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• <br />C <br />~~ <br />Project: Alphin Subdivision Drilled By: Singhas ~ Michael Well ID: #4 (f) <br />Total Depth (tt): 480 HSI GeoTrans, Inc. <br />Project No: L171-000 Drill Method: Air Rotary 46050 Manekin Plaza, Suite 100 <br />Casing Depth (tt): 8o Sterling, VA 20166 <br />Client: Bo-Bud Construction Co. Completed: 12/28/99 703 444-7000 <br />( <br />Well Dia. (inches): 6 <br />Location: Loudoun County Geologist: R. Cohen Est.Yield (gpm): 4 <br />Depth <br />(feet) Type Yield <br />Info. Description of Rock Cuttings Well <br />Construction <br />0 Ground Surtace <br /> <br /> Overburden I <br />20 „„„ <br />40 •x-r <br />60 " ' <br />BO <br />100 x „ % x 1 9Pm <br /> „ , „ Metamafic Greenstone and Gneiss <br />120 Predominantly grayish olive green (5 GY 3/2) fine-grained amphibole-chlorite-feldspathic greenstone <br /> with little foliation. Lesser amount of granite gneiss and fine-grained metagranite. <br />140 "`„` <br />160 .... <br />... <br />180 „„„„ <br />200 " ` ' <br />.... ' <br />220 ... <br />240 „ , „ <br />260 <br />.„„„ <br />280 <br />„ „ „ <br />300 <br /> <br />320 .„„„ <br />. <br />340 . ... <br />360 "` ' " <br />380 . „ .. <br />400 x • x = <br />.„.„ <br />420 " ' <br />. „ .. <br />440 <br />460 ~+„* <br /> 3 9Pm <br /> „ V <br />480 <br />500 <br />