366_ROU_Consolidated_Edition_February2019-DOC.pdf

366_ROU_Consolidated_Edition_February2019-DOC.pdf - Pt C Ch...

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Pt C, Ch 1, Sec 7 152 Bureau Veritas - Rules for Offshore Units December 2016 with Amendments February 2019 5.4.2 Materials Lead or other heat sensitive materials are not to be used in piping systems which penetrate watertight subdivision bulk- heads or decks, where deterioration of such systems in the event of fire would impair the watertight integrity of the bulkhead or decks. This applies in particular to the following systems: bilge system ballast system scuppers and sanitary discharge systems. 5.4.3 Passing-through arrangements Where bolted connections are used when passing through watertight bulkheads or decks, the bolts are not to be screwed through the plating. Where welded connections are used, they are to be welded on both sides of the bulkhead or deck. Penetrations of watertight bulkheads or decks and fire divi- sions by plastic pipes are to comply with Ch 1, App 2, [3.6.2]. 5.4.4 Passage through the collision bulkhead a) Except as provided in b) the collision bulkhead may be pierced below the bulkhead deck by not more than one pipe for dealing with fluid in the forepeak tank, pro- vided that the pipe is fitted with a screw-down valve capable of being operated from above the bulkhead deck, the valve chest being secured inside the forepeak to the collision bulkhead. the Society may, however,
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  • Fall '19
  • pipe, Valve, Piping and plumbing fittings

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