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GROUND ZERO ANALYSIS <br /> LOG OF BORING SB4 <br /> PROJECT .,MANSER Z LOCATION A960 WALNUT GROVE ROAD_ THORNTON r.A PROJECT NO 314 <br /> DATE DRILLED 07/28/49 LOGGED BY SEAN GARVEY REVIEWED BY <br /> JOHN P. LANE- RO NO, 6795- <br /> DRILLING COMPANY FISCH ENVIRONMENTAL DRILLER ._FLINT - - METHOD DIRECT PUSH <br /> BORE HOLE DIAMETER 2 IN DEPTH DRILLED .---15_ FL DEPTH TO WATER INITIAL 4 FT STATIC 69 FT <br /> CASING TYPE NA_ DIAMETER IN SCHEDULE INTERVAL _ FT TO , _ FT <br /> SCREEN TYPE _NA_ _ DIAMETER IN SLOT SIZE IN INTERVAL – FT TO FT <br /> FILTER PACK TYPE NA INTERVAL - FT TO FT <br /> SURFACE SEAL TYPE NEAT CEMENT GROUT INTERVAL - 0 FT TO _ 16 FT <br /> COMMENTS PAGE 1 OF L_ <br /> WELL DEPTH FID USC DESCRIPTION <br /> DETAIL FT PPM BLOWCOUNT LOG <br /> 0-4" ASPHALT <br /> 2 47-6/9' NO RECOVERY <br /> NO <br /> 4 RECOVERY <br /> fi <br /> 9 <br /> MAN2-SB4-10' 6/9-11/14' SANDY LEAN CLAY (CL) 30% FN, A-SA SND 70% FNS M DRY <br /> STRNGTH, SLW DLTNCY M TGHNSS, L-M PLST, BRN, NPO, MST <br /> iD 0 CL <br /> 12 11/14-16' SANDY ELASTIC SILT (MH) 35% FN, A-SA, PRLY GRDD SND <br /> 65% FNS, N DRY STRNGTH, SLW DLTNCY, L-M TGHNSS, L-M PLST, <br /> HRN, NPO, WET <br /> MAN2-594-15' <br /> 14 <br /> MH <br /> 0 <br /> 16GRAB GROUNDWATER SAMPLE COLLECTED THROUGH TEMPORARY <br /> WELL SCREEN <br /> 1a <br /> —20- <br /> -22- <br /> 24- <br /> -26- <br /> 28- <br /> -30- <br /> 0222a2s2asD ��RED G�'�* <br /> —32- <br /> - <br /> 2 <br /> Q JOHN p, P <br /> LAN <br /> 34 No 6795 <br /> 36 -y116" <br /> 38 <br />