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I <br /> FE <br /> ■ ■ T 7-3 <br /> TOC: 47.41' <br /> GW el: 40.47 Groundwater gradient is <br /> MW-7 ®.0®4 . /ft. <br /> TOC: 48.66' a: - }t <br /> GW el: 40.,x®' �° Q <br /> MW-BTI MW-1 <br /> 0 ' TOC: 48.74' TOC: 49.50' / Potable <br /> L-- GW el: 40.60':f GW el: 40 6.3 �well water. <br /> -0 <br /> U <br /> �� } <br /> E Building <br /> ° 7777 West, IIt111 Street <br /> 3 <br /> Q. <br /> 20' 10' d -- -- 50 feet <br /> ! <br /> Depths to groundwater measured on <br /> Mw- October 5, 1998 <br /> Monitoring well. <br /> i + <br /> TOC:XX.XX' Top Of Casing elevation. <br /> Datum is surface of building slab,' Project#0396012.01 <br /> assumed 50.00'elevation. JOIIW P• CUMMINGS PIEDMONT LUMBER, <br /> New TOC elevations surveyed on April 21. 1998, A ASSOCIATES , 7727 west I I th Street, <br /> lTra2, S.an oa uin Co., Calif. <br /> Site dimensions,well locations,and well elevations <br /> from field measurements and surveys by Ftg. <br /> John P. Cummings&Associates, November 1997. ®UN�IiVATER GRADIENT <br />