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�_M N-,15-1993 14:V FRDI &STE M51 ENDAFF, 7­44A 32 M 07 <br /> IN <br /> Horton <br /> state the value(s) of the test pad specification or criteria <br /> for Pass/fail . If the in-place mixing of the soil <br /> admAL4res fails tO satisfy the minimum prescriptive and <br /> performance standards tor the final cover under Titles 14 <br /> and 23 of tho CaMfornia Code of Regulations, then the test <br /> admixtures are to be. mixed on a ti in table. <br /> 4. The Board and theRegional Water Board prefer that the scil, <br /> admixture barrier layer be built in two, six-inch '.hi&: <br /> lifts instead of one, twelve-Koh thick litti however, U!' <br /> the operator intends to construct the soil admixture sarrvoi,- <br /> aye r in ono, twelve-incA thick lift, then the following <br /> information must be provided. <br /> A. Tne specitications ind!VatO that the Engineer A hecor:l <br /> jEngineer) can decide to construct the clay layer in a <br /> singlej twelve-inch thick lift. The speciLinations do <br /> not state what aritcria ort gement/justification that. <br /> the Engineer would use to allow construction of the <br /> clay layer in a single lift. The Engineer must <br /> diFcusg, in writing how he/she intends to 5emonstraM., <br /> th4t the lownr portion of a twelve-inch lift meets the <br /> construction criteria for compaction and permeability . <br /> A Final Test Pad construction, testing, and evaluation <br /> ropolt must be submitted ior incorporation into the Mai <br /> Closure Plan. <br /> �y have any questions, Please contact me at (916) 255-2482 . <br /> .*rely, <br /> 7 <br /> �1 04 J <br /> Robert Anderson <br /> Closure and Remediation Branch <br /> Permitting and CoMpMance Division <br /> cc; Ken Heinzen, Meintelder Tno,,, <br /> Ran Vali noti , San joaOiln County PublicHealth Service <br /> Williar Marshall, Contra! Valicy Raqion l Water QualitV <br /> Control Board <br /> Lisa Babcock, State Wat,; r Rcanurces Control Board <br /> ilm Bebramann, Air Resouzues Control Board <br /> ilgi lanna, MD. , San jOaqUin C040ty Air Pollution Control <br /> DistriQt <br /> PCITPL F.O:L <br />