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CERT . -40O 27 <br /> • <br /> PERCOLATION TEST DATA SHEET <br /> Percolation testreadines madeby S-P Testing , Inc . OR 9-14-95 starting at 8 : 53 <br /> Id., <br /> 4045 Watertown Rd . 6 9-13-95 <br /> Test hole location , Hole number , Date hole was prepared <br /> Depth of hole bo:tom 12 inches, Diameter of hole 6 inches <br /> Soil data from test hole: <br /> Depth,inches Soil texture <br /> 0 — 10" Topsoil dark brown loam <br /> 10" — 12" Brown clay loam <br /> Method of scratching sidewall Knife <br /> Depth of gravel in bottom of hole 2 inches <br /> Date and hour of initial water filling 9-13-95 , Depuror initial water filling— 12 inches above hole bottom <br /> Method uses to maintain at least 12 inches of water depth in hole for at least 4 hours Automatic siphon <br /> 6 <br /> ,Maximum water depth above hole bottom during test_ inches <br /> Time Percolation <br /> ime interval, Measurement, Drop in water rate, Remarks <br /> minutes inches level,inches minutes per <br /> inch <br /> 8 :37 prefill 6 <br /> 8 : 53 9 : 08 II 3-3/4 4.0 15 min <br /> 9 :09 9 : 24 u3-9/16 4. 2 " " <br /> 9 : 35 9 : 40 1, 3-7/16 4 .4 " " <br /> 4 <br /> Percolation rate = ' 2 minutes per inch. <br />