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%TE <br /> ,�NC. 4230 Kleman Ave..Ste,1501 Modesto.CA 953561 Ph:(209)543.1799 I Fax:(209)643.1775 <br /> PERCOLATION TEST DATA SHEET <br /> PROJECT: U of P Golf Practice Bldg PROJECT No: 25-0711G TEST DATE: 7/31/2019 <br /> TEST HOLE NO.: P-2 TESTED BY: A. Krause Drill DATE: 7/23/2019 <br /> DEPTH OF TEST HOLE(ft)= 36.0" USCS CLASSIFICATION: 0-1':Stiff, Brown,damp,low plastic silty CLAY(CL) <br /> TEST HOLE DIAM.(inches)= 6.0" 1-3':Stiff, Buff,low plastic clayey SILT(ML) <br /> PRE SATURATION <br /> Initial Depth of Final Depth Changein Water <br /> Trial No. Start Time Stop Time Time Interval Water(in) of Water(in) Level(in) Comments: <br /> 1 11:15:OOAM 11:15:00AM 24 hrs 12.00 0.00 12.00 <br /> Date: 7/30/19 7/31/19 7/30/19 7/31/19 <br /> TEST MEASUREMENTS <br /> Dc Initial Dr Final <br /> Time Depth of Water Depth of Gn Change in Percolation Rate <br /> Trial No. Start Time Stop Time Interval (min) (in) Water(in) Water Level(in) (min./in.) <br /> 1 11:23 11:53 30.0 6.00 4.500 1.500 20.00 <br /> 2 11:53 12:23 30.0 6.00 4.500 1.500 20.00 <br /> 3 12:23 12:53 30.0 6.00 4.750 1.250 24.00 <br /> 4 12:53 1:23 30.0 6.00 4.750 1.250 24.00 <br /> 5 1:23 1:53 30.0 6.00 5.000 1.000 30.00 <br /> 6 1:53 2:23 30.0 6.00 5.000 1.000 30.00 <br /> 7 2:23 2:53 30.0 6.00 5.250 0.750 40.00 <br /> 8 2:53 3:23 30.0 6.00 5.500 0.500 60.00 <br /> 9 3:23 3:53 30.0 6.00 5.500 0.500 60.00 <br /> 10 <br /> 11 <br /> 12 Note:Last two readings observed by San Joaquin County EHD <br /> 13 <br /> 14 <br /> 15 <br /> 16 <br /> 17 <br /> 18 <br /> 19 <br /> 20 <br /> 21 <br /> 22 <br /> 23 <br /> Comments: Final Steady Percolation Rate=60.0 minfinch <br /> See attachment for conversion to(gal/sf)/day and Infiltration Rate <br /> Test hole grout backfilled upon completion of testing 7/31/19 <br />