beautypg.com

Concrete columns – Calculated Industries 3088 User Manual

Page 30

background image

Step 4 — Find Total Area
Recall Memory

[Rcl] [Rcl]

Answer: 1038.917 SQ FT

Multiply by depth

[x] 4 [Inch] 1 [/] 2 [=]

Answer: 389.5938 CU FT

Convert to yards

[Conv] [Yds]

Answer: 14.4294 CU YDS

Concrete Columns

You’re going to pour five columns, each of

which has the following dimensions: Diameter 3
feet 4-1/2 inches, height 11 feet 6 inches. How
many cubic yards of concrete will you need for all
five columns?

COMMENTS

KEYSTROKES

Clear calculator

[On/C] [On/C]

Step 1 — Find Surface Area of Column
Enter diameter

3 [Feet]

4 [Inch] 1 [/] 2

Find surface area

[Circ] [Circ]

Answer: 8.946177 SQ FT

Step 2 — Find Volume
Multiply by height

[x] 11 [Feet]

6 [Inch] [=]

Answer: 102.881 CU FT

Convert to yards

[Conv] [Yds]

Answer: 3.810409 CU YDS

Multiply by 5 columns

[x] 5 [=]

Answer: 19.05204 CU YDS

30 — Construction Master III

®