## The differential dam, "D.A.D.": An elementary treatise on masonry dams for the use of parties interested in water power development, including a general history of the subject |

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abutments angle of friction Area of profile back face Bear Valley dam built cent center of pressure center third centimeter chapter component compression dam concrete considered construction crest crushing strength cubic foot curvature cuts the base dam building dams and retaining DIFFERENTIAL ARCH direct thrust discussion disintegration engineers equal factor of safety failures feet forces acting foundation Gileppe gravity dams gravity structures heel Hence horizontal force horizontal pressure horizontal thrust hydraulic structures hydrostatic pressure inch increase investigations joint kilos per sq LADSHAW leverage load masonry dams material mathematical maximum pressure mortar overturning Portland cement pressure of water principle radius resistance resultant pressure rupture from tension safety factor shearing side sliding span square foot stone strength of material superelevation Sweetwater dam tons per sq tons per square total pressure vertical and horizontal vertical force vertical pressure vibration viscosity weakest feature weightless structure width