Laserfiche WebLink
Table F <br /> TAILING POND NO. 4 <br /> Task Parameters When Done Comments <br /> Monitor Pizometers Water Levels During Operations (1) <br /> Maintain Pond Outslopes No Steeper than During Operations - <br /> 2.5:1 (compacted) , <br /> 3:1 (uncompacted). <br /> Maintain Storm Freeboard 1 .5 ft. (min.) During Operations - <br /> Level of Embankment. Above Water Level. <br /> Reclaim Tailing Pond Refer to Exhibit E Upon Completion of (2) <br /> of Application Deposition <br /> NPDES Monitoring Per NPDES Permit Per NPDES Permit - <br /> Monitor Animas River at Refer to Table I Apr./Oct. (3) <br /> Arastra Bridge and at (Attached) for <br /> Lackawanna Bridge. Parameters. <br /> Inspect/Maintain Accum. of Debris, Annually (4) <br /> Upslope Diversion. Growth of Trees, <br /> Presence of Erosion. <br /> Stabilize Soil/ Seeding During Operations (5) <br /> Peat Stockpiles Located <br /> Below Pond No. 4, and <br /> Along River. <br /> (1) No specific frequency given. Responses state that <br /> monthly monitoring is done at present time. <br /> (2) To be completed and deemed successful within five years after <br /> tailing deposition is completed. <br /> (3) Data to be submitted to the MLRD with company's annual report. <br /> (4) Vegetation with a base diameter greater than one inch to be removed. <br /> Other maintenance to be done as necessary. <br /> (5) Observed to have already been implemented. The intent is to <br /> stabilize and protect the piles for use of the material in final <br /> reclamation. <br /> -6- <br />