WorksheetsConstruction Materials Test
Total questions: 53
Worksheet time: 28mins
Which of the 3 choices below is an active ingredient used in making the other 2 choices?
cement
Concrete
mortar
Concrete has 4 main ingredients when mixing it. Changing the amount of which of those 4 materials in the mixture has the greatest effect on the stregth of concrete?
Water
Cement
Sand
Stone (Aggregate)
When a force (or weight) is applied to the top of a slab of concrete, the top and bottom experience different types of stresses. What type of stress wears on the Top of Slab?
Tension
Compression
When a force (or weight) is applied to the top of a slab of concrete, the top and bottom experience different types of stresses. What type of stress wears on the Bottom of Slab?
Tension
Compression
What is the name for the most commonly used type of reinforcement in concrete?
Rebar
Stone (aggregate)
copper
Threaded Rod
What causes each grain line you see on a piece of lumber?
Saw blade marks from the cutting process
Each line is a channel bugs used to move within the tree
The trees growth rings
spots of high moisture content in the wood
Where is a piece of wood the weakest and most liekly to fail?
in the center
Anywhere there is a knot
closest to the edge
Along the grain lines
Which type of wood is promarly used when framing houses
hardwood
softwood
sapwood
heartwood
Lumber is called "green" when... (NOTE: This is different than being green treated)
it is stained by fungi
the tree is still standing
it is first cut from the log
it has dried and is ready for paint
Which of the following happens when wood dries
it changes color
it shrinks
it gets heavier
it gives off an odor
What is special about pressure treated lumber?
More moisture resistant than other lumber
stronger than other lumber
lighter than other lumber
Deforms less than other lumber
What is the name A pointing to
End
Edge
Face
What is the name B pointing to
End
Face
Edge
What is the name C pointing to
Edge
End
Face
Name the defect
Knot
Cup
Twist
Bow
Wane
Name the defect
Twist
Wane
Cup
Crown (Crook)
Knot
Name the defect
Bow
Crown (Crook)
Cup
Twist
Knot
Name the defect
Wane
Twist
Crown (Crook)
Knot
Bow
Name the defect
Knot
Cup
Crown
Twist
Bow
Name the defect
Crown (Crook)
Cup
Twist
Knot
Wane
Select all of the following that are proper stepts included in storing lumber properly?
Leave lumber left outside uncovered to give it plenty of access to air and sunlight for drying
Keep lumber lifeted off the ground with dunnage boards to prevent moisture through ground contact
Keep the pile strapped together as long as possible
Once unstrapped, spread the pile out as much as possible so that if a board warps it won't affect the others.
Dimensional lumber is commonly sold with an eased edge. What is an eased edge.
A groove is cut down the center of the face to allow a strap to sit in for shipping
The slight angle at the end of a board that eases the width up to what it should be.
The area along the board where lumber is missing because that board was cut from the outer edge of the tree.
The rounding off of the sharp corners for the entire length of the board.
What is done in plywood manufacturing that makes it stronger than standard dimensional lumber?
It is tamped with information avout its intended purpose
The grain direction change from layer to layer
It is painted to help seal the sheet
Each sheet is filled iwth a moisture resistanct chemical
The exposure rating of an engineered panel tells you.....
the strength of the panel
if the panel is good for photographing
the light sensitivity of the wood being used
how the panel will react to and handle moisture
An engineered panel has a Span Rating of 32/16. What does this tell you about using the panel?
The thickness of the panel
How often the panel is able to get wet
the distance you should have between the supports behing or below the panel
which orientation will be the strongest for the panel
What is the name of number 1
Top Chord
Webs
Bottom Chord
What is the name of number 2
Top Chord
Webs
Bottom Chord
What is the name of number 3
Top Chord
Webs
Bottom Chord
Match the most common engineered structural panels to their engineered lumber counterparts that are mad most similarly to them. OSB:
Laminated Veneer Lumber
Laminated Strand Lumber
Match the most common engineered structural panels to their engineered lumber counterparts that are mad most similarly to them. Plywood
Laminated Veneer Lumber
Laminate Strand Lumber
What is the name of arrow A
point
shank
gauge (diamond)
head
What is the name of arrow B
Shank
Head
Gauge (diameter)
Point
What is the name of arrow C
Shank
Head
Point
Gauge (diameter)
Head
Point
Gauge (diameter)
Shank
What is the general role of the head of a fastener?
To act as a decorative element, especially those with fancy patterns
To act as a clamp to keep town or more materials tight to each other
To distribute the nails weight evenly across the surface
To prevent the nail from bending or breakding under pressure
Name the screw drive
Square/ Robertson
Philips
Hex/Allen
Torx
Slotted
What is the screw drive
Hex/Allen
Phillips
Torx
Slotted
Square/Robertson
What is the screw drive?
Slotted
Square/Robertson
Philips
Torx
Hex/Allen
What is the screw drive
Torx
Slotted
Square/Robertson
Slotted
Hex/Allen
What is the screw drive
Square/Robertson
Hex/Allen
Torx
Phillips
Slotted
Scres with self tapping tips are most often used to screw through what material?
Sheet metal
wood
plastic
sheetrock
The length of nails is described using the____ system in America
nickel
dime
penny
quarter
Screws are sold noting two measurements (ex: 9 x 3). What do these two numbers refer to
Gauge (diameter) and Length
Number of threads per inch and Length
Number of threads per inch and Head size
Gauge (diameter) and Head size
Fasteners coated with zinc to slow rusting are called
phosperous
stainless steel
bright
galvanized
Nails and screws are by far the most common fasteners, but how do you choose between them? What are positive attributes for nails?
Faster to install
Removable
Better shear strength
Better fastenign power (clamping force)
Nails and screws are by far the most common fasteners, but how do you choose between them? What are positive attributes for screws?
Removable
faster to install
better shear strength
better fastening power (clamping force)
Which of the following fastener lengths would be the best to select if I want to fasten a 1x4 board to a 2x4 board face to face?
1 inch
2 inches
2 1/2 inches
3 inches
Which fastener coating should never be used in an exterior project?
stainless steel
phosphate
epoxy
cadmium
zinc
Use the table below to determine how many 8d common nails you should use when nailing a continuous header to a stud.
8
5
4
11
Metal pieces, called connectors, are formed into various shapes to join materials together in construction. Which of the following are the most common material connections you can buy connectors for?
wood-to-wood
wood-to-brick
wood-to-concrete
wood-to-plastic
What is the name of the #1 leading company in the connectors industry?
Simpson Strong Tie
WoodPro Connections
Big Timber Brackets
Tyvek Tight Fit
The type of glue that is often used to bond floor systems together to help prevent squeals is called...
super glue
contact cement
construction adhesive
wood glue
What is the difference between glues and caulks in construction.
Nothing, they are interchangeable
One bonds and the other seals
One is sticky and the other is slimy
One is paintable and the other is not paintable
