Annex - Unified Interpretations Relating to the Application of SOLAS Regulation II-1/3-6, as amended, and the Revised Technical Provisions for Means of Access for Inspections (Resolution MSC.158(78))
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Annex - Unified Interpretations Relating to the Application of SOLAS Regulation II-1/3-6, as amended, and the Revised Technical Provisions for Means of Access for Inspections (Resolution MSC.158(78))

Revised technical provisions for means of access for inspections (resolution MSC.158(78)), paragraphs 3.13.2 and 3.13.6

Adjacent sections of vertical ladder need to be installed so that the following provisions are complied with:

  • - the minimum "lateral offset" between two adjacent sections of vertical ladder, is the distance between the sections, upper and lower, so that the adjacent stringers are spaced of at least 200 mm, measured from half thickness of each stringer.

  • - adjacent sections of vertical ladder should be installed so that the upper end of the lower section is vertically overlapped, in respect to the lower end of the upper section, to a height of 1500 mm in order to permit a safe transfer between ladders.

  • - no section of the access ladder should be terminated directly or partly above an access opening.



Parent topic: MSC.1/Circular.1545 - Unified Interpretations Relating to the Application of SOLAS Regulation II-1/3-6, as amended, and the Revised Technical Provisions for Means of Access for Inspections (Resolution MSC.158(78)) - (6 June 2018)
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