A portable brake is used _____
a. as part of a fall protection system
b. for trimming slate and tile
c. to bend flashing materials
d. for controlling a material-handling hois
c
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A spot speed study was conducted on a freeway on which the mean speed and standard deviation were found to be 72.4 mi/h and 5.4 mi/h respectively. What is the range of values that would be expected to contain the middle 95% of speeds?
What will be an ideal response?
When transplanting a tree, it is important that the root flare not be buried by the backfill
Indicate whether the statement is true or false
Technician A says that the system should be vacuumed out so that all the old oil is removed. Technician B says that system evacuation (vacuuming) is done to remove moisture from the system. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
Wood roofs may be framed with solid lumber, engineered lumber, ____ timber, or a combination of any of these.
A. light B. graded C. heavy D. natural