Accident Low Severity Resolved

Traffic collision, rear-end on SR-57 N/B (ORANGE FWY)

A minor accident was reported on SR-57 N/B (ORANGE FWY) near Diamond Bar on September 21, 2025 at 4:15 AM. 2 parties involved.

Primary factor: VC 21658(A) UNSAFE LANE CHANGE/ETC. Near SUNSET CROSSING ROAD.

Road

Area

Diamond Bar

Address

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Started

Sep 20, 9:15 PM

Last Updated

1 year, 1 month ago

Sep 20, 9:15 PM

Resolved

Sep 20, 9:15 PM

Coordinates

34.0321, -117.8094

Involved Parties 2 partys

Driver At Fault Male age 19

Vehicle

BMW 430I

Direction

Speed Limit

65 mph

Movement

Changing Lanes

Sobriety

Had Not Been Drinking

Driver Male age 27

Vehicle

FRHT TRUCK TRACTOR- DIESEL

Direction

Speed Limit

55 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Source: ccrs · ID ccrs-4872834 First seen Sep 20, 2025 9:15 PM