Roofing MCQ Multiple Choice Questions Answers - Page 9 for Practice
241. Aluminum coating on a roof reduces the heat load by percent, compared todark-surfaced roofing.
Correct Answer is: 45
242. Any time the width of a chimney exceeds feet a metal saddle flashing should be installed.
Correct Answer is: 2
243. Application of shingles in a closed-cut valley requires shingles extend at least how many inches beyond the valley centerline?
Correct Answer is: 12
244. Application of step flashing against a vertical side requires underlayment to be carried up onto the sidewall at least
Correct Answer is: 3 to 4 inches
245. Areas of loose membrane should be cut, heated and bonded to the substrate. An additional piece of the same material shall be installed beyond the area to be repaired extending a minimum of how many inches over the cut in all directions?
Correct Answer is: 6
246. As a general rule, most gutters are usually any of the following inches wide except
Correct Answer is: 2
247. At least a gauge metal should be used for gutters and downspouts.
Correct Answer is: 28
248. Ballast normally adds pounds per square foot of dead load.
Correct Answer is: 10
249. Ballasted EPDM systems are limited to a height of
Correct Answer is: 80 feet
250. Battens are required on roof slopes of
Correct Answer is: 7 in 12 and greater
251. Before applying roofing over prestressed concrete decks many manufacturers recommend the installation of
Correct Answer is: 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?
Correct Answer is: Covered with sheet metal patches nailed to the deck
253. Billy Ray is installing 24 inch tapersplit shakes. Billy Ray should use
Correct Answer is: Stainless steel 5d box nails 1 3/4 inches long
254. Cap flashing should extend into the mortar joint a minimum of how many inches?
Correct Answer is: 1.5
255. Closed-cut valley work requires the end shingle
Correct Answer is: Extend beyond the valley centerline 12 inches
256. Cold-applied bitumen emulsions should be applied at a rate of how many gallons per square?
Correct Answer is: 3
257. Cold-applied bitumens should be applied at a rate of how many gallons per square?
Correct Answer is: 3
258. Commercial standard slates up to 18 inches long should normally be fastened with penny nails.
Correct Answer is: 3
259. Continuous flashing over unsealed underlayment requires
Correct Answer is: Flashing over unsealed underlayment
260. Corrosion resistant drip edges should extend how many inches back from the edge?
Correct Answer is: 3
261. Corrosion resistant should be used when blocking is not used.
Correct Answer is: Edge clips
262. counter batten system of 1 X 2 should be mounted vertically
Correct Answer is: 16 inches on center
263. Cover all large cracks and resinous areas with
Correct Answer is: Sheet metal
264. CPE roofing may be used with all of the following except
Correct Answer is: Stainless steel nails
265. Dead level asphalt or pitch can be heated safely to degrees.
Correct Answer is: 400
266. Do not heat asphalt to within degrees Fahrenheit of the flash point.
Correct Answer is: 25
267. Dont apply aggregate surfacing to roofs with slopes over inches per foot.
Correct Answer is: 3
268. Drip edge should be fastened with nails a maximum of inches on center.
Correct Answer is: 10
269. Drip edges should be made of corrosion resistant material and extend inches back from the roof edge.
Correct Answer is: 3
270. During the application of slate care should be taken to ensure proper jointing
Correct Answer is: Not less than 3 inches and as near the center as possible
