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~~. . <br />• Problems <br />3) <br />4) <br />5) <br /> <br />successful when the parameters of cover <br />and productivity are considered. <br />Diversity is low due [o the use of <br />primarily introduced, aggressive species. <br />This reclamation may not represent a <br />stable vegetation system, capable of <br />sustaining itself over the long run. <br />With the evident loss of topsoil through <br />erosional processes, there is concern <br />that 6-18 inches may be insufficient <br />for successful revegetation. <br />Potential toxic element uptake by vege- <br />tation on the Henderson tailings may be <br />a very real problem. <br />Potential tailings embankment instability. <br />General site description-Comments: <br /> <br />Recommendations <br />5) A detailed plan should be formulated <br />for the face of the tailings embank- <br />ment, including final grading, top- <br />soiling, provision of permanent <br />armoured dewatering facilities and <br />revegetation plans. Information to <br />verify performance and stability of <br />the embankment face should be sub- <br />mitted to the Division as a portion <br />of the annual reports. <br />See slides - Role I b 2 <br />