Answers| Well Elaborated Solutions|
Unlined Hose - ANSWER -A hose consisting of only a woven jacket that is
usually of linen yarns and is of such quality that the yarn swells when wet, tending
to seal the hose.
Hose Size - ANSWER -An expression of the internal diameter of the hose.
Hose Station - ANSWER -a combination of a hose rack, hose nozzle, hose, and
hose connection.
In Service - ANSWER -The status of hose stored in a hose house, on a rack or
reel, or on a fire apparatus that is available and ready for immediate use at an
incident.
In Storage - ANSWER -A hose that is not readily available for use because it is
not at the scene of an incident and not loaded on a vehicle that can transport it to
the scene.
In Use - ANSWER -Hose being used during fire suppression or during training.
Impairment Coordinator - ANSWER -The person responsible for ensuring that
proper safety precautions are taken when a fire protection system is placed out of
service.
Labeled - ANSWER -Equipment or materials to which has been attached a label,
symbol or other identifying mark.
Listed Device - ANSWER -A fire protection component that has been tested to
perform under parameters specified for its use by a nationally recognized testing
agency.
Manual Standpipe - ANSWER -Standpipe system that relies exclusively on the
fire department connection to supply the system demand.
, Master Pressure Reducing Valve - ANSWER -A pressure reducing valve installed
to regulate pressures in an entire fire protection system and/or standpipe system
zone.
Main Drain - ANSWER -The primary drain connection located on the system
riser and also utilized as a flow test connection for the automatic sprinkler system.
Nozzles - ANSWER -A device for use in applications requiring special water
discharge patterns, directional spray, or other unusual discharge characteristics.
Occupant-Use Hose - ANSWER -Fire Hose designed to be used by the building's
occupants to fight incipient fires prior to the arrival of trained fire fighters or fire
brigade members.
Out of service system - ANSWER -A fire protection system that is not fully
functional; or whose operation is impaired or is otherwise not in good working
order.
Personal Supervision - ANSWER -Supervision by the holder of a department
certificate who is required to be personally present on the premises, or other
proximate location acceptable to the department, while the duties for which the
certificate is required is being performed
Pounds per square inch (PSI) - ANSWER -a unit of pressure measuring force per
unit area.
Pressure Control Valve - ANSWER -A pilot operated pressure reducing valve that
may be used with a fire or booster pump designed for preventing the water supply
pressure from dropping below a set pressure.
Pressure-Reducing Valve - ANSWER -A valve designed for the purpose of
reducing the downstream water pressure under both flowing (residual) and non
flowing (static) conditions.
Pressure Regulating Device - ANSWER -A device designed for the purpose of
reducing, regulating controlling, or restricting water pressure.
Pressure Restricting Device - ANSWER -A valve or device designed for the
purpose of reducing the downstream water pressure under flowing (residual)
conditions only.