Woodworking: Purchasing Lumber

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Questions and Answers

What does S2S stand for in the context of lumber?

  • Two sides are sawn
  • Two sides are planed (correct)
  • Two sides are sanded
  • Two sides are sealed

Which plywood panel consists of five layers?

  • Cross board panel
  • 3-ply panel
  • Core panel
  • 5-ply panel (correct)

What property makes plywood strong in both length and width?

  • Number of plies
  • Thickness
  • Size of the plywood
  • Bonding at right angles (correct)

Where is marine plywood recommended to be used?

<p>Outdoor constructions (D)</p> Signup and view all the answers

What is the main difference between S2S and S4S lumber?

<p>Number of sides planed (B)</p> Signup and view all the answers

How is the board measure of a piece of lumber calculated?

<p>Multiply the thickness in inches by the width in inches, then by the length in feet, and divide by 12. (B)</p> Signup and view all the answers

If a piece of lumber is 2.5 inches thick, 6 inches wide, and 8 feet long, what is its board measure?

<p>24 board foot (D)</p> Signup and view all the answers

What happens to a board less than 1 inch thick when calculating its board measure?

<p>It is counted as 1 inch. (C)</p> Signup and view all the answers

How is a board thicker than 1 inch computed when calculating its board measure?

<p>Rounded to the nearest smaller quarter-inch thickness. (C)</p> Signup and view all the answers

What is rough lumber?

<p>Lumber that has not been planned or processed. (B)</p> Signup and view all the answers

If a piece of lumber is 1⅝ inches thick, 7 inches wide, and 10 feet long, what is its board measure?

<p>14 board foot (A)</p> Signup and view all the answers

What is the defining characteristic of board lumber?

<p>Processed into flat, rectangular pieces (D)</p> Signup and view all the answers

What is the size range for board lumber in metric units?

<p>5 cm thickness, 41 cm width, and 720 cm length (B)</p> Signup and view all the answers

How does plank lumber differ from board lumber?

<p>Thinner and narrower than board lumber (B)</p> Signup and view all the answers

What are the maximum dimensions in metric units for plank lumber as per the text?

<p>12.5 cm thickness, 51 cm width, and 1200 cm length (B)</p> Signup and view all the answers

Which of the following best describes timber?

<p>Suitable for structural purposes in construction (C)</p> Signup and view all the answers

In the context of lumber types discussed, which one would likely be used for building a house frame?

<p>Timber (C)</p> Signup and view all the answers

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