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APPENDIX S <br /> - MQAiIT_AIH'= WELL <br /> e ccnstrsctv3 pith -inch jcminal <br /> Menitcring wells shall b t chloride (PVC) blank and <br /> diameter, schedule 10, shall <br /> ny_ <br /> s'_o ted casin;. r'gsi n: sr?L1 be of the .flush threaded type-. <br /> •'� ^].�e..t wGidc..4i C35..T-1C may be used. the zlctted Casing <br /> sJr ni �tim ayc+ve the highest seasonal <br /> _ha_ wfee.. <br /> 1 e:'tend t <br /> ee , mi - , � �A with a <br /> �:atar lE'+Ei an cij a wed. The Casl-r shall y'c F'r + Z'•_G <br /> }•nrr m and the casing shall extend a <br /> plug or seal at the o gY O,lI1C: suf ace. <br /> min:.muz, <br /> of '2-feet aLove the niatur-- <br /> 'rrei� boreholes shall be c onstruCted with hollow stem augers <br /> of sufficient inside diameter to permit inser .1. of the <br /> casing through the auger <br /> Gra-�=1 pac matezial sh all be clef_rand 3rme*,°m mo.o. <br /> ro lcfoet <br /> catg;__al , Trio gravel pa=k sha_1 - <br /> aL,G'%E the top of 1:11e slotted casing- <br /> I ah • G <br /> Lentonite shall be placed^ o -�-ETth- <br /> s►._:,imur� of 2he <br /> -feet °-ye_1 abe-=e the saturated z-=1- <br /> 'gravel =ack to fc� a <br /> - arnular space shall be filled 'with amom'=`tee °" <br /> zemaining _. <br /> sand and bentonite or neat cement: The sand shall be clear. <br /> and free of oLganic material. <br /> The mi::tura shall cortai�-z <br /> mini*num of 30 percenr_ granular bentonite. <br /> ell shall be protected with a minimum 8-inch <br /> 'eenitorWell i alvanized steel pipe set in concrete. <br /> - diameter,. schedule 40, g <br /> T!:s concrete shall e,:r-end a minim shallibe provided�w'-th a <br /> firn;shed grade. The steel casingA drin hole <br /> hinged cover and has <br /> suitable for locking. of the <br /> shall be provided in the steel pipe to permit draining <br /> ar.-:ular space above t1-I'S concrete_ - <br />