Accident Moderate Severity Resolved

Injury crash — 2 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 18, 2025 at 11:58 AM. 2 parties involved, 2 injuries.

2 injured. Primary factor: VC 21703. Near PATHFINDER RD.

Road

Area

Diamond Bar

Address

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Started

Jul 18, 4:58 AM

Last Updated

1 year, 3 months ago

Jul 18, 4:58 AM

Resolved

Jul 18, 4:58 AM

Coordinates

33.9777, -117.8420

Involved Parties 2 partys

Driver At Fault Female age 35

Vehicle

AUDI A4

Direction

Speed Limit

65 mph

Movement

Proceeding Straight

Sobriety

Had Not Been Drinking

Driver Male age 55

Vehicle

NISS ALTIMA

Direction

Speed Limit

65 mph

Movement

Slowing/Stopping

Sobriety

Had Not Been Drinking

Injuries 3 persons

Occupant M age 28 · PassengerFrontRight

Unknown

Passenger F age 45 · PassengerFrontRight

Possible Injury

Driver M age 55

Possible Injury

Source: ccrs · ID ccrs-4773038 First seen Jul 18, 2025 4:58 AM