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Geocomposite for landfill’s groundwater drainage layer
February 1st, 2016
Background Dubuque Landfill Cell 9, Phase 2, is located in Dubuque, Iowa. The original liner system (from bottom up) consisted of 1ft (30cm) groundwater collection layer, 8oz/sy (270g/m²) separation geotextile, 1ft (30cm) earth barrier layer, 2ft (60cm) compacted clay layer, 60mil (1.5mm) high-density polyethylene (HDPE) liner, 8 oz/sy (270 g/m²) protection geotextile, and 1ft (30cm) […]