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 TM 55-1905-223-10
Authorization to Re-Enter Protected Space. Authorization to re-enter the protected space,
after discharge of the FM-200 fixed fire extinguishing system and WWS, shall be issued by
the person in charge at the scene.
WARNING
Dependent upon the temperature of the fire within the protected space
prior to the 15 minute period of water washdown, the protected space
may contain a level of HF gas which is dangerous to humans. Testing
to verify the level of HF gas is safe for re-entry must be performed and
followed to the full extent of the re-entry testing procedures. Failure to
follow these procedures could result in death or serious injury to
personnel.
f.
Testing For Re-Entry. Prior to re-entry into the protected space shall be tested for levels of HF
gas. These procedures are referenced in paragraph 2-63.i.
g. Re-Entry Procedures. After testing verifies the protected space is safe for re-entry and the
person in charge at the scene issues authorization to re-enter the protected space, the re-entry
procedures detailed in paragraph 2-63.j., must be followed to the full extent.
h. Bilge Water Classification. Bilge water which has been exposed to FM-200 fire extinguishing
agent in extinguishing a fire, shall be classified and treated as hazardous waste.
i.
Disposal of Contaminated Bilge Water. Contaminated bilge water shall be disposed of in
accordance with local, state and federal requirements and regulations for hazardous waste.
Change 10
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