Void-maintaining synthetic drainable base courses in landfills and other large structures, and methods for controlling the flow and evacuation of fluids from landifills

摘要

Numerous embodiments of one or more layers of void-maintaining synthetic drainable base courses ("VMSDBC's") are provided as incorporated into landfills and other waste containment facilities. Key advantages of landfills and methods according to the invention include a substantial decrease in the necessity for conventional gravel and sand layers, and an increase in the effective volume of a landfill or similar facility. Moreover, the invention decreases the cost attendant to locating, transporting, and forming conventional rock, sand and gravel materials into discreet layers.