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22 April 2009 <br /> AGE-NC-09-1683 <br /> Page 9 of 19 <br /> 5.2. SOIL PROFILE PIT INCLUDING DEPTH AND DIMENSIONS <br /> Test hole TH-1 was located in vicinity of the proposed multi-purpose room,which will be utilized <br /> for the proposed winery.Test hole TH-1 was advanced with a 4-inch diameter hand auger to a depth <br /> of 42-inches bsg. <br /> 5.3. SOIL LITHOLOGY WITHIN TEST HOLE <br /> The soil was visually described in accordance with the Unified Soil Classification System by a <br /> representative of AGE under the supervision of a California Professional Geologist.The soil sample 1 <br /> collected from TH-1 consisted of silty sands. 1 <br /> 5.4. SOIL LITHOLOGY AS RELATED TO FUTURE ONSITE SEPTIC USES <br /> Below is a table presenting the soils encountered in the percolation test hole.Additionally,lithology <br /> encountered during the advancement of exploratory boring(B-1)is presented below(NOA, 1999). <br /> Table 2 <br /> LITHOLOGY <br /> . :. <br /> DEPTH INTERVAL ET�BSG S©I)w I3ES'CRIP.TION SOIL CLASSIFICATION <br /> i <br /> SOIL DESCRIPTION FOR PERCOLATION TEST HOLE TH-1 <br /> surface grade - 0.5 silty sand SW <br /> 0.5 - 3.5 silty sand SW <br /> SOIL DESCRIPTION FOR EXPLORATORY BORING B-1 <br /> surface grade - 1 sand with silt SW <br /> 5 - 6 sand with silt and clay SW <br /> 9 -10 clayey sand SC <br /> 12 - 13 sand with silt SW <br /> 14 - 15 sandy clay CL <br /> 18 - 19 sand SW <br /> 20 - 21 clay with sand CL <br /> Advanced GeoEnvironmental,Inc. <br />