week 9 MEASURE Flashcards
What is the formula for devising he going and rise of stairs?
2R+G= 610mm - 635mm
What is the MAXIMUM RISE?
R Max= 190
What is the MINIMUM GOING
G Min = 250
What is the MAXIMUM SPAN and DEPTH for primary FLOOR beams (steel)
FLOOR
15m SPAN
span/20 =DEPTH
What is the MAXIMUM SPAN and DEPTH for SECONDARY FLOOR beams (steel)?
FLOOR
12m SPAN
Span/25 = DEPTH
What is the MAXIMUM SPAN and DEPTH for SECONDARY ROOF beams (steel)?
12m SPAN
Span/30 = DEPTH
What is the MAXIMUM SPAN and DEPTH for PRIMARYROOF beams (steel)?
15m SPAN
Span/25 DEPTH
What is the MAXIMUM SPAN and DEPTH for SECONDARY ROOF beams (timber)?
8M span
span/25
What is the MAXIMUM SPAN and DEPTH for PRIMARYROOF beams (timber)?
10M span
Span/20 = depth
What is the MAXIMUM SPAN and DEPTH for SECONDARY FLOOR beams (timber)?
8M span
span/20 = depth
What is the MAXIMUM SPAN and DEPTH for PRIMARYFLOOR beams (timber)?
10M SPAN
Span/12 = depth