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 15, 2026 at 11:05 AM. 3 parties involved.

Primary factor: VC 22350 UNSAFE SPEED:PREVAIL COND. Near GOLDEN SPRINGS DR.

Road

SR-57 N/B (ORANGE FWY)

Area

Diamond Bar

Address

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Started

Sep 15, 4:05 AM

Last Updated

1 month, 1 week ago

Sep 15, 4:05 AM

Resolved

Sep 15, 4:05 AM

Coordinates

33.9978, -117.8386

Involved Parties 3 partys

Driver At Fault Male age 43

Vehicle

FRHT TRACTOR

Direction

Speed Limit

55 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Female age 63

Vehicle

SUBA FORESTER

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Driver Male age 29

Vehicle

FRHT TRACTOR

Direction

Speed Limit

55 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Source: ccrs · ID ccrs-5320629 First seen Sep 15, 2026 4:05 AM

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