Technical:The harmonized Rules for Fleet in Service published by DNV GL on the 2nd of November 2014 apply to all vessels in the DNV GL common production system NPS. These were published as an integral part of the DNV GL merger and from the synergy derived from the technical and systematic perspectives in legacy DNV and GL rules.
The contents are located in Pt. 7, Ch. 1 of the legacy DNV Rules and Part I-0, Sec. 5 of the legacy GL rules. Tail shaft survey requirements for oil lubricated arrangements, a critical survey scheme from a DNV GL classification perspective, have been revised in conjunction with the harmonized Rules for Fleet in Service. They retain a strong technical base to achieve Page 1 of 2 multiple survey options for ship owners and the desired classification objectives...Read the full article in the PDF: