JACK UP RIG HAVING A RETRACTABLE PLATFORM OF ESCAPE CHUTE

摘要

A jack up rig having a retractable platform of escape chute is provided to adjust the height of an escape chute according to the installation environment of a jack up rig, by comprising: a retractable platform installed on one side of a jack up rig to be able to rise and fall and whose one side has an escape chute; a platform elevating device that elevates and lowers the retractable platform; a platform rail installed between the jack up rig and the retractable platform that guides the rise and fall of the retractable platform; and an elevating member that supports the retractable platform.