Questions and Answers 100% Pass
concrete units are classified according to their _______. - ✔✔Intended use, size, and
appearance
The traditional number of brick in a cube is ________. - ✔✔500
Stone collected in a field is called ________. - ✔✔Rubble
Mortar that is typically used in contact with earth for foundations, sewers, and walks is
classified as a type _______. - ✔✔M
In a residential installation, the minimum air space between wythes in a composite wall
is a set at ________. - ✔✔1 inch
The type pf eye protection that provides the best protection from all directions is
_________. - ✔✔Safety goggles
adhesion means the ability of mortar to _____. - ✔✔Stick to a surface
Once you have put the mortar on the board, you should work the mortar _______. -
✔✔Into a pile in the center of the board
When laying a unit in the bed joint, press down slightly and sideways, so the unit goes
against the one next to it. - ✔✔
If mortar falls off a moving unit, replace the mortar before placing the unit. - ✔✔
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, put down more mortar than the size of the final joint; remember that placing the unit
will compress the mortar. - ✔✔
The length of a spread is determined by the moisture content of the units. Don't string a
spread that is longer than what can be laid before water evaporates from the units and
the spread becomes too stiff to bond properly. - ✔✔
Don't move a unit once it's placed, leveled, plumbed, and aligned. - ✔✔
If a unit must be moved after it's placed remove all the mortar on it and rebutter it. - ✔✔
After lacing the unit, cut away excess mortar with your trowel and put it back in the
pan, or use it to butter the next joint. - ✔✔
Throw away mortar after 2 hrs. At that point, it's beginning to set and will not give a
good bond. - ✔✔
Masons should update their skills ________. - ✔✔All the time
Being a team player involves communicating clearly, keeping an eye out for potential
problems, and _________. - ✔✔Sharing information
A legitimate cause of absenteeism is _____________. - ✔✔Illness
A mason who is a free agent who can work for any contractor is called a(n)
______________. - ✔✔Journeyman
Responsible for managing/ supervising a group of workers - ✔✔Supervisors
Have general supervisors reports to them - ✔✔Superintendents
Owns the company, bids rn jobs, organizes the work, confers with the clients, and runs
the business. - ✔✔Contractors
Prepares everything - ✔✔Tender
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