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CONCRETE COLUMNS
Example: Find the Cubic Yards of concrete required to pour five columns, if each has a diameter of
3 Feet 5-1/2 Inches and a height of 10 Feet 6 Inches. If the concrete weighs 1.75 Tons per Cubic Yard,
what is the total weight in Tons? in Pounds? in Kilograms?
KEY INPUT & DISPLAY
1. Enter weight in Tons per Cubic Yard:
.
1
7
5
Stor
2. Enter diameter and find Circle area:
On/C
On/C
3
5
Feet
Inch
Circ
Circ
3. Enter height and find total volume of concrete:
1
0
6
Feet
(Column/Cone)
Conv
Circ
Conv
Yds
=
×
5
4. Convert volume to weight in tons, pounds, and kilograms:
6
(tons)
Conv
4
(lbs)
Conv
1
(kg)
Conv
0
(wt/vol)
1
/
2
Inch
Height
d= 3' 5-1/2"
Page 13
1.75
STORED
Ton Per CU YD
0
3
5-1/2
Feet
Inch
AREA 9.393417
SQ Feet
HGTH 10
6
Feet
Inch
COL 98.63087
CU Feet
COL 3.652995
CU YD
18.26498
CU YD
31.96371
Ton
63927.42
LB
28996.99
kG
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