US Bridges

E134-RIVERSIDE Off over US 101 NB & SR 170

Good

Los Angeles County, California · 07-LA-134-0.01-LA · Structure no. 53 1493S

Built
1959
66 years old
Condition
Good
inspected September 2023
Type
Box Beam or Girders - Multiple
Concrete Continuous
Length
703 ft
7 main spans
Daily traffic
3,050
2015 count
Owner
State
State Highway Agency

About this bridge

E134-RIVERSIDE Off over US 101 NB & SR 170 is a concrete continuous box beam or girders - multiple carrying E134-RIVERSIDE Off over US 101 NB & SR 170 in Los Angeles County, California. It was built in 1959, so it is 66 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 3,050 vehicles a day, roughly 2% of them trucks, projected to reach 3,110 by 2040. The structure is 703 ft (214.2 m) long and 32 ft wide. If it were closed, the detour would be 1.9 mi (3 km).

Location

Open in Google Maps
CarriesE134-RIVERSIDE Off
CrossesUS 101 NB & SR 170
Location07-LA-134-0.01-LA
RouteState Highway 134
CountyLos Angeles County
StateCalifornia
Coordinates34.15311, -118.37688
Functional classUrban Principal Arterial - Other Freeway or Expressway

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 inspectionSeptember 2023
Inspection intervalevery 24 months
Operating statusOpen, no restriction
ScourBridge not over waterway
Structural evaluation7: Better than present minimum criteria
Deck geometry4: Meets minimum tolerable limits to be left in place as is
Approach roadway alignment8: Equal to present desirable criteria
Operating rating88.2 US tons
Inventory rating53.2 US tons

Structure

Structure typeBox Beam or Girders - Multiple
MaterialConcrete Continuous
DeckConcrete, cast-in-place
Main spans7
Design loadHS 20
Structure length703 ft (214.2 m)
Longest span133 ft (40.4 m)
Deck width32 ft (9.7 m)
Roadway width29 ft (8.7 m)
Vertical clearance over deckUnrestricted

Traffic and service

Average daily traffic3,050 (2015)
Projected traffic3,110 by 2040
Trucks2%
Lanes on structure2
Traffic directionOne-way traffic
CarriesHighway
CrossesHighway
Detour if closed1.9 mi (3 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 E134-RIVERSIDE Off over US 101 NB & SR 170 built?

It was built in 1959, making it 66 years old in 2025.

What condition is E134-RIVERSIDE Off over US 101 NB & SR 170 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 September 2023.

How much traffic does E134-RIVERSIDE Off over US 101 NB & SR 170 carry?

About 3,050 vehicles per day (2015 count), of which roughly 2% are trucks.

How long is E134-RIVERSIDE Off over US 101 NB & SR 170?

The structure is 703 ft (214.2 m) long with a longest span of 133 ft (40.4 m) and a deck 32 ft wide.

Who owns E134-RIVERSIDE Off over US 101 NB & SR 170?

It is owned by the State Highway Agency.