24.1.1 When classification is desired for a rig not built under the supervision of LR’s
Surveyors, application should be made to the Committee in writing.
24.1.2 When the RIGGING* notation is assigned, Periodical Surveys are to be carried
out at the time of application and thereafter.
24.1.3 Where classification is desired for a rig which is classed by another recognised
Society, special consideration may be given to the scope of the survey.