Section 33(2) in The Dock Workers (Safety, Health And Welfare) Regulations, 1990
(2)If in any hatch dock work is carried on simultaneously at two decks, the open end of the hatch in the higher deck shall be protected to a height of one metre by means of planks or nets or in some other suitable manner to prevent fall of dock workers or cargo and the safety nets when rigged shall not be secured to the hatch covers.
