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I want to ask about guideline to install underground standpipe piping crossing underground rail track way?

Question asked by amr_mahmoud_2006 on Jul 6, 2016
Latest reply on Jul 6, 2016 by psmith

NFPA 130

 

I want to ask about guideline to install underground standpipe piping crossing underground rail track way?

 

If it will be embedded in concrete, how it will be be maintained?

 

Notes: there''s no area above ground to make hatches or covers for underground trenches.

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