A 50-year-old worker died on Monday after being struck by a reversing garbage truck at the North East New Territories Landfill in Ta Kwu Ling.
The accident happened at about 2pm on Christmas Day.
The worker was said to be caught between the bottom of the vehicle and a stone bridge at the site, before his colleagues discovered the accident and alerted the police as well as medical staff.
The injured worker was taken unconscious to the North District Hospital for treatment, but was pronounced dead at about 3pm.
Police are investigating the cause of the accident.