WS 1 Flashcards
An existing system that is not in strict compliance with the provisions of this code, shall be permitted to be continued in use, as long as the authority having jurisdiction has determined that duck use does not constitute a distinct hazard to life. True or false?
True
Cylinder and cryogenic liquid containers outlet connections shall be so designed, as to render the attachment point unusable when removed. True or false?
True.
Which system shall not be permitted to be located in an outdoor enclosure?
Medical air sources
Acetylene cylinders are permitted to be stored in a medical gas manifold room as long as adequate mechanical ventilation is provided. True or false?
False.
Cylinders in use and in storage shall be prevented from reaching temperatures in excess of what degree?
130 degrees Fahrenheit
Locations for central supply systems shall have electrical outlets and devices located where?
Where they are protected from damage.
Line pressure regulators, when used for bulk cryogenic liquid systems shall be of a ______ design?
Balanced
All pressure relief valves shall be made of brass, bronze, or…
Stainless steel
When vented to the outside, the relief valve vent lines shall be labeled in any manner that will distinguish them from the medical gas pipeline. True or false?
True.
In central supply systems using gas or liquid cylinders, each header shall have a ____ to prevent debris from entering the manifold controls.
Filter.
Manifolds for gas cylinders without reserve shall consist of ____ equal headers; each with an average day’s supply, but not fewer than _____ connections.
Two; two
Manifolds for gas cylinders shall have a ____ sign that visibly indicates the operating status of the equipment, and shall activate an indicator at all ____ alarm panels when or at a predetermined set point before the secondary header begins to supply the system.
Local; master
The reserve header in a cryogenic liquid cylinder system shall have sufficient gas cylinder connections for an average day’s supply, but never fee than ____ connections
3
The gas produced by evaporation from the secondary header in a cryogenic liquid cylinder system, shall enter the supply system _____ of the final line regulator.
Upstream
When multiple buildings are served from a single oxygen source, where is it required to place the emergency oxygen supply connection?
Each building served.
An in-building emergency reserve system can never be substituted for the EOSC. True or false?
False.
Materials used in those potions of the systems intended to handle oxygen at gauge pressures greater than 350 psi shall contain no _____ material
Polymeric
Any inhalation agent used to produce sedation, analgesia, or general anesthesia is:
Anesthetic
A bulk oxygen system is an assembly of equipment that has a storage capacity of more than ____ ft^3
20,000
A cylinder is a supply tank containing high-pressure gases at pressures that can be in excess of ____ psi gauge
2,000
Nitrous oxide and carbon dioxide using cylinders or portable containers shall be prevented from reaching temperatures lower than ____ degrees F
-20 degeees F
Final line pressure regulators shall be provided with duplex line pressure regulators piped in parallel. True or false?
True.
A variant on the cryogenic liquid container manifold shall be permitted to have three headers. Such a variant shall have a minimum of ___ connections required for each of the primary and secondary headers.
Two
Bulk cryogenic liquid storage systems shall be in accordance with NFPA 55. True or false?
True.
