Directly on top of the clay liner is the first layer of 60mil HDPE liner. Two layers of geonet and the second layer of 60mil HDPE are installed. The leachate collection system, which consists of perforated pipe and a drainage medium is installed on top of the liner, and then covered with geonet and filter cloth. The Class III landfill is located on the northern end of the landfill footprint. The Class III accepts non-putrescible wastes otherwise known as trash.
Typical items consist of furniture, roofing materials, and carpet.
There are a variety of items that are prohibited from disposal in the Class III, such as tires, vegetation, and appliances. Landfill operations has a program in place to recover many of these items, and transport them to one of the facilities on site for recycling or alternate disposal. After sufficient waste has been disposed of in a cell, gas wells are installed to extract the gases that result from decomposition. These gases are collected with a vacuum system that carries the gas to a flare, where it is burned. To view this document you must have Adobe's free Acrobat Reader loaded as a plug-in.