
DrainageNot Just Another Hole in the Ground | PM Engineer
7/7/2003· The most common purpose of drainage is to remove water from a water-based fire suppression system, such as a fire sprinkler or a fire standpipe system. The NFPA standards indie specific requirements for drain connection sizes based on size or capacity of the system piping. In order to ensure effective drainage the system piping must be designed in such a …