The Guidance Manual for Tanker Structures – 2018 Consolidated Edition is based on the experiences and practices used by members of the Tanker Structure Co-operative Forum, which is made up of owners, operators and classification societies.

This edition also incorporates IACS Unified Requirement, UR Z Survey and Certification, IACS UR Z10.4 ‘Hull Surveys of Double Hull Oil Tankers’ which comes into force on 1st January 2018.