Accident Moderate Severity Resolved

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

A injury accident was reported on SR-57 S/B (ORANGE FWY) near Diamond Bar on February 12, 2026 at 10:40 AM. 2 parties involved, 1 injury.

1 injured. Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near SUNSET CROSSING.

Road

Area

Diamond Bar

Address

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Started

Feb 12, 2:40 AM

Last Updated

3 months, 1 week ago

Feb 12, 2:40 AM

Resolved

Feb 12, 2:40 AM

Coordinates

34.0340, -117.8083

Involved Parties 2 partys

Driver At Fault Male age 35

Vehicle

RAM 2500

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Female age 50

Vehicle

KIA SPORTAGE

Direction

Speed Limit

65 mph

Movement

Stopped

Sobriety

Had Not Been Drinking

Injuries 1 person

Driver F age 50

Possible Injury

Source: ccrs · ID ccrs-5056577 First seen Feb 12, 2026 2:40 AM