Operating Limits Notation

A notation indicating the significant design criteria on which approval of the unit is based, e.g.:

• Maximum operating environmental design limits for semi-submersible units and self-elevating units.

• Limiting sea state and/or wind speed during which a unit may remain moored to a single point mooring.

Source: Rules and Regulations for the Classification of Mobile Offshore Units, Part 1, Regulations, June 2013, Lloyd’s Register, Global Standards

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