MIL-HDBK-1022A
f) Provide access to the sanitary sewer for both
clean change room and shower facilities.
g) Construct floor drains which are subject to
carrying H-70 residue of polypropylene or polyethylene.
10.4.3.6
Collection Tank and Piping
a) Provide a collection tank and piping of materials
compatible with hydrazine, water, and neutralizer.
b) Size the collection tank to contain 100 times the
maximum quantity of H-70 that could spill with a minimum
capacity of 1,000 gallons (4000 L).
c) Provide piping of 304 stainless steel, HDPE, or
to a limited extent, galvanized steel.
d) Provide gaskets of suitable materials such as
Viton.
e) Test the system annually with water.
10.4.3.7 Grounding. In the storage area, provide a ground
strap or grounding point system to ground each drum of H-70.
Locate the grounding strap around the interior walls of the
storage room, 54 inches (1370 mm) above the floor. The
grounding system must have a resistance of 25 ohms or less.
The facility must also have an approved lightning protection
system.
10.4.3.8
Hygiene Support Criteria
a) Provide lavatory washing facilities in a non-
regulated area close to the exit from the regulated area and
contiguous to the clean change room.
b) Provide shower facilities for each 10 or less
workers.
c) Provide a clean change room. Provide a separate
area for the removal of contaminated clothing to prevent the
spread of potential contamination from the regulated area.
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