What is a breeching inlet?
An inlet breeching is the point within a dry riser system at which fire and rescue services connect their own water supply. Fire engine access is required within 18 metres of the inlet. These are to be placed somewhere easily accessible in an area that provides safety and convenient building access for firefighters.
What is the difference between 2 way and 4 way breeching inlet?
The 2-way breeching inlets has 2 x 2½” Instantaneous male non-return valve inlets and a 4″ outlet. The 4-way inlet breeching has 4 x 2½” Instantaneous male non-return valve inlets and a 6 outlet along with 1″ drain valve.
What is a dry riser inlet?
A dry riser is a system of pipe work and valves that runs up through a building. It consists of a vertical pipe with a water inlet on ground level located on an external wall and outlets known as landing valves, which are usually located in a dry riser cabinet on each floor.
What is the requirement of the fire hydrant breeching inlet and rising main system for residential development of Max 60m high?
The empty mains need to be charged with water through the breeching inlets by fire engines. The dry rising mains should not exceed 60m in height to avoid excessive pumping pressure.
What is landing valve in fire fighting?
Landing valves are something that is used for fighting fires and is provided on risers in buildings. These are usually located in staircase landings, allowing easy access to firefighters. Both the hydrant valve and landing valve have similar designs, irrespective of the place installed.
What is the difference between a wet riser and a dry riser?
Dry riser: a system of valves and pipe work which enables the fire service to pump water onto upper floors of a building. Wet riser: a system of valves and pipe work which is kept permanently charged with water, generally utilising pumps and tanks.
What is a 2 way breeching inlet?
Breeching Inlets are installed outside the building or any easily accessible area in the building for fire brigade personnel to access the inlet. This inlet is used by the fire brigade personnel to access water. It is normally dry but is used to pump water by charging using many fire fighting equipment.
Can I use a fire hose reel for cleaning?
Fire hose reels are intended for use against a fire only, and therefore should never be used for washing or cleaning purposes.
What is the difference between dry riser and wet riser?
Where should a dry riser be located?
Dry risers should be installed in buildings where the floor is between 18 & 60 meters above ground level. This is roughly equivalent to buildings of between 6 – 17 stories; Operating pressure of 12 bar; The run of horizontal connecting pipe is a maximum of 18 m in length.
What is a wet riser?
Wet Risers are installed in buildings for fire fighting reasons. Wet Risers are left charged with pressurised water from an in-house pump and in addition capable of being charged with water by pumping from fire appliance.