http://wcbstv.com/local/workers.die.queens.2.1064521.html
...Police identified the victims as 49-year-old Shlomo Dahan, his 23-year-old son, Harel Dahan, both of Brooklyn, and 52-year-old Rene Francisco Rivas, of Queens....The workers were hired to clean out a basin intended to catch water and waste from the transfer station, where garbage is sorted for recycling. The entrance to the basin is through a manhole 3 feet wide and 18 feet long. It isn't clear how far they got down before they fell....