Calculated Industries 4065 v3.1 User Guide User Manual
Page 55
U
SER
’
S
G
UIDE
— 47
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 Yard:
1 • 7 5 ß 0
(wt/vol)
1.75
T
on
P
er
CU YD
2. Enter diameter and find Circle area:
o 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 h
HGHT 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
T
on
Ç 4
(lbs)
66682.14
LB
Ç 1
(kg)
30246.51
k
G
For Trig Model (#4080) Users:
As this model does not have a
h
key, you must enter the height using the
r
key.
STORED