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<br />HYDRAULIC STRUCTURES <br /> <br />HS-44 <br /> <br />DRAINAGE CRITERIA MANUAL (V. 2) <br /> <br />---- <br />----- <br /> <br />SEEPAGE PRESSURE <br />IMPACT I DRAG <br /> <br />UPLIFT <br /> <br /> <br />BOUYANT WEIGHT7 :... <br />OF STONE AND <br />GROUT 3 <br /> <br />REQUIRED TOE DRAIN <br />ZONE FROM ANALYSIS <br />SEEPAGE UPliFT AND <br />PRESSURE FUJCTUATIONS <br />FROM JUMP <br /> <br />1 <br />TURBULENT PRESSURE <br />FLUCTUATIONS FROM <br />JUMP <br />DRAIN lOCATIONS <br />UPLIFT <br />FRI CTI ON <br /> <br />FIGURE HS-3 <br />Typical Forces at Work in Grouted Sloping Boulder Structures <br /> <br />06/2001 <br />Urban Drainage & Flood Control District <br /> <br />e <br /> <br />e <br /> <br />e <br />