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� � � ' <br /> b � � ; <br /> � y _ <br /> � N I <br /> � � I <br /> b � b ( <br /> � � � i <br /> A (1 I <br /> O W q� ' <br /> Y M RINGWALL� I <br /> r, N <br /> N � I <br /> � � y -�--- <br /> � H7 <br /> � � H, �_ <br /> �_ <br /> �. Ko4, -�-�� <br /> CUPCHARGEUUE <br /> TO WATER LOAD <br /> Kc7siH� � Kp7sH� <br /> ►ASLIVE PPELiURE �—Ko7siH+ AT REft PRELLURE <br /> FOR LAIERAL AT RELT PRESfURE DUE TO BACKFIL� <br /> RELItTANCE OUE DUE TO BACKFILL INfIDE RINGWALL . <br /> TO EARTHOUAKE OUTf10E HINGWA4L <br /> LOADINC • <br /> � <br /> NOT TO CLALE ' <br /> I �� DESIGN VqLUES <br /> � 75� � 1�0 pt11F FUBDRAIN PROVIDiD TO DPAIN THE RINGwALL ON THE OUTLIDE <br /> I '��' � �'S� � 6B pc/ 1F fUBDRAIN NOT PROVIDED <br /> �� 75 - t�o n N <br /> 0.� IF AINGWALL POURED AGAINST UNDIfTURBED GLACIAL TIIL <br /> WITHOUT fORMING ' <br /> � � K� � O.51F RINOWALL FORMED ANO TMEN BACKFILLED WITN � <br /> I ' I�I GTRUCTURAL FILL <br /> � �(p • 7,61ULTIMATE VALUE, AFPLV A SUITABLE FACTOR OF fAFETY) <br /> ps � VERTICAL PRESSURE UUE TO WEICNT OF WATER AND BOTTO�.� PLATE OF <br /> RESERVOIR <br /> �� HOOP STRESS <br /> DELIGN RINGWALL FOP WATER CURCHARGE PRESSURE PWL AT REfT BACKFi�I <br /> PRELSUPE INSIDE. <br /> � 1_ <br /> !' 1 DO NOT DEDUCT AT REfT PREfCUR(. OUTfIDE RINGWALL IF LOIL ON OUTLI[�E <br /> LIKEL�' TO BE NEMOVED FOR MAINTCNANLE, ETC. <br /> � <br /> LATERAL RESISTANC[ FOR EARTMOUAKE LOADING <br /> �_` UfE MLLIVE ►RECLURE iHOWN ABOVE <br /> � <br /> Gf�y d OfbOrne, I�iC. <br /> Sllver L�ke Refcrvo.r <br /> ' � i <br /> LATERALPRESSURE <br /> ON RINGWALL <br /> M June 1988 W�4940�01 <br /> I f ( LHANNON 6 WILLON,INC. FIG. �O <br /> ,r WoUCAnIulCenwh�nn <br /> ' M <br /> I <br />