Crane specification document
- Informative Guidance
- Revision 3 - November 2025
This IMCA Informative Guidance aims to guide Members through the process of designing, purchasing, and installing cranes for marine and offshore use, ensuring safety, reliability, and compliance with industry standards. The document is structured in two parts: explanatory notes, and a detailed bid information questionnaire for use in tenders and contracts.
Contents
Introduction
Functional and technical guidance
New technologies
Supply requirements
Control/instrumentation system requirements
Maintenance and repair requirements
Testing, installation, trials and training
Certification and documentation
Lessons learnt
Appendix 1 – Crane bid information questionnaire
Revision
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Rev. 3 - November 2025Full new revision
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Rev. 2.1 - May 2024Page 2 and bookmarking (layout) improved; no change to content
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Rev. 2 - March 2019Document revised and updated by workgroup
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Rev. 1 - May 2013New sections on man-riding and personnel lifting; and certification and documentation of multi-layer winches
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Rev. - July 2003Initial publication