Marine Order 32 (Cargo handling equipment) - Australian Maritime ...

Dock worker access while on board Schedule 2(c)(d)(i)(ii)Example 2a wire rope ladder, permanently secured at its upper end, that when deployed allowsdescent to a safe surface from any position at which the crane may stop;controlled descent devices, or other emergency escape devices, that:comply with relevant AS or international standards; andare subject to a documented regular inspection and testing regime carried out andcontrolled under the vessel’s Safety Management System; and(iii) have instructions, in English and easily legible, for their use displayed where theequipment is to be used; and(iv) have maintenance records available to the person in charge or an inspector onrequest.Electrical equipment may be considered to be properly secured in a metal box if it is necessaryto use a screwdriver, spanner or special tool to open the box.15.2.4 Instructions for use of the means of escape must be provided.15.2.5 A vertical external access ladder, other than an emergency escape ladder, that is:(a) of a height exceeding 3 m; or(b) of any length if the crane can be located so that a person using the laddercould fall into a cargo space, overboard or onto a deck lower than that onwhich the ladder originates;must be fitted with a ladder cage which would substantially prevent such a fall,unless the vessel’s structure provides equivalent protection.15.2.6 For subclause 15.2.5, a ladder cage should consist of cage hoops andlongitudinal strips, of adequate strength, fitted substantially in accordance withthe following specifications:(a) cage hoops uniformly spaced at intervals not exceeding 900 mm, so that:(i) either:(A) where the top of the ladder terminates at the edge of a platform ordeck, the topmost cage hoop is attached to the upper guard-rail; or(B) where the top of the ladder terminates at an access opening in aplatform or deck, the topmost cage hoop is fitted just below thelevel of the platform, except that where the cage longitudinals aresecured to the platform or deck, the topmost hoop may be sited notmore than 900 mm below the platform or deck; and(ii) the lowest cage hoop is located not less than 2 m and not more than2.2 m above the deck or platform adjacent to the base of the ladder;(b) cage longitudinals, secured to the cage hoops, suitably spaced to prevent aperson falling away from the ladder;(c) a rear half of the cage approximately semi-circular in shape;(d) a minimum clear internal width of 550 mm and a maximum clearancebetween the ladder rungs and the back of the cage of 750 mm;(e) does not hinder use of the ladder rungs or handholds.15.2.7 A platform on a crane must be adequate for the purpose and, except as providedby subclause 15.2.9, must comply with this Schedule.15.2.8 If a ladder gives access to a crane through an opening in a platform on the crane:(a) the ladder stringers must extend at least 1 m above the floor level of theplatform or handgrips must be provided to that height; andMarine Order 32 (Cargo handling equipment) 2011 39MO32 modcomp-130604Z.docx