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Lr guide Ultrasonic Thickness Measurment GuideObjective and applicability Table of content Terms and abbreviations A few basics Procedure for class surveys and thickness measurements onboard ships CLASS surveyor to be onboard Kick-o ? meeting Requirements

Ultrasonic Thickness Measurment GuideObjective and applicability Table of content Terms and abbreviations A few basics Procedure for class surveys and thickness measurements onboard ships CLASS surveyor to be onboard Kick-o ? meeting Requirements to cleaning Means of access Execution of the Thickness Measurements on board Requirements to the UTM company Extent of thickness measurements All ships - Systematic requirements General dry cargo ships - Systematic requirements General dry cargo ships - Measurements i w o close-up inspections Bulk carriers ESP - Systematic requirements Bulk carriers ESP - Measurements i w o close-up inspections All ESP Tankers- Systematic requirements Single Hull Oil Tankers Ore Oil Ships ESP - Measurements i w o close-up inspections Double Hull Oil Tankers Ore Oil Ships ESP - Measurements i w o close-up inspections Chemical tankers ESP - Measurements i w o close-up inspections Thickness measurement pattern Number of measurement points per plate and averaging Transverse sections Bulkheads and web frames Measurements i w o close-up inspections Figures with location of measurement points Mapping of areas with substantial corrosion Appendix A Kick-o ? meeting ?? Agenda and Minutes of Meeting Appendix B Ultrasonic Thickness Measurements of Ship ? s Structure Appendix C Thickness Measurements on Ships High Speed and Light Craft and Mobile O ?shore Units Appendix D Mapping of areas with substantial corrosion Appendix E Example of UTM report front page Appendix F Calculation of average thickness reduction in deck and bottom Veri ?cation of longitudinal strength Appendix G Guidelines for measurements of side frames in bulk carriers Appendix H Guidelines for measurement speci ?cation for Class Condition Assessment Programme CAP HULL Antiqua Marine engg U A E CUltrasonic Thickness Measurment Guide GLOSSARY ? TRAINING PROGRAME PROCEDURES On re-con ?rmation of job order the Technical Manager delegates the job to a given team for execution At this point of time the designated team leader does a pre-survey preparation in as much as identi ?cation of type and class of vessel This facilitates preparation of relevant working documents for the survey and cycle due on the particular vessel Thereafter equipment that will be utilized on the given job is thoroughly examined recalibrated and exhaustively bench tested prior departure of the team for the job in question The said equipment at this point of time is very pertinently calibrated on IIW reference test pieces CHECKLIST ?? On identifying the team to carry out the Gauging Survey the Team leader then sets about ?lling up the prescribed CHECKLIST Which on completion will be maintained as performance appraisals of the Technicians concerned would be based on the remarks attached to the Check List by the Vessel ? s Master Superintendent Attending Surveyor CONFLICT OF INTEREST ?? Furthermore should the client for whom we are carrying out the said Gauging Survey be any other than the vessel ? s owners Managers strict attention is paid to the fact of any form of compromise relating to the job in question and should any form of compromise be sought after the attending