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5.2 Description of soil profile pit including depth and dimensions. The shallow test holes <br /> were prepared per County Standards. The holes were excavated to depths varying from 32 to 37 <br /> inches and 8 inches in diameter. They were backfilled with 2 inches of"pea gravel". <br /> 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 Delhi Loamy Sand, Honcut <br /> Sandy Loam, and Veritas Fine Sandy Loam as stated in the Soil Survey of San Joaquin County, <br /> as provided by the United States Department of Agriculture, Soil Conservation Service. <br /> 5.4 Discussion of soil lithology as related to future onsite septic uses: The Delhi <br /> Loamy Sand and Honcut Sandy Loam have a permeability that is high. The Veritas Fine Sandy <br /> Loam has a permeability that is moderate. (See Appendix). <br /> 6.0 PERCOLATION TEST INFORMATION SECTION <br /> 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 were performed for each <br /> parcel: Two shallow percolation test holes were prepared on the proposed parcels. One hole was <br /> prepared on each proposed parcel. <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 holes were excavated to depths varying from 32 to 37 and <br /> 8 inches in diameter and backfilled with 2 inches of "pea gravel" in accordance with County <br /> Standards. The shallow holes were prepared by Corey Pottoff of Dillon and Murphy on March 12, <br /> 2026 at 7:30 a.m. On April 30, 2026 at 7:30 a.m. the 24 hours presoak period was started. The <br /> holes were filled with 12 inches of water over the gravel at this time. <br /> 6.4 Description of the date,time and condition of the test hole after the 24-hour soak period <br /> (hole still intact,hole dry,preparation of hole, and depth of water used to presoak(minimum <br /> 12 inches): On May 1, 2026 at 7:30 a.m. the shallow test holes were dry. Six inches of water were <br /> added to the holes, and the holes were deemed suitable to continue. The shallow tests passed the <br /> minimum County requirements. <br /> 6.5 The test conformed to SJC Policy EH 02-02 (correct depth,diameter,2" gravel,6" water <br /> refill,correct readings recorded). The percolation tests conformed to San Joaquin County Policy <br /> 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. See Appendix <br /> for Test Results Form. <br /> 3 <br />