WET STANDPIPE SIZING

[murtazakhan]

HI everyone

If i have G+4 Building and have 2 1/2'' FHC 6 nos at 4th floor, 3 at 3rd floor and 5 on each 1st and ground floor then what will be the size of individual branches to each floor and of the main riser. the system is of wet standpipe. Plz attached reference tables as well.

 

[chicopee]

You should hire the services of a fire protection engineer as it appears that your question is outside your capability since many elements needed to size the standpipe are not mentioned in your OP.