On Components of a Fire Fighting System
Dry Riser A riser that is usually dry, but could be filled with water pumped in from a fire truck when required to fight fire The riser connects to a landing valve on each floor In Singapore, this usually applies to buildings between 10m - 60m in habitable height, and any basements Wet Riser: A riser that is always kept full of water to fight fire. Usually required for high rise buildings in which the floors are too high for the fire brigade to pump water up efficiently when necessary The riser connects to a landing valve on each floor In Singapore, this usually applies to buildings exceeding 60m in habitable height Breeching Inlet: A breeching inlet is a connection point that feeds water from a fire truck up into a dry riser It is usually located on the ground floor; when not on the ground floor, it is on the main floor accessible by the fire truck Hydrant: A valve point on the ground floor where fire trucks and fire men could tap water from Landing Valv...