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WMU FU-06 November 2006 <br /> Forward Landfill Project No.021605.07 <br /> ® 5:1 SIDESLOPES <br /> ® 1-foot thick protective operations layer (to be placed during <br /> operations); <br /> • Geocomposite drainage material; <br /> • 60-mil thick single-sided textured HDPE geomembrane; <br /> • Geosynthetic clay liner (GCL); and <br /> • Approximately 5-feet of engineered fill over existing Austin <br /> Road Landfill. <br /> 2.2 Project Construction Summary <br /> Earthwork construction of the 5:1 slope area of WMU FU-06 commenced in mid <br /> May 2006 and was essentially completed by June 8, 2006. Geosynthetics <br /> installation"on the 5:1 slope area started on August 29, 2006, with deployment of <br /> GCL, geocomposite and 60-mil single-side textured HDPE liner, and was completed <br /> on September 1, 2006. <br /> ® Earthwork in the Southern Portion of WMU FU-06 was started the first week of <br /> June 2006 and was surveyed at finished grade on August 10, 2006. Installation of <br /> geosynthetics was started on August 25, 2006, with deployment of GCL, 60-mil <br /> single and double-sided textured HDPE and 12 oz. cushion geotextile, and was <br /> completed on September 16, 2006. Placement of LCRS gravel, installation of the <br /> LCRS pipes and coarse gravel, deployment of 8 oz. filter geotextile and placement of <br /> the operations layer soils began on September 18, 2006 and was completed for leak <br /> testing on October 4, 2006. <br /> Vector Engineering, Inc. • 143E Spring Hill Drive•Grass Valley,CA 95945•(530)272-2448 <br /> -3- <br />