Roofing Inspection Section#1 Steep Roofing Quiz#15

You should have finished Study Session 14 before starting this study session. Roll roofing is the last topic in the Steep Roofing section. We've left it to the end because it is the lowest quality roofing.

The estimated completion time is thirty minutes.

Objectives
At the end of this Study Session, you should be able to:

• Recognize roll roofing.
• Explain how it is installed.
• Discuss how it fails.
• Explain what to look for to find the failure.

• Question 1

  Needs Grading

  	Another name for roll roofing is:
  	Selected Answer: selvage roofing Correct Answer:   Selvage roofing Response Feedback: [None Given]

• Question 2

  Needs Grading

  	How long (maximum) should pieces of roll roofing be between seams? (length, not width)
  	Selected Answer: 12 to 18 Correct Answer:   18 feet Response Feedback: [None Given]

• Question 3

  Needs Grading

  	Roll roofing is commonly used as what kind of flashing?
  	Selected Answer: aluminum galvanized steel Correct Answer:   Valley flashing Response Feedback: [None Given]

• Question 4

  Needs Grading

  	Roll roofing is most similar to what other material we've discussed?
  	Selected Answer: asphalt shingles Correct Answer:   Asphalt shingles Response Feedback: [None Given]

• Question 5

  Needs Grading

  	What are the common failure modes for roll roofing? (name 4)
  	Selected Answer: 1. Cracking 2. Blistering 3. Buckling 4. Loss of granular materials Correct Answer:   Cracking Blistering Buckling Loss of granular material Response Feedback: [None Given]

• Question 6

  Needs Grading

  	What is algae discoloration?
  	Selected Answer: it is result of moisture on the roof surface Correct Answer:   It is the result of moisture and is harmless. Response Feedback: [None Given]