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Soil Suitability/ Nitrate Loading Study Irerracon <br /> Souza Property Tracy, CA <br /> February 28, 2020 Terracon Project No. NA207011 <br /> Table 3. <br /> Summary of Adjoining Property Septic Permits. <br /> Leach Leach #Seepage <br /> Direction Address Permit# Type Tank Size Line Line Pits/Sumps, <br /> (Gallons) Quant Length Width,Length, <br /> ity (Feet) Depth(Feet) <br /> North 27398 S.Walnut Ct. . NF --- --- --- --- --- <br /> 27503 S.Chrisman NF <br /> --- --- --- --- --- <br /> Rd. <br /> 78-86 New construction 1200 2 85 (2)2 x 8 x 16 <br /> Southeast <br /> 20436 New construction --- 1 100 --- <br /> East 27527 S.Chrisman <br /> Rd. SR0038444 Repair --- --- -- <br /> SR0038605 Repair/addition --- 1 80 (1)6 x 4 x 10 filter <br /> bed <br /> Southwest 7583 W.Bates Rd. NF --- --- --- --- --- <br /> West 27429 S.Walnut Ct. SR0012423 New construction 1600 2 80 (2)2x20x10 <br /> sump <br /> Northwest 27391 S.Walnut Ct. SR0078733 Replacement 1600 --- <br /> NF—No septic permits found,LL—leach lines <br /> Based on a review of the permits, the septic systems in the area appear to utilize 80 to 100-foot <br /> long leach lines with sumps at the end of each leach line. <br /> 1 .3.6 Septic Repair Permit History in the Vicinity <br /> Permit number SR0038605 for 27527 S. Chrisman Road is for an additional 80-foot leach line <br /> and one filter bed repair/addition. Copies of selected septic permits can be found in Appendix C <br /> of this report. <br /> 1.3.7 Expected On-Site Maximum Septic Tank Usage <br /> The total maximum daily septic tank usage for the site was calculated based on the EHD <br /> recommended daily use rate of 70 gallons per day (gpd) per bedroom multiplied by two people <br /> per bedroom.. <br /> Table 4. <br /> Expected On-Site Maximum Septic Tank Usage <br /> Average effluent Maximum Septic <br /> Residence Number of bedrooms Number of people per quantity per person Tank Usage <br /> bedroom (gpd.) (gpd,) <br /> Existing 4 2 70 560 <br /> Proposed 3 2 70 420 <br /> Total 980 <br /> Gallons per day(gpd) <br /> �d <br /> Responsive■ Resourceful ■ Reliable 6 <br />