C-39 Roofing Trade Practice Test Questions And Answers, Exams of Construction

Download C-39 Roofing Trade Practice Test Questions And Answers and more Exams Construction in PDF only on Docsity! C-39 Roofing Trade Practice Test Questions And Answers A roof is 80' x 64' and one pallet has 6.45 squares of material. How many pallets are needed? - correct answer 8 pallets The size of a house with a flat roof is 25' x 28'. It has a garage with a flat roof of 15' x 18'. How much roofing do the both of them need? - correct answer 10 squares A roof is 30' x 40'. If you need 1 square for the starter, 1 square for waste, and 1 2/3 square for hip and ridge, how much roofing material will you need? - correct answer 16 squares Given that a sloped roof has an area of 1,160 sq ft. How many rolls of 15 pound felt (4 sq/roll) are needed to cover the roof with one layer? - correct answer 3 Which statement is most correct? - correct answer Tar is distilled from soft coal Given a scale 1/4" = 1' what is 3'-6" - correct answer 7/8" C-39 Roofing Trade Practice Test Questions And Answers Which of the following is the correct order for installing a tile roof? - correct answer Lay underlayment; snap chalkline; load tile; install tile What is the purpose of a shake liner? - correct answer To waterproof the roof Which of the following are you most likely to use when nailing composition roof shingles on a felted plywood deck? - correct answer Coil nail gun Which of the following types of insulation cannot be used in direct contact with BUR? - correct answer Polystyrene board How should you walk on a roof with flat concrete tiles? - correct answer Step of the headlap of the tiles How would you load tile onto a roof? - correct answer Load 6 tiles high and 3 ft from the edge The chalk line for installing tile should be set - correct answer Perpendicular to the eave C-39 Roofing Trade Practice Test Questions And Answers A roof with a slope of 8:12 is considered what pitch? - correct answer 1/3 The color of coal tar pitch at its flash point is: - correct answer Bright Orange For roofing work high top leather-soled boots and -heeled boots: - correct answer Are not recommended Expansion joints are required and should always be provided: - correct answer Where steel framing, structural steel, or decking changes direction Where type of decking changes and Where additions are connected to existing buildings Area dividers for attached membrane systems are generally required at intervals of: - correct answer 150- 200 ft An asphalt-saturated felt in a roofing system is called: - correct answer Ply C-39 Roofing Trade Practice Test Questions And Answers What should you do when wood shakes are to be installed on a 3:12 slope? - correct answer Use at least type 15 felt and get the approval of the building inspector What is the maximum weather exposure for 24" wood shakes? - correct answer 10" When starting a new roof, what would you do first? - correct answer Check for nailing What is the minimum underlayment for asphalt shingles? - correct answer 15 lb The starter course for asphalt shingles should have an overhang of: - correct answer 3/4" The overhang for the starter course of wood shingles should be: - correct answer 1 1/2" The starter course for wood shakes should have an overhang of at least: - correct answer 1 1/2" C-39 Roofing Trade Practice Test Questions And Answers The lower exposed edge of a wood shingle is called the: - correct answer Shingle butt Shakes should extend beyond the rake edges approximately: - correct answer 1" The starter course of slate shingles should project _______ over the eave: - correct answer 1" When loading a roof with materials, where do you locate them? - correct answer Peak Roof valley flashing must extend ________ from the centerline in each direction for wood shakes, asbestos- cement, and slate shingles, and clay and concrete tile. - correct answer 11" Roof valley flashing must extend ________ from the centerline in each direction for wood and metal shingles. - correct answer 8" According to the Building Code, not more than _______ overlays of asphalt shingles may be applied over an existing asphalt shingle roof. - correct answer 2