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Cedar Glen Apartments <br /> JOB N0. 89-081 <br /> October 12, 19F9 <br /> GRASS LINED SWALE S7ZING: <br /> SWALE ON EAST SIDE OF PROPERTY: <br /> l� ellow � 0.41 CFS Q _ /�y� �ps���(D�,i�> � O•25 ��s <br /> �.• 7Nir is c Fr/e.c. � �Q`� , <br /> TRY 10" DEEP V-BOTTOM DITCH WATER LEVEL � 4" DEEP ��� ��,i f'c/s�� <br /> SLOPE � 0.01 FI'/FI' Dea�N =�Ze�' <br /> A • 0.333 ,; bX <br /> R � 0.158 <br /> t� . 1.489 (0.333)(0.158) (0.01) <br /> 0.035 � <br /> . 0.414 CFS 0.41 CFS OK <br /> 1'HEREFORE, USE A 10" DEEP V-BOTTOM DITCN W/3:1 SIDESIAPES AND A SIAPE OF <br /> lx. <br /> GRASS LINED SWALE SIZING (WEST SIDE) ���, - l•b �'/sbC. <br /> p,ps ff <br /> �� � ; o K <br /> SLOPE � O.U11 F'f/ET . <br /> l� � 0.47 X U.1 fi + 1.43 X 0.60 <br /> � 0.94 Cr'S , <br /> '1'RY A 1' F001' llE6P V—Ii0T1'�M DITCN W/3:1 SIDE SIAPES (WATER � 6" DEEP) <br /> TRY SLOPE � 0.06 FT/FI's <br /> t� . 1.489 (0.75)(0.237) (0.006) <br /> 0.035 <br /> . 0.95 > 0.94 OK <br /> THEREFORE, USE A 1' DEEP V—BOTTOM DITCH W/3:1 SIDE SLOPES AND A SIAPE OF <br /> 0.6x. <br />