Laserfiche WebLink
y <br /> '� r ��. -r wt�.fj�._ '��'�' •+.ff v'"�° _ �r--uY:F, �rk'`�-rn �'a�'s a x t - �'.�ri'-�.e,"" <br /> FJ <br /> Ms.Diane Hinson <br /> ` April 13, 1990 <br /> page 3 <br /> aniPoid S tam T}esl n <br /> uture <br /> k x Seven monitoring wells at the site were weds were anifOld deckogether ether to to provide rovide for f compressed air and water <br /> in addition, five monitoring _ <br /> 3sscearge piping <br /> i dergxs barllow fthe ft <br /> pt nerd ground WntApPendixer i"�.on 1'I7re sail ventirl .glslllxtemu rem jai <br /> matnifo d consists detailed0[ <br /> design con are main <br /> " ed <br /> 2-inch dlamarca at'the sou and <br /> comer of the site. This ed to a lmanifold ns x erne Wiilll s'lowtfor 2 nasaMum <br /> equipmentr minute crm from each well. The ground %inter <br /> flow rate of approximately s cubic feet per ( ) gallons r minute Win) <br /> t., pumping system manifold svgs designed using a maximum dare rate of 3 g. Ia <br /> from each pumping well [w, a tots! Maximum frau'of r;nprmamately 15 gptu. if addi�olnB -sfor <br /> wells become necessary,the manifold system may be extended from either monitoring <br /> MW-9 with minimal impar_ to r Biting station operations. <br /> i.y <br /> ! nteri rep uct Skim in and Recove <br /> t= On December 12,1989,the trydrogeologic investigation revealed appr07imaiely 45 feet of free product <br /> in monitor, well MW-2. Weekly bailing of free product from monitoringwewas ll 'rnnted.id treduce <br /> An air- <br /> the product thickness,indicating that an automatic product skimming system <br /> operated bladder puma coupled to a floating product skimmer has been installed in monitoring <br /> �onit ririgold system,a rd the <br /> 4 <br /> MW-7- Air is supplied to the skimming pump through the� area thrompre&scd air ugh the seater manifold <br /> ' free product is routed to drums located ar the remedial equipment <br /> piping s;:��,, The product storage drunns are underlain by a doubly the air comprcontaessor <br /> supply sto the dump <br /> 1 t storage drums are equipped with a tank full shut0(�to shut ulliment area shoving thtion of the <br /> i it the drum is full. A detailed Ia}rout of the omispresentedpfa Figure 2. To provida electric power <br /> k- pradtict stage drums and also the air comp l. equipment irtstallat:':a, a 200-amp temporary <br /> I for tea air cornptes�or and also for future reined installation details are presented in Fgurc 3. <br /> } , electrical serAce was install:d. The electrics! panel <br /> bik; <br /> product skiApril 13,1990,and automatic operation 0[the <br /> Temporary electric power should be on-line <br /> F <br /> mining system will commerce on that <br /> ' z rc►duct l]1s osni <br /> +m from the storage drums at cep cite,a:warranted,by Crosby and <br /> g: <br /> f ' Recovered product will be # <br /> 4 , Overton and transpor!ed to the Shell Refinery in Martinez,California, for recyc"rig. <br /> i <br /> Site 0 toring <br /> Appendix B. Free product <br /> The product skimming system will be checked (at a minimum)an a% cekly basis for the parameters <br /> outlined on the site monitoring and maintenance farm included in <br /> „amming will continue until product is no longer app7rent in monitor ng well MW-2 or until the <br /> final remedial system is installed. <br /> ' S:chedu e <br /> Tne following work is currently in progress at the site: <br /> Right-of-Entry being pursued <br /> e hydrocarbon d off site <br /> define the <br /> downgradjenxt dolved analso he free product plume- <br /> 3 <br />