Question

QUESTION 2 Design a grit chamber for population 50000 with water consumption of 135 LPCD. Assume wastewater generated is 80% of the water consumption, peak flow factor is 2.5, maximum horizontal velocity is 0.2 m/sec, detention time is minute, additional length required free board and grid accumulation depths are 0.3 m and 0.25 m mks) to accommodate inlet and outlet zones is 25%, respectively. (15

Answer 1

Given datas Pohalation Cenumption wattewatr guneraltd 501000 135 8 01 peak flar Jactar 0.2 mIsee 60 see VH Dt = face broard gan'd arcunulatien O3m D 25m debtles Ans:s verage quantity suage censideteg Aa gaweratien water is 80% 135 X5D,000x 0.80 S400 ml day 3sec 00695 m maxm. Yage Ove Hew SXo.06.350:154m

ar horizamtal ve locmy 0 228mlser ang th af the geit hualey velacity x detention time 12m 60 Volime f the it Dischange chomlexς detenh bn lime D15 6 9.36 m c ectibn area Aa Volun Leng th .36 2 0777 m3 assuma Widthy T D 777 m s0 depth

leng th to out lt additional 5 accommodaltinlt Zanes Jlence deugth af chemleer 4nee droard l o 2sm Given ard accinaulgt depth D 3m accum Lotal depth D777 t0 3 0 25 I1.32n9 Width t om