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In ________________ roof, the common rafter slope upward from the opposite wall and they meet on a Ridge piece in the middle.(a) Couple-close roof(b) Lean-on roof(c) Collar beam(d) CoupleI had been asked this question in my homework.The query is from Types of Pitched Roofs in section Roofing Materials of Construction & Building Materials

Answer»

Right option is (d) COUPLE

The best explanation: In Couple ROOFS, the common RAFTERS are firmly secured in POSITION at both the ends, one in being on the ridge piece and the other on the wall plate. Such a roof is not very much favoured because it has the TENDENCY to spread out at the feet.



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