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Page 1 of 1 <br /> Nuel Henderson [EH] <br /> From: Orin Regier[ORegier@Geosyntec.com] <br /> Sent: Wednesday, September 30, 2015 2:18 PM <br /> To: Nuel Henderson [EHj <br /> Cc: Tim Davis; Caryn Quist <br /> Subject: Lincoln Center 9.29-30 <br /> Neul, <br /> The following field activities were performed on 9.29-9.30: <br /> AS-04(angled well): <br /> Tagged Depth- 69 ft bgs <br /> Total Depth Drilled—70 ft bgs <br /> Materials Removed—old cement grout,filter pack sand and 70 feet of casing including screen interval. <br /> Grout mix ratio-30 gallons of water with 8 bags of cement. <br /> Volume of grout used—approximately 180 gallons of grout tremmied down augers. <br /> AS-58: <br /> Tagged Depth-58 ft bgs <br /> / Total Depth Drilled—60 ft bgs <br /> I/ Materials Removed—old cement grout,filter pack sand and 45 feet of casing. While pulling rods,the casing broke off <br /> and fell down hole. Driller pulled augers priorto grouting in order to see if the fallen casing was stuck in augers, but <br /> was unsuccessful. <br /> Grout mix ratio-30 gallons of water with 8 bags of cement. <br /> Volume of grout used—approximately 175 gallons of grout tremmied down open borehole. <br /> AS-56: <br /> Tagged Depth-59 ft bgs <br /> Y Total Depth Drilled—60 ft bgs <br /> Materials Removed—old cement grout,filter pack sand and all casing including screen interval and bottom cap. <br /> Grout mix ratio-30 gallons of water with 8 bags of cement. <br /> Volume of grout used—approximately 160 gallons of grout tremmied down augers. <br /> AS-05(angled well): <br /> Tagged Depth—63.5 ft bgs <br /> Total Depth Drilled—65 ft bgs <br /> Materials Removed—old cement grout,filter pack sand and all casing including screen interval. <br /> / Grout mix ratio-30 gallons of water with 8 bags of cement. <br /> ✓ Volume of grout used—approximately 175 gallons of grout tremmied down open borehole due to well casing <br /> centralizer jamming augers. <br /> Please let me know if you have any questions. <br /> Thank you for your time,and have a great evening. <br /> Cheers, <br /> --Orin Regier <br /> 10/9/2015 <br />