MNM Exam 2- Masonry Wall Construction Exam Questions and Answers 100% Pass

MNM Exam 2- Masonry Wall Construction Exam Questions and Answers 100% Pass What 4 functions should a wall, skin, and enclosure perform? - Answer- 1) express and or embody formal design intent, the making of inhabited space, and the mediation of interior and exterior, both visually and physically. 2) structural- gravity, live/dead loads, lateral loads 3) thermal resistance- slow movement of heat energy 4) moisture resistance- water, water vapor, humidity Why is masonry construction made up of multiple layers? - Answer- there are few, if any, materials that perform all 4 functions well. So each layer is often a different material, addressing the diverse functions of enclosure What are 4 categories/types of masonry walls? - Answer- 1) composite masonry walls 2)masonry cavity walls 3) masonry load bearing walls 4) reinforced masonry walls, or unreinforced Which type of masonry walls are mutually exclusive? - Answer- composite masonry walls and cavity walls Which types of masonry walls work together/NOT mutually exclusive? - Answer- load- bearing walls and reinforced masonry walls Are composite masonry walls loadbearing or non-loadbearing? - Answer- they can be either! What are composite walls made out of? - Answer- outer wythe- stone or face brick backup wythe (not seen)- another more affordable material usually hollow concrete masonry the wythes are bonded by horizontal steel reinforcement or steel tiles, and the space between can be filled with mortar (single mass) What do you need to take into account when picking materials for composite masonry walls? - Answer- evaluate differential thermal and moisture expansion characteristics to be sure that the wythes expand and contract at similar rates. also consider differential strengths and elasticities of the materials. Are masonry walls porous or non-porous? - Answer- every masonry wall is porous to some degree What is the purpose of a cavity wall? - Answer- prevents water from reaching the interior of a building by creating a hollow space between the inside and outside wythes of the wall What connects the airspace in a cavity wall? - Answer- spanned only by ties made of corrosion-resistant galvanized steel or stainless steel that holds the wythes together How does water escape after it penetrates through the outer wythe? - Answer- it is conducted down the cavity and out at the bottom of the wall by flashin