Facts & Figures Book - KPI-JCI

APPROXIMATE WEIGHT OF MATERIALSWeight, Weight, Weight,MATERIAL lbs./ft 3 lbs./yd 3 kg./m 3Mud, Fluid....................................................... 108 2,916 1730Packed.......................................................... 119 3,200 1906Dry Close...................................................... 80-110 2,160-32,970 1282-1762Peat, Dry......................................................... 25 675 400Moist............................................................. 50 1,350 801Wet............................................................... 70 1,890 1121Phosphate Rock, Broken................................. 110 2,970 1762Pitch............................................................... 71.7 1,936 1148Plaster............................................................. 53 1,431 848Porphyry, Broken............................................ 103 2,790 1650Solid............................................................. 159 4,293 2547Sandstone, Broken.......................................... 94 2,550 1506Solid............................................................. 145 3,915 2323Sand, Dry Loose............................................. 100 2,700 1602Slightly Damp............................................... 120 3,240 1922Wet............................................................... 130 3,500 2082Wet Packed................................................... 130 3,510 2082Sand and Gravel, Dry...................................... 108 2,916 1730Wet............................................................... 125 3,375 2022Shale, Broken.................................................. 99 2,665 1586Solid............................................................. 167 4,500 2675Slag, Broken.................................................... 110 2,970 1762Solid............................................................. 132 3,564 2114Slag, Screenings............................................. 92 2495 1474Slag, Crushed ( 3 ⁄4”)......................................... 74 1,998 1185Slag, Furnace, Granulated............................... 60 1,620 961Slate, Broken................................................... 104 2,800 1666Solid............................................................. 168 4,535 2,691Stone, Crushed............................................... 100 2,700 1602Taconite.......................................................... 150-200 4,050-5,400 2403-3204Talc, Broken.................................................... 109 2,931 1746Solid............................................................. 168 4,535 2691Tar.................................................................. 71.6 1,936 1148Trap Rock, Broken.......................................... 109 2,950 1746Solid............................................................. 180 4,870 2883NOTE: The above weights may vary in accordance with moisture content, texture; etc.MISCELLANEOUS USEFUL INFORMATIONArea of circle: Multiply square of diameter by .7854.Area of rectangle: Multiply length by breadth.Area of triangle: Multiply base by 1 ⁄2 perpendicular height.Area of ellipse: Multiply product of both diameters by .7854.Area of sector of circle: Multiply arc by 1 ⁄2 radius.Area of segment of circle: Subtract area of triangle from area of sector of equalangle.Area of surface of cylinder: Area of both ends plus length by circumference.Area of surface of cone: Add area of base to circumference of base multipliedby 1 ⁄2 slant height.Area of surface of sphere: Multiply diameter 2 by 3.1416.Circumference of circle: Multiply diameter by 3.1416.Cubic inches in ball or sphere: Multiply cube of diameter by .5236.Cubic contents of cone or pyramid: Multiply area of base by 1 ⁄3 the altitude.Cubic contents of cylinder or pipe: Multiply area of one end by length.Cubic contents of wedge: Multiply area of rectangular base by 1 ⁄2 height.Diameter of circle: Multiply circumference by .31831.224