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211 Conventional Septic System Area Computation Client Name: Number Bedrooms: Design Flow (gal /day): LTAR (gal /day /ft) Trench Bottom Area (ft): Trench Width (ft): On- center distance between trenches (ft): Trench Bottom Length (ft): Minimum Field Area Required (ft): Minimum Field Area Required (Innovative) (ft) Total Field Area Required (ft)('): Total Field Area Required (Innovative) (ft)('): Total Field Area Required (ft)('): Total Field Area Required (Innovative) (ft)('): Ennis Created by: JV Created on: 6/20/2001 Updated on: 1/12/2014 5 600 (120 gal /day /bedroom, minimum 240 gal /day /dwelling) 0.1 6000 (Design flow /LTAR) 3 9 2000 18000 (Trench Bottom Length'Trench on- center distance) 13500 (25% reduction from above) 45000 (Minimum field area'2.5) 33750 (25% reduction from above) 54000 (Minimum field area'3) 40500 (25% reduction from above) (1) Provides for reserve area and soil irregularity, 2.5 to 3 is multiplier. Client Name: Ennis Number Bedrooms: Design Flow (gal /day): LTAR (gal /day /ft) Trench Bottom Area (ft): Trench Width (ft): On- center distance between trenches (ft): Trench Bottom Length (ft): Minimum Field Area Required (ft): Minimum Field Area Required (Innovative) (ft) Total Field Area Required (ft)('): Total Field Area Required (Innovative) (ft)('): Total Field Area Required (ft)('): Total Field Area Required (Innovative) (ft)('): 5 600 (120 gal /day /bedroom, minimum 240 gal /day /dwelling) 0.4 1500 (Design flow /LTAR) 3 9 500 4500 (Trench Bottom Length'Trench on- center distance) 3375 (25% reduction from above) 11250 (Minimum field area'2.5) 8437.5 (25% reduction from above) 13500 (Minimum field area'3) 10125 (25% reduction from above) (1) Provides for reserve area and soil irregularity, 2.5 to 3 is multiplier. Client Name: Number Bedrooms: Design Flow (gal /day): LTAR (gal /day /ft) Trench Bottom Area (ft): Trench Width (ft): On- center distance between trenches (ft): Trench Bottom Length (ft): Minimum Field Area Required (ft): Minimum Field Area Required (Innovative) (ft) Total Field Area Required (ft)('): Total Field Area Required (Innovative) (ft)('): Total Field Area Required (ft)('): Total Field Area Required (Innovative) (ft)('): Ennis 5 600 (120 gal /day /bedroom, minimum 240 gal /day /dwelling) 0.25 2400 (Design flow /LTAR) 3 9 800 7200 (Trench Bottom Length'Trench on- center distance) 5400 (25% reduction from above) 18000 (Minimum field area'2.5) 13500 (25% reduction from above) 21600 (Minimum field area'3) 16200 (25% reduction from above) (1) Provides for reserve area and soil irregularity, 2.5 to 3 is multiplier.