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 July 20, 2026 at 5:23 PM. 2 parties involved, 1 injury.

1 injured. Primary factor: VC 22350 UNSAFE SPEED:PREVAIL COND. Near PATHFINDER ROAD.

Road

Area

Diamond Bar

Address

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Started

Jul 20, 10:23 AM

Last Updated

1 week ago

Jul 20, 10:23 AM

Resolved

Jul 20, 10:23 AM

Coordinates

33.9790, -117.8417

Involved Parties 2 partys

Driver At Fault Male age 42

Vehicle

HOND ACCORD

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Driver Female age 43

Vehicle

KIA K4

Direction

Speed Limit

65 mph

Movement

Stopped

Sobriety

Had Not Been Drinking

Injuries 1 person

Driver F age 43

Possible Injury

Source: ccrs · ID ccrs-5255668 First seen Jul 20, 2026 10:23 AM