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I~ JUN ~'95 1512 No.005 P.04 <br />'ft~ KC'n? K.t.uK.S~ktlc. <br />~t~(LC7~-\ i~H~ ~J~vtJ~c~n> <br />argument is made that Qua to the aiovar rate of rise within the <br />impoundment, that a free draining material within the raise is not <br />required to provide for desiccation of the beach tailings. Also, the <br />point is maQe Lhat the potential for free eater to impound ngainat the <br />embankmenC f311 no longer exists in that the free water pond is rennote <br />from the embankment. <br />T11e Division can approve the specification ohange for embankment fill, <br />h , only with the undaTxtariding <br />that an in-depth charaotarizat on of thn Raise 2 lift foundation, more <br />rigorous than that aaaepted fox' Raise 1, will be required before Raise <br />2 oonetruction Could proceed. Also._SPIlRZ must auantit the freebo~ <br />H2~II2I has indicated <br />4 toot in thickness. <br />and~.omoaction is being achieved at the base o,~ thes}~),~ts. Density <br />and compaction testing of embankment matasiale should continue through <br />the entire thickness of each lift, and should focus on the base oP the <br />lifts. <br />j,~NE_R CSR/DRAI AGE SLsNKET <br />maximum allowable <br />modified the contractor's orrow an p acement proce ulres to allow <br />conformance testing o! the drainage blanket materials prior to <br />placement. BJ~ti has initiated a conformance testing program which <br />will consist of gradation analysis o! one sample from each 'i acre of <br />draina58 blanket that has bean placed. Oae samtile asr ~ acr~may be <br />that Raise 1 has been constructed in lifts of up to <br />