LR V.5 Hull framing
Clasification Society 2024 - Version 9.40
Clasifications Register Rules and Regulations - Rules and Regulations for the Construction and Classification of Ships for the Carriage of Liquid Chemicals in Bulk, July 2022 - LR V Structural Arrangements and Scantlings - LR V.5 Hull framing

LR V.5 Hull framing

Parent topic: LR V Structural Arrangements and Scantlings

LR V.5.1 General

LR V.5.1.1 The framing requirements given for oil tankers in Pt 4, Ch 9, 5 Hull framing* are to be applied, except as provided for in this Section.

LR V.5.2 Side and bottom longitudinals in cargo tanks

LR V.5.2.1 Additional calculations and strengthening may be required for side and bottom longitudinals forming part of the boundary structure of cargo tanks which are intended for:

  1. the carriage of cargoes having relative densities in excess of 1,025; or

  2. pressure/vacuum relief valve settings which exceed a positive value of 0,2 bar gauge or a negative value of 0,07 bar gauge.

LR V.5.3 Deck longitudinals in way of cargo tanks

LR V.5.3.1 Deck longitudinals forming part of the boundary structure of cargo tanks are to comply with the requirements of LR V.7 Cargo tank boundaries, in addition to the relevant requirements of Pt 4, Ch 9, 5 Hull framing*.

LR V.5.3.2 Where upper deck longitudinals are fitted externally, arrangements are to be made to prevent tripping in way of transverse bulkheads. Continuity is to be maintained at the ends of the cargo tank region.

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