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Nhbrc Questions 141 to 145

HomeNhbrc Questions 141 to 145

NHBRC QUESTIONS 141 - 145

141)What is the minimum height above ground level for timber floor joists?
a)150 mm
b)250 mm
c)350 mm
d)400 mm

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142)Minimum height of underside lintel level for windows, doors etc. above finished floor level is
a)2 100 mm
b)2 600 mm
c)2 400 mm
d)2 000 mm

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143)What is the minimum height of a window from roof to the upper top of the window?
a)450 mm
b)600 mm
c)800 mm
d)1100 mm

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144)The external sills at windows should be
a)Level
b)Slopped towards
c)Slopped inwards
d)curved

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145)Lugs for door/window frames shall extend approximately …. into the masonry wall?
a)100 mm
b)250 mm
c)300 mm
d)450 mm

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