Accident Moderate Severity Resolved

Injury crash — 1 injured, overturned vehicle on SR-57 N/B (ORANGE FWY)

A injury accident was reported on SR-57 N/B (ORANGE FWY) near Diamond Bar on September 10, 2026 at 4:10 PM. 1 party involved, 1 injury.

1 injured. Primary factor: VC 22107 UNSAFE TURNING MOVEMENT. Near DIAMOND BAR BLVD..

Road

Area

Diamond Bar

Address

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Started

Sep 10, 9:10 AM

Last Updated

1 month, 2 weeks ago

Sep 10, 9:10 AM

Resolved

Sep 10, 9:10 AM

Coordinates

33.9680, -117.8492

Involved Parties 1 party

Driver At Fault Male age 24

Vehicle

YAMA R3

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Injuries 1 person

Driver M age 24

Suspect Minor

Source: ccrs · ID ccrs-5332614 First seen Sep 10, 2026 9:10 AM