Roofing MCQ Questions and Answers Quiz

251. Before applying roofing over prestressed concrete decks many manufacturers recommend the installation of

  1. 2,500 psi concrete fill
  2. 1/2 inch thick protection board
  3. 3 inches of 2,500 psi concrete
  4. 2 inches of 2,500 psi concrete

252. Before re-roofing, all large cracks, knotholes, loose knots and resinous areas in the deck should be?

  1. Covered with sheet metal patches nailed to the deck
  2. Filled and sealed
  3. Cleaned out and sealed
  4. Addressed

253. Billy Ray is installing 24 inch tapersplit shakes. Billy Ray should use

  1. Stainless steel 5d box nails 1 3/4 inches long
  2. Blue 5d box nails 1 3/4 inches long
  3. Steel wire 5d common nails 1 3/4 inches long
  4. Bright 5d box nails 1 3/4 inches long

254. Cap flashing should extend into the mortar joint a minimum of how many inches?

  1. 1
  2. 1.5
  3. 2
  4. 2.5

255. Closed-cut valley work requires the end shingle

  1. Be dubbed
  2. Be laced
  3. Extend beyond the valley centerline 12 inches
  4. Be woven

256. Cold-applied bitumen emulsions should be applied at a rate of how many gallons per square?

  1. 1
  2. 2
  3. 3
  4. 4

257. Cold-applied bitumens should be applied at a rate of how many gallons per square?

  1. 1
  2. 2
  3. 3
  4. 4

258. Commercial standard slates up to 18 inches long should normally be fastened with penny nails.

  1. 12
  2. 10
  3. 6
  4. 3

259. Continuous flashing over unsealed underlayment requires

  1. mortar installation at the eaves
  2. Flashing over unsealed underlayment
  3. Flashing under unsealed underlayment
  4. Asphalt barriers be installed with lead skirts

260. Corrosion resistant drip edges should extend how many inches back from the edge?

  1. 1
  2. 2
  3. 3
  4. 4
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