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<br />FIELD PERMEABILITY TEST <br />PROJECT: Sen Luis BOREHOLE NO.: BH 3 <br />JOB NO.: 1<702 GATE: 07/07/88 <br />VARIABLE READ METH00 <br />INITIAL HT. 70~YATER: none feet PIPE DIANE TER: n/e cm <br />Ni, TO PATER ADDED FOR TEST: 0.00 (eat PIPE AREA: n/e cm2 <br />TOTAL DEPTH OF BOREHOLE: 50.00 feet BOREHOLE DIAMETER: 15.24 cm <br />TOP OF PIPE TO GROUND: 0.00 feet BOREHOLE AREA: 182.41 cm2 <br />Note: No standpipe in borehole <br /> PERMEABILITY <br />Date Time Increment Total Peter Change In Increm. Ctmn. <br /> Elapsed Elapsed Level Xt. of Perm• Perm• <br /> Time Time Reading Peter ebtllty abl lity <br />00/00/00 (Hrs.) (See.) (Sec.) (Ft.) (Ft.) K K <br /> (cMsec) (cMsec) <br />07/07/88 14.00 0.00 <br />07/07/88 14.02 60 60 1.20 1.20 <.<E•OG 4.4E•O4 <br />07/07/88 14.03 60 120 2.00 0.80 3.0E-04 3.7E-04 <br />07/07/88 14.05 60 180 2.60 0.60 2.3E•OL 3.2E-04 <br />07/07/88 14.07 60 240 3.10 0.50 1.9E-04 2.9E-04 <br />07/07/88 14.08 60 300 3.60 0.50 2.OE•O4 2.7E •04 <br />07/07/88 14.10 60 360 4.00 0.40 1.6E-04 2.5E-04 <br />07/07/88 14.12 60 420 4.40 0.40 1.6E-04 2.4E-04 <br />07/07/88 14.13 60 480 ~G.80 O.GO 1.6E•OG 2.3E-04 <br />07/07/88 14.15 60 540 5.10 0.30 1.2E-04 2.2E-04 <br />07/07/88 14.17 60 600 5.40 0.30 1.2E•OL 2.1E-04 <br />07/07/88 16.25 300 900 6.30 O.DO 7.4E-05 1.6E-04 <br />07/07/88 14.53 300 1,200 6.90 0.60 3.OE•OS 1.4E-04 <br />07/07/88 14.42 300 1,500 7.30 0.40 3.4E-05 1.1E-04 <br />07/07/88 14.50 300 1,800 7.60 0.30 2.6E-OS 1.0E •OG <br />d2 ~r\ / 2rtL~ <br />` o ~~ H. <br />Note; Permeability calcul a[ions peformed using the following formula: Kh- <br />=Diameter, Intake, cm <br />d =Diameter, Standpipe <br />1.. =length, Intake <br />{, =Time, sec <br />F{ = Piexomet ric Head <br />Reference: Yi nt erkorn, Hans F. and Fang, Nsai-Yang (I9J5 ). Foundation Erg ineeri ng Xendbook, <br />Van Nostrenad Reinhold Conpany, Mew Tork, 32 p. <br />