hse alert no 8

Safety A lert From the International Association of Drilli ng Contractors The Corrective Actio ns stated in this alert are one company’s attempts to address the inci dent, and do not necessarily reflect the positio n of IADC or th e IADC HSE Commit tee. This material is presented for information purposes only. Managers & Supervisors should evaluate this information to deter mine if it can be applied to their own situations and practices Copyright 2014 International Association of Drilling Contractors All rights reserved. Issued March 2014 ALERT 14 – 09 HIGH POTENTIAL INCIDENT– STRUCK B Y DROPPED OBJECT WHAT HAPPENED: As part of the plough recovery sequence and whilst spooling a 200 meter (656 feet) pennant onto the storage pocket of an anchor handling winch, a chain guide, weighing 21 kilograms (46 pounds), and two sheared securing bolts dropped a distance of approximately 2 meters (6.5 feet) from th e starboard chain motor area. The chain guide struck a member of the deck crew on the brim of his hard hat knocking it off. The chain guard then fell onto his chest causing superficial injurie s and ultimately landed, with the sheared bolts, on the vessel deck. Using the Drops Calculator as a benchmark in the classification of the potential consequences of a dropped object, t he outcome of this incident could have resulted in a fatality. WHAT CAUSED IT: • The initial investigation fou nd that o ne bolt appeared to have fractured; this had the potential to cause mi salignment of the chain guide during normal operations. This misalignment appears to have resulted in the chain guide to catch on the chain, resulting in the shearing of the second bolt and fall to the deck. • The injured party should not have been in the area during t his operation. CORRECTIVE ACTIONS: To address this inc ident, this company did the following: • The company reminded all employees tha t effectiv e toolbox talks, supervision and an on-going review of working practices are essential to ensure lessons learned are identified and acted upon. • All employees were instructed to ensure that their worksite is made secure. • All employees were reminded to exercise a “Time Out F or Safety” with all persons on-board when in doubt. • The company required their maintenance staff to ensure that all securing bolts are checked within the winch house area across the fleet. • The company required all managers to hold a “Time Out For Safety” session to discuss this safety notice. • The company reminded all managers that planning and procedural control of tasks should consider the position of personnel and the potential dangers as part of their procedure development. • The company req uired all personnel to remain clear of hazardous areas and equipment. • All managers were instructed t o ensure access points to all hazardous areas and equipme nt have adequate barriers and signag e. Credit to: Marine Safety Forum – Safety Flash 14-01

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5/28/2018 HSE Alert No 8

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Safety AlertFrom the International Association of Drilli ng Contractors

The Corrective Actions stated in this alert are one companys attempts to address the inci dent, and do not necessarily reflect the positionIADC or the IADC HSE Commit tee.

This material is presented for information purposes only. Managers & Supervisors should evaluate this information to determine if it can be appliedtheir own situations and practices Copyright 2014 International Association of Drilling Contractors All rights reserved.Issued March 2014

ALERT 14 09

HIGH POTENTIAL INCIDENT STRUCK BY DROPPED OBJECTWHAT HAPPENED:

As part of the plough recovery sequence and whilst spooling a 200 meter (656 feet) pennant onto the storage pocket of an anhandling winch, a chain guide, weighing 21 kilograms (46 pounds), and two sheared securing bolts dropped a distance of approxima2 meters (6.5 feet) from the starboard chain motor area. The chain guide struck a member of the deck crew on the brim of his hard

knocking it off. The chain guard then fell onto his chest causing superficial injuries and ultimately landed, with the sheared bolts, onvessel deck. Using the Drops Calculator as a benchmark in the classification of the potential consequences of a dropped objectoutcome of this incident could have resulted in a fatality.

WHAT CAUSED IT:

The initial investigation found that one bolt appeared to have fractured; this had the potential to cause misalignment of the cguide during normal operations. This misalignment appears to have resulted in the chain guide to catch on the chain, resultinthe shearing of the second bolt and fall to the deck.

The injured party should not have been in the area during this operation.

CORRECTIVE ACTIONS: To address this inc ident, this company did the fol lowing:

The company reminded all employees that effective toolbox talks, supervision and an on-going review of working practices areessential to ensure lessons learned are identified and acted upon.

All employees were instructed to ensure that their worksite is made secure. All employees were reminded to exercise a Time Out For Safety with all persons on-board when in doubt.

The company required their maintenance staff to ensure that all securing bolts are checked within the winch house area acrossfleet.

The company required all managers to hold a Time Out For Safety session to discuss this safety notice.

The company reminded all managers that planning and procedural control of tasks should consider the position of personnelthe potential dangers as part of their procedure development.

The company required all personnel to remain clear of hazardous areas and equipment.

All managers were instructed to ensure access points to all hazardous areas and equipment have adequate barriers and signag

Credit to: Marine Safety Forum Safety Flash 14-01
5/28/2018 HSE Alert No 8

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