Crane structure and slewing bearings
Applicability: Apply to the hatch covers, lifting appliances and loose gear fitted or carried on the vessel; retain the question’s equipment-specific conditions.
What is being checked
Crane structures are sound and rocking-test trends are recorded.
Ready on board
0 / 5 checkedCheck the vessel’s actual procedures, equipment and records against these points from RISQ 3.2.
Practice questions
Preparation prompts derived from this entry, not an official inspector interview script.
1Which explicit finding trigger does this entry state?
A finding is required if the rocking test has not been conducted at least once every six months.
Where a finding may arise
Explicit RISQ trigger: a rocking test has not been conducted at least once every six months. Structural defects, corrosion or missing supporting records are additional derived preparation concerns, not reported past observations.
Past observations for practice
Anonymised reports, manually reviewed before publication. These are reported experiences, not additional inspection requirements.
No reviewed observations have been added for this entry.
Share an observation for private review
Remove vessel, company and inspector names, report numbers, exact dates and confidential information. Do not paste a complete inspection report.
Source clarification
The source describes readings at opposing locations, crane headings and minimum/maximum radius. Use the fitted crane maker’s test procedure and limits; this preparation summary is not an executable test instruction. Integrated wear monitoring is mentioned, but no exemption from the stated interval is supplied.
References and source status
RightShip Inspection Ship Questionnaire, November 2025, version 3.2. Section 9A, page 174, reference 9.19.
The explanation, checklist and practice answer derive from the supplied questionnaire. Reported observations are separately contributed and manually reviewed; they are not official RISQ guidance.
Independent DeepDraft preparation guide, based on the supplied RISQ 3.2 questionnaire. Not an official RightShip product or inspection report.