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Engineered Septic System Report 1rerracon <br /> Jeremy Winery Property Lodi, California <br /> October 1, 2020 Terracon Project No. NA197008 <br /> Item Description <br /> The site consists of an approximately 16.41-acre tract of land located at <br /> 12080 E. Acampo Road, Lodi, California, San Joaquin County, <br /> Existing site features California, Assessor Parcel Number (APN) 017-270-12. The northern <br /> portion of the site is improved with a grape vineyard and the southern <br /> portion of the site consists of vacant land covered with seasonal <br /> grasses. <br /> Existing topography The site slopes to the west-south west. <br /> 3.0 SUBSURFACE CONDITIONS <br /> 3.1 Typical Profile <br /> Per the nitrate loading/soil suitability study, three borings were excavated. Two of them (B1 and <br /> 62) were excavated to a depth of 3.5 feet bgs. One of them (B3) was excavated to a depth of 25 <br /> feet bgs. Based on the results of the borings, subsurface conditions at the boring locations <br /> generally consisted of sandy silt to a depth of approximately 15 feet bgs and silty sand to a depth <br /> of 25 feet bgs. No water was encountered in any of the boring excavations. <br /> Summary of Soil Lithology <br /> Boring Depth Interval Soil Type Unified Soil <br /> (feet) Classification <br /> B1 3.5 Sandy silt, fine grained, brown, ML <br /> stiff to very stiff <br /> B2 3.5 Sandy silt, fine grained, brown, ML <br /> stiff to very stiff <br /> Silt with sand, trace gravel, fine <br /> 1.0 grained, yellowish brown, stiff to ML <br /> very stiff <br /> Silt with sand, fine grained, <br /> 5.0 ML <br /> brown, stiff to very stiff <br /> Silt with sand, fine grained, <br /> B3 10.0 ML <br /> brown, stiff to hard <br /> Sandy silt, trace clay, fine <br /> 15.0 ML <br /> grained, brown, stiff to hard <br /> Silty sand with trace gravel, fine <br /> 20.0 to medium grained, brown, very SM <br /> dense <br /> Responsive ■ Resourceful ■ Reliable 2 <br />