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5.3 Description of soil lithology as noted from test pit by appropriate professional using <br /> industry standard protocol: The soil in this area is classified as Hollenbeck silty clay and <br /> Stockton clay as stated in the Soil Survey of San Joaquin County, California as provided by the <br /> United States Department of Agriculture, Soil Conservation Service. <br /> r <br /> 5.4 Discussion of soil lithology as related to future onsite septic uses: The Hollenbeck silty <br /> clay and Stockton clay all have a slow permeability. (See Appendix). <br /> 6.0 PERCOLATION TEST INFORMATION SECTION <br /> r 6.1 Site Map Showing the location, with concise and accurate dimensions of the percolation <br /> test holes on the parcel: See Appendix. <br /> 6.2 The Minimum Number of Shallow and Deep Percolation Tests was Performed for Each <br /> Parcel: One shallow percolation test hole was prepared on A.P.N. 103-24-16. <br /> 6.3 Description of the Date, Time and Protocol Used to Prepare the Test Hole, Including <br /> Depth and Dimensions of Hole, Preparation of Hole, and Depth of Water Used to Presoak <br /> (Minimum 12 Inches): The shallow test hole was excavated to a depth of 42 inches and <br /> 8 inches in diameter and backfilled with 2 inches of"pea gravel" in accordance with County <br /> Standards. The shallow hole was prepared by Jake Handel of Dillon & Murphy on <br /> September 15, 2006. On September 17, 2006 at 7:30 a.m. the 24 hour presoak period was <br /> started. The hole was filled with 12 inches of water over the gravel and at this time. <br /> Environmental Health Department was notified of the start of the test. <br /> 6.4 Description of the Date, Time and Condition of the Test Hole After the 24-Hour Soak <br /> Period (Hole Still Intact, Hole Dry,Depth to Water Remaining in Hole,Etc.): On <br /> September 18, 2006 the shallow test hole was dry. Six inches of water was added to the hole and <br /> the hole was deemed suitable to continue. The shallow test passed the minimum County <br /> requirements. <br /> 6.5 The Test Conformed to San Joaquin County Policy EHD 02-02 (Correct Depth, <br /> diameter, 2" gravel, 6" Water Refill, Correct Readings Recorded): The percolation test <br /> conformed to San Joaquin County Policy EHD 02-02. <br /> 6.6 Complete Percolation Test Form(Including Readings) Was Provided With REHS <br /> _ Verification Signature. The Rate Was Correctly Calculated Using the Last Reading: <br /> See Appendix for Test Result Form. <br /> Shallow <br /> TEST HOLE PERCOLATION RATE <br /> 1 42 MINJIN. <br /> *See Results in Appendix. <br /> 3 <br /> c:\0498\Soil Report 9115/06 <br />