safety net for heli-deck structure is disclosed. As a safety net for helicase deck structure provided on a ship or offshore structure, installed side by side on the side edge portion of the heli-deck, and a pair of first guide rail and the first guide groove formed in a longitudinal direction, a pair of first guide and rotatably in the downward direction of the heli-deck coupled to an end of the rail end portion, the first guide groove and the second guide rail second guide groove is formed in the shape extended in a line, the first guide groove and second guide groove been deployed or possibly provided along the folded, folding the frame for supporting a safety net and, the second guide rail comprises a rail driving unit for pivoting relative to the first guide rail, a folding frame is the second guide groove only when the folded position By providing a safety net for heli-deck structure, characterized in that the that, the heli-deck can be used as a space for a variety of uses in addition to take-off and landing of helicopters.
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