C-39 ROOFING TRADE TEST 1 AND TEST 2 | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | VERIFIED ANSWERS | LATEST VERSIONS 2026

C-39 ROOFING TRADE TEST 1 AND TEST 2 | ALL QUESTIONS AND CORRECT ANSWERS | GRADED A+ | VERIFIED ANSWERS | LATEST VERSIONS 2026
1. Composition flashing (base flashing) should be fastened with:
 ANSWER: One-inch solid cap-head nails or nails driven
through tin disks
2. Pitch pockets or pitch boxes:
 ANSWER: Are not recommended because they require
extensive maintenance
3. Reinforced concrete can be used as a structural deck. Which
of the following is a correct statement?
 ANSWER: Some moisture will remain in concrete decks even
after the surface is dry
4. Roofing insulation and membranes must be protected from
latent moisture in concrete decks. In northern climates, this is
usually accomplished with:
 ANSWER: A vapor retarder or a venting sheet