US Bridges

E10-N&S164-E10 over SR 164 (rosemead Bl)

Good

Los Angeles County, California · 07-LA-010-26.84-RSMD · Structure no. 53 0010S

Built
1951
74 years old
Condition
Good
inspected February 2025
Type
Slab
Concrete Continuous
Length
193 ft
4 main spans
Daily traffic
16,104
2021 count
Owner
State
State Highway Agency

About this bridge

E10-N&S164-E10 over SR 164 (rosemead Bl) is a concrete continuous slab carrying E10-N&S164-E10 over SR 164 (rosemead Bl) in Los Angeles County, California. It was built in 1951, so it is 74 years old, older 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 16,104 vehicles a day, roughly 2% of them trucks, projected to reach 13,566 by 2047. The structure is 193 ft (58.8 m) long and 35 ft wide. If it were closed, the detour would be 1.2 mi (2 km).

CarriesE10-N&S164-E10
CrossesSR 164 (rosemead Bl)
Location07-LA-010-26.84-RSMD
RouteInterstate 10
Coordinates34.07172, -118.07334
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 inspectionFebruary 2025
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry6: Equal to present minimum criteria
Approach roadway alignment9: Superior to present desirable criteria
Operating rating43.5 US tons
Inventory rating33.6 US tons

Structure

Structure typeSlab
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans4
Design loadHS 20
Structure length193 ft (58.8 m)
Longest span62 ft (18.9 m)
Deck width35 ft (10.8 m)
Roadway width33 ft (10 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic16,104 (2021)
Projected traffic13,566 by 2047
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway and pedestrian
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 E10-N&S164-E10 over SR 164 (rosemead Bl) built?

It was built in 1951, making it 74 years old in 2025.

What condition is E10-N&S164-E10 over SR 164 (rosemead Bl) 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 February 2025.

How much traffic does E10-N&S164-E10 over SR 164 (rosemead Bl) carry?

About 16,104 vehicles per day (2021 count), of which roughly 2% are trucks.

How long is E10-N&S164-E10 over SR 164 (rosemead Bl)?

The structure is 193 ft (58.8 m) long with a longest span of 62 ft (18.9 m) and a deck 35 ft wide.

Who owns E10-N&S164-E10 over SR 164 (rosemead Bl)?

It is owned by the State Highway Agency.