HAZWOPER 40 ANNUAL REFRESHER

Another successful HAZWOPER 40 Refresher class, for 16 COMANCO employees, was held this past week. This training is for general site workers who remove hazardous waste or who are exposed or potentially exposed to hazardous substances or health hazards. This class …

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COMANCO Project in Grass Valley, California

COMANCO has recently finished the first pond in a Waste Water Treatment Facility in Grass Valley, California. Superintendent Martin Calderon and his crew installed over 65,000 square feet of 60-mil Smooth High Density Polyethylene (HDPE) geomembrane. They also installed a …

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