Structure no. 53 1956S

Built
1971
54 years old
Condition
Good
inspected May 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
159 ft
4 main spans
Daily traffic
4,100
2015 count
Owner
State
State Highway Agency

About this bridge

COLORADO-E210 on over Michillinda Avenue is a concrete continuous box beam or girders - multiple carrying COLORADO-E210 on over Michillinda Avenue in Los Angeles County, California. It was built in 1971, so it is 54 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 4,100 vehicles a day, roughly 2% of them trucks, projected to reach 4,328 by 2042. The structure is 159 ft (48.5 m) long and 34 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesCOLORADO-E210 on
CrossesMichillinda Avenue
Location07-LA-210-R29.80-ADA
RouteInterstate 210
Coordinates34.14831, -118.06806
Functional classUrban Principal Arterial - Interstate

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.
Last inspectionMay 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation6: Equal to present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment8: Equal to present desirable criteria
Operating rating37.1 US tons
Inventory rating28.5 US tons

Structure

MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length159 ft (48.5 m)
Longest span51 ft (15.5 m)
Deck width34 ft (10.4 m)
Roadway width32 ft (9.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic4,100 (2015)
Projected traffic4,328 by 2042
Trucks2%
Lanes on structure2
Traffic directionOne-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 COLORADO-E210 on over Michillinda Avenue built?

It was built in 1971, making it 54 years old in 2025.

What condition is COLORADO-E210 on over Michillinda Avenue 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 May 2023.

How much traffic does COLORADO-E210 on over Michillinda Avenue carry?

About 4,100 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is COLORADO-E210 on over Michillinda Avenue?

The structure is 159 ft (48.5 m) long with a longest span of 51 ft (15.5 m) and a deck 34 ft wide.

Who owns COLORADO-E210 on over Michillinda Avenue?

It is owned by the State Highway Agency.