Supervised Review

Question 1

3 key elements of WHMIS?

Answer 1

Labels , material safety data sheets, education

Question 2

How should plywood be placed when handsawing?

Answer 2

Good side up

Question 3

When using screws to fasten MDF together, you should?

Answer 3

Pre-drill the same or slightly longer than the screw

Question 4

When layers of paper are bonded together to manufacture plastic laminate. What is used as a bonding agent?

Answer 4

Phenolic resin

Question 5

Generally, nails should be ____ times the thickness of material being fastened.

Answer 5

2

Question 6

Which nails are used to fasten exterior wood trim?

Answer 6

Casing

Question 7

Which adhesive is waterproof an made from resin and powdered catalyst?

Answer 7

Resorcinol

Question 8

How far from the edge of an excavation must a spoil pile be placed?

Answer 8

1 m

Question 9

Which type of circular saw blade is suited for both cutting across the grain and parallel to the grain?

Answer 9

Combination.

Question 10

How should one carry a chainsaw?

Answer 10

With the guide bar pointed to the rear

Question 11

When is it acceptable to use the drop-start method to start a chainsaw?

Answer 11

You should never use this method

Question 12

When applying for a building permit how many sets of site plans are typically required?

Answer 12

2 sets

Question 13

What are set-backs measured from?

Answer 13

Property lines

Question 14

What is the name of the stick that is placed on top of the footing and is sighted through builders level?

Answer 14

Grading rod

Question 15

What is best suited to minimize settlement after trench is back filled

Answer 15

Blade temper

Question 16

Before concrete floor has been placed, you should…. To keep it dry

Answer 16

Place a vapour barrier

Question 17

During lumber curing, at what stage does it start to shrink?

Answer 17

When water starts to evaporate from the cell walls

Question 18

Fibre saturation point is reached when…

Answer 18

No water is left in the cell cavities, but walls are full.

Question 19

Where should particleboard not be used as an underlayment?

Answer 19

Over concrete or below grade

Question 20

What are the sanding motions of an oscillating finishing sander?

Answer 20

Straight line back and forth

Question 21

How do you adjust the band saw to make it track properly?

Answer 21

Adjust the upper wheel tracking mechanism

Question 22

Which part of the stationary disk sander is used for sanding?

Answer 22

The portion of the disk that rotates down

Question 23

One reason for adjusting the speed of the drill press is dependent on the type of material being worked. What is a second reason?

Answer 23

Diameter of the bit

Question 24

How does close-coat sandpaper compare to open-coat?

Answer 24

Clogs quicker

Question 25

What is a major factor in selecting the size and species of studs for a wood foundation ?

Answer 25

Depth of backfill

Question 26

What must support a load bearing wall running parallel with the floor joists?

Answer 26

Designed beam or load bearing wall

Question 27

When must an engineer be involved in trimmer sizes?

Answer 27

When header exceeds 2000 mm

Question 28

Whmis requires ____ types of identification.

Answer 28

3

Question 29

As the angle on slings decreases the amount of stress on the sling _____.

Answer 29

Increases

Question 30

Glued together planks and boards must be ____ or less in thickness.

Answer 30

50 mm

Question 31

The disadvantage of using a standard coupler on air line is that they _______.

Answer 31

Greatly reduce air flow. Thereby decreasing the operating speed of the tool.

Question 32

What is bounce firing? What is sequential firing?

Answer 32

You hold the button and it continues for bounce. You release and depress for sequential firing.

Question 33

Pneumatic tools are run by:

Answer 33

A volume of air CFM (cubic feet per minute)

Question 34

Cranking handle at top of a radial arm saw does this?

Answer 34

Adjust the depth of cut

Question 35

When installing a concrete block basement rebar dowels installed in the footings should be at least ____ mm long.

Answer 35

600 mm at 200 mm o.c. (1.2 max)

Question 36

When cutting a concrete slab to create a control joint you should cut atleast...

Answer 36

Atleast 1/4 depth and not more than 1/3

Question 37

The building code pertains to columns used to support beams carrying loads from not more than ____ wood framed floors.

Answer 37

3

Question 38

A third class lever is?

Answer 38

Like your arm

Question 39

A second class lever has both arms on the same side of fulcrum. T or f

Answer 39

T. A wheelbarrow

Question 40

The cutting plane on a print is taken approximately ____ above the floor.

Answer 40

1.8

Question 41

The cutting plane in a kitchen is lowered to ____.

Answer 41

1.2 mm

Question 42

With cranes, the area of the blocking should be a minimum of ____ times the gloat area.

Answer 42

3

Question 43

As wood begins to dry out, it first loses the water from the ___ ___.

Answer 43

Cell cavities

Question 44

When there is no water left in the cell cavities but the cell walls are full, this is called?

Answer 44

Fibre saturation point

Question 45

When does wood begin to shrink?

Answer 45

When moisture is lost from the cell walls

Question 46

Loose knots often have bark around them. T or F

Answer 46

T

Question 47

Which crosscut saw gives the best result when sawing plywood?

Answer 47

A 10-12 point crosscut saw

Question 48

Interior plywood is bonded together with non-waterproof glue when the moisture content is expected to be less than ___.

Answer 48

20%

Question 49

What is kerf?

Answer 49

Width of the teeth of blade or width of cut of material

Question 50

In a wood suspended floor system in conjunction with a PWF untreated materials can be used on the floor if...

Answer 50

If the distance from the granular fill to the joists is greater than 300 mm.

Question 51

Why not use steel trowel on air-entrained concrete?

Answer 51

Scaling

Question 52

A grade beam used to support a wood framed structure must be atleast ____ above finished grade.

Answer 52

150 mm