There is an old adage about excrement and elevation that applies here but I will instead answer your question in the form of an entry from the OSHA compiled lis

There is an old adage about excrement and elevation that applies here but I will instead answer your question in the form of an entry from the OSHA compiled list of workplace related deaths... FY 2010,10/02/09,09/25/09,"Tyson Foods - River Valley Animal Foods, Scranton, AR 72863","Decedent was dumping a load of offal from a tractor trailer. He was in the process of dumping offal into a bin when the tailgate malfunctioned. Decedent was freeing the tailgate, it released, and the load swept the decedent into the offal bin. Decedent drowned in the bin."