According to we had been received the garbage to store in Waste pit at Main & Control Building since October 29, 2015 at 2.00 p.m. We would like to notice that if you had to do your works at Waste pit and Dumping zone, we must to notice to our guards before you do your works in overtimes. There are Methane and others gas which are affect to respiratory system. Moreover, it are inflammable.