Accident Moderate Severity Resolved

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

A injury accident was reported on SR-57 N/B (ORANGE FWY) near Diamond Bar on October 11, 2025 at 6:45 PM. 2 parties involved, 1 injury.

1 injured. Primary factor: VC 22107 UNSAFE TURNING MOVEMENT. Near SR-60 E/B (POMONA FWY).

Road

Area

Diamond Bar

Address

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Started

Oct 11, 11:45 AM

Last Updated

7 months, 1 week ago

Oct 11, 11:45 AM

Resolved

Oct 11, 11:45 AM

Coordinates

33.9941, -117.8416

Involved Parties 2 partys

Driver At Fault Male age 51

Vehicle

HD SOFTAIL

Direction

Speed Limit

65 mph

Movement

Other

Sobriety

Had Not Been Drinking

Driver Male age 35

Vehicle

FORD MAVERICK

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Injuries 3 persons

Driver M age 51

Suspect Serious

Occupant M age 34 · PassengerMiddleRight

Unknown

Occupant F age 37 · PassengerFrontRight

Unknown

Source: ccrs · ID ccrs-4906324 First seen Oct 11, 2025 11:45 AM