TS 12951

TS 12951 is a vocational standard for the unlimited chief officer role, addressing the professional framework for this senior deck officer position. In merchant shipping practice, the chief officer is typically responsible for watchkeeping organization, navigation support, cargo operations, crew coordination, and direct assistance to the master.

Technical role of an unlimited chief officer

In general maritime operations, this rank sits at the centre of bridge teamwork and shipboard discipline. The chief officer helps maintain safe navigation, oversees cargo handling, contributes to emergency preparedness, and coordinates deck personnel during routine and non-routine operations. The role requires a strong understanding of shipboard procedures, maritime communication, and the practical application of international safety rules.

What this standard is stated to cover

Based on the provided scope, the standard covers the occupation of the unlimited chief officer and points to classification, qualifications, evaluation and testing criteria, together with the tools and equipment used in the profession. In other words, it functions as a professional benchmark for the role and for assessing competence. The exact tests, numerical limits, and detailed methods are not set out in the supplied summary.

• The document sits within the maritime competency context associated with STCW-based training and certification.
• It relates to bridge operations, voyage safety, cargo supervision, and crew coordination.
• Commonly relevant maritime frameworks include COLREG, SOLAS and GMDSS.
• The standard’s stated focus is occupational classification and assessment rather than a full operational manual.