Which of the following statements is true regarding adjustable tower scaffolding?
A. It has a winch mechanism that raises the working platform as work progresses.
B. The Hoist-O-Matic™ is not recommended for masonry work.
C. The mason must relocate several times a day while the scaffold is being rebuilt.
D. The mason is not always working at the most convenient height.
Answer: A
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Normal practice when installing slip-on flanges is to extend the flange facing beyond the end of the pipe about _____ inch or the wall thickness of the pipe, whichever is greater.
a. 1/8 b. 1/4 c. 3/8 d. 1/2
One of the most common envelope sizes used in business correspondence is _____ inches
A) 41/8 x 81/2 B) 31/8 x 111/2 C) 81/2 x 11 D) 41/8 x 91/2
If you multiply 8.356 times 14.567, after multiplying ignoring the decimal point, you would place the decimal in the answer 7 places from the right.
Answer the following statement true (T) or false (F)
In structural steel shapes, L stands for both equal and unequal leg angles.
Answer the following statement true (T) or false (F)