An apprentice program traditionally requires 8,000 hours of training, which is equivalent to _____.
a. one year
b. two years
c. four years
d. five years
Answer: C
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If you see an unsafe condition on a job site, you should ______.
a. simply avoid it b. tell a co-worker c. call OSHA d. report it to a supervisor
Develop additional defi nitions for the following design problems:
a. a reserved seat system for commuter trains b. a manufacturing assembly line for making picture frames c. a sorting machine for plastic bricks of various colors What will be an ideal response?
A building requires four drilled piers with a shaft diameter of 24 inches, a bell diameter of 48 inches, and a bell angle of 50 degrees. The height from the bottom of the bell to the top of the pier is 10 feet. Using a waste factor of 12 percent, determine the number of cubic yards of concrete needed to pour the drilled piers.
What will be an ideal response?
?What is the minimum recommended insulation value for piping and components in a drainback system?
A. ?R-2 B. ?R-3 C. ?R-10 D. ?R-12