On an elevated workstation, stack masonry units far enough apart to _____.
a. allow room to use a wheelbarrow
b. provide tool and equipment storage space
c. leave room for mortar pans
d. permit a safe walking path
c. leave room for mortar pans
You might also like to view...
Which agency independently investigates incidents?
a. Department of Transportation (DOT) b. Occupational Safety and Health Administration (OSHA) c. Environmental Protection Agency (EPA) d. Chemical Safety and Hazard Investigation Board (CSB)
Yearling feeders should never be used to clean up crop residues such as cornfields
Indicate whether the statement is true or false.
For a small scale hydroelectric project, the use of a(n) _______________ turbine is often a good choice
Fill in the blank(s) with the appropriate word(s).The vertical displacement v of a cracked slurry infiltrated fiber concrete member at maximum shear stress is given by v = a + bw, where w is the crack width, and a and b are estimated from data to be a = 2.5 ± 0.1 mm and b = 0.05 ± 0.01. Assume that w = 1.2 ± 0.1 mm.
a. Estimate v, and find the uncertainty in the estimate. b. Of the uncertainties in w, a, and b, only one has a non-negligible effect on the uncertainty in v. Which one is it?