185 metre Dismountable Flare Project Overview - 2009 Introduction This paper is intended to provide an overview of the dismountable flare project completed by Zenith SAS Ltd at a petrochemical facility in 2009. Background The structure comprises of a 185 metre, high supporting tower with four independent flare risers (three active and one spare) sections, all of which are dismountable by the use of a crane ratchet type system. (Picture 1). The original construction started in 2004 and the flare stack and supporting structure was commissioned in 2007. Periodic maintenance is anticipated with the risers sections designed to be lowered to ground level for overhaul. A defect was noted at the top of the structure in early 2009. By mid 2009 a very ob

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