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^�7-17-91 041V <br /> ENS'I Ri34N-f Y-ENG-> - <br /> SENT BY:ARCO <br /> ARCO Products COMPany <br /> ?y 20OD Alameda de las Pulgas I ;qT <br /> Matlfng Address: Box 5611 �0 <br /> San Ma'tea,caliiornia 944432 0\ ly 1'7g <br /> Telephone 416 671 2406 o <br /> j <br /> J U L 17 1991 <br /> Mg. StV0 Schnoider <br /> San ioequin County Public 14rtlth Servicea ENVIRO NMIrN1A"W-0 <br /> �,nvironrnen4gl Health Division �E lll�S'Eft�Jl <br /> p.0. Box 2M <br /> Slack#on, Cg1i4'oraiia 95201 <br /> b'�ct: c used 'at <br /> Transmittal of product InformattiOA SP►ee? f c I.�snc��.odirJCifliforni <br /> Saa <br /> ARCO ServiceStls#icon No. '�6fJ. �25 South Cherokee <br /> Mr. Schneider. <br /> A,ccordin,3 to the manufacturers information <br /> hast., the geot+�tile fabric is <br /> of <br /> polypropylenes, which is a relatively inert mateirilal that is eiss,180 g19 6)cd In,polyp opyleneome %thiefic Qis not <br /> According to the Hazardous Chemicals Data. $aat� �� <br /> 7 oac,dvc-tvith grater, therefore. the gootext'ile fabric will t,0t adve>raoly affect tttaa seal or affect <br /> miyr-tfing tbrough it. the me"fmctur rs inntimeter Pet. second <br /> n sheet ). FTeeze and ji��z the oCherlry <br /> €s�brac �aaa a permeability 2 t xt a material with a permeability of 0.016 cmisec is Within the <br /> (1979)indicate in TaL3�Isa �,�that a zn P <br /> cane off the permeability of a clean sand, 'l'herefore,IIth$ ��aote <br /> nts ntile fabric will not be a <br /> b�B�n+ef $o r �a�larr migration and rill not affect Perna�lia�tion sof the soft. HOWMT, if <br /> alteratlow to tho geotetttilc fabric are needoa� to keep the" ret�ediatian of X11 vatline,ARCO <br /> Will P13tr4'atFM the Mcesa 'y altefateo"s to 'he fabric. <br /> Wo ,clal leave the, fabric in place becaauso it will not affect soil and ground wmlor beneath <br /> the site, be » barrier to Mater Miaeativrt, rwr will it a.ffw fear'zd'taton of the ccail. We thank <br /> you for asistance in this project, Please scall if you cl1a I!1r)t cUM' r decislan to Is.svc the <br /> fabric: in plaam or have any queMions concerning this Moot. <br /> Sincerely, <br /> ARCO products Compally <br /> Cha rlm Carmel <br /> Enviro nmentt l Engineer <br /> i <br /> I <br /> i <br /> ARCA Pradici9 Compsry 18 8 AVvfalon of Atl&ntlCRICMIaItlCompany i APPC•7025•D((3-f3g) <br />