US Bridges

Rosemont Ave over Route 210

Good

Los Angeles County, California · 07-LA-210-R17.72 · Structure no. 53 2283

Built
1972
53 years old
Condition
Good
inspected July 2024
Type
Box Beam or Girders - Multiple
Prestressed Concrete Continuous
Length
355 ft
2 main spans
Daily traffic
3,500
2017 count
Owner
State
State Highway Agency

About this bridge

Rosemont Ave over Route 210 is a prestressed concrete continuous box beam or girders - multiple carrying Rosemont Ave over Route 210 in Los Angeles County, California. It was built in 1972, so it is 53 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 3,500 vehicles a day, roughly 2% of them trucks, projected to reach 4,704 by 2041. The structure is 355 ft (108.2 m) long and 58 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesRosemont Ave
CrossesRoute 210
Location07-LA-210-R17.72
RouteCity Street 0
Coordinates34.21648, -118.23527
Functional classUrban Local

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 inspectionJuly 2024
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 rating39.2 US tons
Inventory rating27.9 US tons

Structure

MaterialPrestressed Concrete Continuous
DeckConcrete, cast-in-place
Main spans2
Design loadHS 20
Structure length355 ft (108.2 m)
Longest span194 ft (59.1 m)
Deck width58 ft (17.7 m)
Roadway width42 ft (12.8 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,500 (2017)
Projected traffic4,704 by 2041
Trucks2%
Lanes on structure2
Traffic directionTwo-way traffic
CarriesHighway and pedestrian
CrossesHighway
Detour if closed1.2 mi (2 km)
TollOn a free road
National Highway SystemNo

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 Rosemont Ave over Route 210 built?

It was built in 1972, making it 53 years old in 2025.

What condition is Rosemont Ave over Route 210 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 July 2024.

How much traffic does Rosemont Ave over Route 210 carry?

About 3,500 vehicles per day (2017 count), of which roughly 2% are trucks.

How long is Rosemont Ave over Route 210?

The structure is 355 ft (108.2 m) long with a longest span of 194 ft (59.1 m) and a deck 58 ft wide.

Who owns Rosemont Ave over Route 210?

It is owned by the State Highway Agency.