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 September 17, 2026 at 3:39 PM. 2 parties involved, 1 injury.

1 injured. Primary factor: VC 22350 UNSAFE SPEED FOR PREVAILING CONDITIONS. Near DIAMOND BAR BLVD..

Road

Area

Diamond Bar

Address

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Started

Sep 17, 8:39 AM

Last Updated

1 month, 1 week ago

Sep 17, 8:39 AM

Resolved

Sep 17, 8:39 AM

Coordinates

33.9693, -117.8481

Involved Parties 2 partys

Driver At Fault Male age 29

Vehicle

TOYT TUNDRA

Direction

Speed Limit

65 mph

Movement

Changing Lanes

Sobriety

Had Not Been Drinking

Driver Male age 25

Vehicle

TOYT COROLLA

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Injuries 1 person

Driver M age 25

Possible Injury

Source: ccrs · ID ccrs-5323489 First seen Sep 17, 2026 8:39 AM