2018-09-11_REPORT - M1980244 (2)

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illthk C oftnow"WAV la NCO 0; ENVIRONMENTAL CORPORATION Roberto Fernandez Pipe Technician/Liner Technician Certified Welding Technician: CWT123115 Roberto has over 8 years of experience as a Pipe Technician, he works with small diameter applications from %2" CTS to 6" DIPS and understands the theory of fusion and how to properly fuse small diameter pipes and fittings. He is also experienced with 28, 250, 412, 618 and 500 series machines that are used for fusing pipes from 2" IPS to 20" OD and HDPE pipe from 8" IPS to 65" OD and is experienced in operating some of the largest fusion machines. Roberto also knows how to properly analyze and document fusion joints using the latest technology. Roberto is experienced in the installation and fusing of various synthetic liners and components. He is qualified to set up and operate the following machines: vacuum box, hand-held hot air welder, and sewing machine. As part of his continued training; he is permitted to operate the wedge welder, extrusion welder, and air pressure testing equipment under the direct supervision of a COMANCO Superintendent, Master Seamer or Quality Control Technician. Roberto has been trained and is familiar with all safety procedures currently utilized. Most Recent Job History: Georgia Pacific SRM Cells 2 and 3 Closure: Closure of paper mill sludge cells 2 and 3 - combined the two sludge cells covered approximately 62-acres. Final cover consisted of 12" clay to achieve final design grades and help with slope stability, covered by a geomembrane/Closure Turf System. Work consisted of initial site prep, general earthwork including final surface grading, gravel roadway surface, anchor trench, perimeter cutoff trench, the installation of a leachate collection system including leachate drainage trench and piping, 6" Diameter HDPE SDR 17 leachate force main piping, force main junction manhole, leachate sump improvements, leachate drainage pump manholes, the installation of a gas collection system including gas lateral piping, gas header piping and wellhead connections, the installation of a storm water management system including a perimeter diversion berm, culvert pipe installation, culvert inlet headwalls, concrete energy dissipators, riprap outlet protection, renovation of existing detention pond and site restoration and seeding. The installation of a Closure Turf Cover including Geocomposite gas collection layer, 50mil LLDPE Microdrain liner and engineered turf, sand infill material, Hydrobinder with Dust Suppressant, the installation of turf around gas lateral piping above the cover system and liner penetrations.