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3. TRENCH CONFIGURATION: REGISTERED PRODUCTS- CHAMBERS AND EZFLOW <br /> q, Initial required Sidewall Design <br /> trench bottom area Absorption Bottom Area Bottom Area trench <br /> Reduction Multiplier <br /> (ftz): (from 1.D) (inches) bottom area <br /> 6 to 11 1 833 <br /> 12 to 17 20% 0.8 667 <br /> 833 <br /> 18 to 23 34% 0.66 550 <br /> 24 40°ro 0.6 500 <br /> B. Registered Product: Infiltrator Quick4 chambers <br /> C. Select Sidewall Height: 12 inches = 1.0 ft <br /> D. Design Bottom Area (3.A): 667 ftZ <br /> E. Registered Width: �ft <br /> F. Minimum Designed Trench Length= Bottom Area (3.C) =Trench Width (3.D) <br /> 667 ft2 = 3.0 ft= 222 ft <br /> G. Enter the Registered Product Component Length: �ft <br /> H. Number of Components=Minimum Total Length Required divided by Component Length (Round up) <br /> 222 ft= � ft= 56 components <br /> I. Actual Total Trench Length= Number of Components X Component Length: <br /> 56 components X 4.0 ft = 224 ft <br /> J. Calculate Minimum length per trench based on Contour Loading Rate: Design Flow= CLR = <br /> 375.0 gpd = 12.0 gal/ft = 31.3 ft <br /> K. Select No. of Trenches: �Minimium base on CLR �Designers Number of Trenches <br /> L. Length per trench=Actual Trench Length = Number of Trenches. Recommended to be equal or exceed 3.J. <br /> 224.0 ft= �trenches = 32.0 ft <br /> M. Select Trench Spacing : �ft (typically 5 - 12 ft from center to center) <br /> N. Calculate Lawn Area: Trench Length X Trench Spacing = square feet of lawn area <br /> 224 ft X�ft = 1334 ftZ lawn area <br /> Comments: <br />