User Manual

U SER ’ S G UIDE — 53
Concrete Columns
Find the cubic yards of concrete required to pour five columns, if
each has a diameter of 3 feet 4-1/2 inches and a height of 11 feet 6
inches. If the concrete weighs 1.75 tons per cubic yard, what is the
total weight in tons? In pounds? In kilograms?
KEYSTROKE DISPLAY
1. Enter weight in tons per cubic yards:
1 • 7 5 ß 0 1.75 Ton Per CU YD
2. Enter diameter and find circle area:
o 0.
3 f 4 i 1 / 2 3 FEET 4-1/2 INCH
C C AREA 8.946176 SQ FEET
3. Enter height and find total volume of concrete:
1 1 f 6 i r RISE 11 FEET 6 INCH
Ç C (Column/Cone) COL 102.881 CU FEET
Ç y 3.810408 CU YD
x 5 = 19.05204 CU YD
4. Convert volume to weight in tons, pounds, and kilograms:
Ç 6 (tons) 33.34107 Ton
Ç 4 (lbs) 66682.14 LB
Ç 1 (kg) 30246.51 kG
4065UG-E-B 6/9/04 1:49 PM Page 53