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Nhbrc Questions 181 to 185

HomeNhbrc Questions 181 to 185

NHBRC QUESTIONS 181 - 185

181)What is the minimum angle/slope of concrete/clay roof tiles?
 
a)7 degrees
b)27 degrees
c)13 degrees
d)17 degrees

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182)What is the minimum pitch allowed for concrete or clay tiled roofs?
 
a)7 degrees
b)27 degrees
c)13 degrees
d)17 degrees

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183)Roof trusses shall be tied down to the supporting walls and columns by means of?
 
a)4mm brick force
b)Galvanized steel straps or galvanized steel wires that is built into the wall
c)Roof wire drilled into the wall
d)Galvanized steel wires & drilled into the wall

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184)Where must the drips provided on concrete roofs be, and at what depth?
 
a)Inside roof trusses and at 15 mm depth
b)At roof overhangs and 12 mm depth
c)Option 1 & 2 are correct
d)None of the above

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185)The specialist water proofing contractor shall provide a home builder with at least … guarantee?
 
a)6 Months
b)12 Months
c)3 years
d)5 years

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