Safety Flash

Unsecured sheave pin fell from crane

IMCAInternational Marine Contractors AssociationIMCA SF 08/26

Unsecured sheave pin fell from crane

Read at IMCAOpens the publisher’s page on imca-int.com

Summary

A 1.3 kg sheave pin fell from a third-party crawler crane and was found on deck, with no injuries. The flash identifies incomplete assembly documentation, an undocumented configuration agreement and absent secondary retention. Lessons address configuration records, additional securing safeguards and responsibility for subcontracted equipment risks.

Topics

About This Record
Publisher
International Marine Contractors Association
Type
Safety Flash
Reference
IMCA SF 08/26
Date
28 April 2026
Topic
Dropped Objects
Equipment
Crane
Control
Contractor Management, Operating and Work Procedures, Positive Retention and Reliable Securing
Link
Checked , working
Record
imca-sf-08-26-unsecured-sheave-pin-fell-from-crane · added 1 September 2026

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