Laserfiche WebLink
a. Design, fabricate, install <br /> primary screen at mine <br /> portal to remove any +1 <br /> 1/2" material . <br /> b. Install an 8" pipeline from <br /> the mine portal to the <br /> preparation plant (62001 ) . <br /> C. Design, fabricate, install <br /> coarse classifier to remove <br /> +35 mesh material . <br /> Classifier installed in <br /> the preparation plant. <br /> d. Install all piping within <br /> the plant to move water <br /> through or bypass the <br /> classifier and thickener. <br /> e. Design, fabricate, install <br /> an overflow weir and trough <br /> around the circumference <br /> of an existing 55' diameter <br /> thickener. <br /> f. Install all necessary <br /> piping to incorporate the <br /> H2O plant into the process <br /> How. <br /> 1 . 4" PVC line to <br /> return sludge to <br /> the 55' <br /> d i a m e t e r <br /> thickener. <br /> 2 . 6" PVC line to <br /> return backwash <br /> material to the <br /> thickener. <br /> 3 . 8" PVC line to <br /> feed the H2O <br /> plant either from <br /> t h i c k e n e r <br /> overflow, or by- <br /> passing the <br /> thickener. <br /> 4 . 10" PVC line to <br /> 2 <br />