there is a residential building L = 20' B = 30' H = 20' s

there is a residential building
L = 20' B = 30' H = 20'
stairs L = 3' H = 20'
calculate the numbers of Threads and risers from stairs with formula

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there is a residential building L = 20' B = 30' H = 20' stairs L = 3' H ..

Answer / arunkumar

40 Riser,39 tred

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4 Yes

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there is a residential building L = 20' B = 30' H = 20' stairs L = 3' H ..

Answer / pavar

Riser= H/6" -(6")=20'/6"-(6")=39 Risers.
Threads=l/10"=40 threads.

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2 Yes

5 No

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