Other Skilled Trades Roofing 3

Question 1

What is the recommended minimum fastener penetration into solid wood decking when applying asphalt shingles?

Accepted Answer

3/4 inch

Answer

Roofing nails must penetrate at least 3/4 inch into the roof deck (or through the deck if it is thinner than 3/4 inch) to ensure adequate holding strength.

Question 2

Which of the following best describes a 'Dutch gable' (gablet) roof?

Accepted Answer

A gable roof with a small hip at the top of each gable end

Answer

A Dutch gable (also called a gablet) is a hybrid roof combining a hip roof at the bottom with a small gable (gablet) at the top of each hip end.

Question 3

When tearing off an old roof, what is the proper method for disposing of asphalt shingle waste in most US jurisdictions?

Accepted Answer

Placing shingle waste in a rented roll-off dumpster for landfill disposal

Answer

Torn-off asphalt shingles are generally disposed of in roll-off dumpsters and taken to a landfill; some areas have recycling programs, but open burning is illegal in most jurisdictions.

Question 4

What does the class rating (Class A, B, or C) of a roofing material indicate?

Accepted Answer

The material's resistance to fire

Answer

Class A, B, and C ratings measure a roofing material's fire resistance; Class A provides the highest level of protection against fire exposure.

Question 5

What is the primary purpose of a cricket or saddle behind a chimney?

Accepted Answer

To divert water around the chimney and prevent ponding

Answer

A cricket (or saddle) is a peaked mini-roof structure built behind a chimney to shed water around the chimney and prevent water from pooling, which can cause leaks and rot.

Other Skilled Trades Practice Test

Other Skilled Trades Practice Test

Other Skilled Trades Roofing 3