Practice and Trades Flashcards
In order to comply with MIOSHA, all power cords must be
GFI Protected
MIOSHA rules state a ladder must extend what minimum distance above the upper landing surface?
3 feet
MIOSHA rules dictate the minimum distance between power lines and a portable non-metallic ladder. What is the minimum distance allowed?
10 feet
Which type of exposure to asbestos fibers is considered the most hazardous to your health?
Inhaling
A hole is defined as a gap or void in a walking-working surface of at least
2 inches
Which piece of personal protective equipment is an employee responsible for providing?
Safety toe shoes.
As the general contractor on the job site, you are responsible for overseeing the excavation and grading of the site. The soil conditions on the site consist of mostly clay. From the choices below, select the answer that is not true concerning the compaction of clay.
As water content of the clay increases, the density will also increase.
When building a slab on grade, what action would be performed last?
Placing reinforcing steel.
Bleeding” is defined as the
water rising to the surface of the concrete.
As the general contractor for a project, you are responsible for overseeing the pouring of the concrete slab foundation. When should the subgrade be lightly moistened prior to pouring the slab?
Prior to pouring the concrete.
The project you are working on requires a poured concrete foundation and was originally scheduled to start in October. Due to circumstances beyond your control, the start of the project is delayed until December. When is it acceptable to pour concrete over frozen subgrade?
Never
The chemical change that hardens concrete is called
hydration
The main benefit of using roof trusses instead of a conventionally framed roof is?
Roof trusses are capable of longer spans between support.
Insulation is rated for heat reflectivity using which symbol?
R
When constructing a brick veneer wall, which of the following statements would meet proper construction and code requirements?
Supporting structure is built before attaching the veneer.
Costs related to building a home such as materials, rented equipment, labor costs are best described as
Direct Costs
When placing a ladder against a 28 foot wall, what is the recommended distance from the bottom of the wall to the ladder?
7 feet
A test used to determine type of soil and bearing capacity.
Soil borings
Represents the total heat transmission loss through structural materials
U
Indicates types and location of siding, shingles, windows, and doors.
Elevation plan
From the choices below, select the term that best describes what is used to support a door header?
Trimmer stud.
What word best describes sheet metal used to protect the house from water leakage?
Flashing
Insulation in new construction must be installed
at the exterior wall joist headers (band joists).
Which type of drywall would be required above a bath tub?
M.R. D.W.