27202 Roof Framing CC

A yellow tag on a scaffold means that the scaffold can be​ used, but only with fall protection.

• true

• false

A vertical lifeline may be used to support several​ workers, but it must be able to support​ 3,000 pounds for each person tied to it.

• true

• false

An anchor point used for tying off a safety harness should be​ _____.

• at the height of the​ D-ring

  
  

• at height of the​ B-ring

  
  

• above you

  
  

• below you

  
  

Approximately how many pounds of nails would be needed to install 10 squares of composition​ shingles?

• 20

• 10

• 15

• 25

The shingles in common use today are​ _____.

• asbestos fiber shingles

  
  

• architectural shingles

  
  

• infrastructure shingles

  
  

• composition shingles

  
  

An underlayment is used when installing​ hand-split wooden shakes in order​ to_______.

• create a more attractive appearance

  
  

• prevent mildew

  
  

• prevent deterioration

  
  

• block​ wind-driven rain

  
  

The underlayment commonly used in pitched roof installations is​ _____.

• ​rubber-saturated felt

  
  

• ​asphalt-saturated felt

  
  

• rubber membrane

  
  

• coated paper

  
  

All tile roofing material is made of clay.

• true

• false

A rule of thumb for attic ventilation is 1 square foot of ventilation for every​ ____ square feet of attic area.

• 200

• 300

• 250

• 500

When the amount of ventilation is calculated using the rule of​ thumb, it must be doubled to account for intake and exhaust ventilation.

• true

• false