Carpentry Quiz 1

Good housekeeping on the job site includes ___.

• storing materials and supplies in neat piles

• preventing the accumulation of wood, nails, or bolts in aisles and walkways

• placing rubbish and scrap containers for proper disposal

• All of the above.

Excavated soil and rock must be stored at least ___ away from the edge of an excavation.

• 1'

• 2'

• 5'

• None of the above.

Under which conditions is shoring required for excavating?

• When the hole is more than 5' deep

• If the sides are more than the angle of repose of the material being excavated

• When the ground is cracked or a cave-in is likely to occur

• All of the above.

Which of the following is not a lumber defect?

• Wild grain

• Honeycombing

• Blue stain

• Wane

What does plywood Exposure 2 rating indicate?

• Grade 2 softwood

• Exterior, fully waterproof, for use where it will be subjected to permanent exposure to water

• Waterproof adhesive for exposure to weather during long construction delays

• Intermediate adhesive for protected interior use

Basic classifications of ______ grading include boards, dimension, and timbers.

• hardwood plywood

• softwood plywood

• hardwood

• softwood

Which of the following is not a form of engineered lumber?

• LVL

• Glulam

• PVC

• ISSL

Which of the following is the principal way that concrete cures?

• The water evaporates.

• There is a chemical reaction between the water and the cement.

• The water is absorbed by the aggregate.

• There is a chemical reaction between the water, the cement, and the aggregate.

What does 24/16 mean in the grade stamp on a sheet of OSB?

• There are 24 layers with 16 of them being in the core.

• The panel is rated for 24 days of dry exposure or 16 days of damp exposure.

• The panel can span 24" if it is 1/2" thick or more, but only 16" if it is less than 1/2".

• The panel can span 24" on a roof or 16" on a floor.

Which of the following is an accurate description of ripsaw teeth?

• They are smaller than crosscut saw teeth.

• They are filed at an angle of 45 degrees to 60 degrees from the line of the saw.

• They are set to alternating sides to make the kerf wider than the thickness of the saw blade.

• They are filed to sharp points to cut off wood fibers.