ESS ROOM 2 ESS ROOM 1 FRL (224.450) STORM LAYOUT PLUMBING LEGEND:- 67250 :$7(5 0$1+2/( :,7+ PERFORATED MANHOLE COVER EXTERNAL STORM WATER LINE DESILTING CHAMBER (1000 x 2000)mm DISPERSION TRENCH, (2500 x 4000)mm D.C. D.T. 910 DIA CIRCULAR MANHOLE UPTO 1.67 M DEPTH 1220 DIA CIRCULAR MANHOLE UPTO 2.29 M DEPTH 1520 DIA CIRCULAR MANHOLE ABOVE 2.29 M DEPTH A5 A8 A11 A12 A13 AA1 AA2 AA3 AA4 AA7 AA8 AA9 AA10 AA14 AA15 AA16 AA16a AA5 AA6 AA18a AA17 AA18 FRL (224.000) FRL (224.000) FRL (224.000) FRL (224.000) FRL (224.000) FRL (224.000) FRL (224.000)