Accident Moderate Severity Resolved

Injury crash — 2 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 May 22, 2026 at 4:00 PM. 2 parties involved, 2 injuries.

2 injured. Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near SR-60 (POMONA FWY).

Road

Area

Diamond Bar

Address

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Started

May 22, 9:00 AM

Last Updated

2 months ago

May 22, 9:00 AM

Resolved

May 22, 9:00 AM

Coordinates

33.9978, -117.8387

Involved Parties 2 partys

Driver Male age 37

Vehicle

TSMR Y

Direction

Speed Limit

65 mph

Movement

Changing Lanes

Sobriety

Had Not Been Drinking

Driver At Fault Male age 24

Vehicle

HOND CBR900RR

Direction

Speed Limit

65 mph

Movement

Lane Splitting

Sobriety

Had Not Been Drinking

Injuries 2 persons

Driver M age 37

Possible Injury

Driver M age 24

Suspect Serious

Source: ccrs · ID ccrs-5212643 First seen May 22, 2026 9:00 AM