Manual

54 — CONSTRUCTION MASTER



PRO

Concrete Columns

Find the cubic yards of concrete required to pour five (5) 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 to-

tal weight in tons? In pounds? In kilograms?

Keystroke Display

1. Find circle area:

[On/C] [On/C] 0.

3 [Feet] 4 [Inch] 1 [ / ] 2 3 FEET 4-1/2 INCH

[Circ] [Circ] AREA 8.946176 SQ FEET

2. Enter height, find total volume of concrete and add into Memory:

For the Handheld and Desktop:

11 [Feet] 6 [Inch] [Rise] RISE 11 FEET 6 INCH

[Column] COL 102.881 CU FEET

[Conv] [Yds] 3.810408 CU YD

[x] 5 [=] 19.05204 CU YD

[M+] 19.05204 CU YD

For the LT and Trig Plus III:

[x] 11 [Feet] 6 [Inch] 11 FEET 6 INCH

[=] 102.881 CU FEET

[Conv] [Yds] 3.810408 CU YD

[x] 5 [=] 19.05204 CU YD

[M+] 19.05204 CU YD

3. Enter weight in tons per cubic yards:

1.75 [Stor] [8] 1.75 Ton Per CU YD

(Cont’d)