standpipe presentation
TRANSCRIPT
STANDPIPE WATER SYSTEM
STANDPIPE WATER SYSTEM
Purposes:
1. Quick Suppression
1.1 used in the incipient stage
1.1.1 after everyone is safe
1.1.2 after calling the fire department
1.2 used before automatic systems activate
Purposes:
2. One Person Operation
2.1 Standpipe systems activated by one person
2.2 Standpipe system operated by one person
2.3 manual equipment provides total reliability 2.3.1 does not depend on automatic
systems 2.3.2 does not depend on heat, smoke, flame
Purposes:
3. Minimal Water Damage
3.1 prevents indiscriminate delivery of water
3.1.1 water supplied at the base of the fire 3.1.2 no spray from automatic systems
3.2 the systems can be turned off immediately
Purposes:
4. Occupant Safety and Rescue
4.1 used to allow time for evacuation4.2 used to protect a means of egress
4.3 used to defend persons who can't evacuate
Class I SystemsClass I Systems [2-1/2 in (64 mm) hose connections]
are provided for use by the fire departments and those trained in handling heavy water streams. In high rise buildings without sprinklers and beyond the reach of fire department ladders, Class I systems provide water supply for the primary means of fire fighting, i.e. manually.
Class II Systems
Class II Systems [1-1/2 in (38 mm) hose lines] are provided for use by trained building occupants until the fire department arrives.
Class III Systems
Class III Systems [1-1/2 in (38 mm)] hose stations to supply water for use by trained building occupants and [2-1/2 in (64 mm)] hose connections to supply a larger volume of water for use by the fire departments and those trained in handling heavy water streams.
Where Are Fire hose Stations Needed?Office buildings Dormitories
Schools Airports
Hotels Elder care facilities
Correctional facilities Hospitals
Industrial plants Retail malls
Anywhere fire departments response time exceeds five minutes
And more
Hardware
Assembly 1) VALVE - This connection to Standpipe controls water flow and pressure.
2) ESCUTCHEON - Conceals pipe entry into cabinet.
3) RACK NIPPLE - Supports the hose rack and allows directional deployment of hose.
4) COUPLING - Allows watertight attachment of hose to nipple.
5) HOSE - A lightweight, durable, compact and readily deployed hose that is testable and easily folded for rack storage.
6) FOG NOZZLE - Directs water flow to extinguish fire. The nozzle pattern control permits fog, straight stream or shut off positions.
7) HOSE RACK - Provides storage for folded hose and nozzle. The water retention device provides one-person operation. Inspection seal indicates readiness of the assembly.
