UFC 4-211-01N
25 October 2004
Figure 5-5 Trench Plate Arrangement
150 mm (6") nominal
AFFF Supply Pipe
Metal blanks with holes for nozzles, will be screwed and
bolted into the floor around the AFFF nozzles. Standard
sized removable trench plates will then be used to cover
the rest of the trench area.
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