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Category: Offshore bulletin

Safety bulletin – Ergonomic Issues of DP Vessel Controls

Monday, December 19, 2016

A semisubmersible DP drilling rig lost control of position for several minutes.  During this time it was obliged to shear the drill pipe and disengage the lower marine riser package, LMRP. Operators of dynamically positioned vessels and offshore installations should review the ergonomic aspects of their control system.

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Safety bulletin – Offshore Crane Safety Systems

Friday, November 18, 2016

This Alert is to remind duty holders of the requirement to have measures in place to verify the correct operation and the correct settings of all safety systems and limits on offshore cranes.    

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Safety notice – Use of barrier glands in potentially explosive atmospheres to meet IEC 60079-14:2013 (edition 5)

Tuesday, February 2, 2016

The current International Standard allows the use of a ‘standard’ Ex certified flameproof gland as opposed to a Ex certified ‘barrier gland’ without the requirement to apply the previous flowchart used in the British Standard. There is evidence this approach creates a fire and explosion risk. This notice provides information on what action to take.

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Safety alert – Catastrophic failure of a pipework clamp connector

Monday, September 21, 2015

This safety alert highlights the issue of inadequate material properties of small diameter clamp connectors and the potential for sudden brittle failure following an incident which occurred on an offshore production platform where a 1” diameter Vector ‘Techlok’ pipework clamp connector catastrophically failed causing a gas release.

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Safety alert – ‘Norfolk Range’ large wheeled dry powder fire extinguishers manufactured before 2009

Thursday, August 13, 2015

Norfolk Range large dry powder fire extinguishers, manufactured before 2009 by UK Fire International Ltd, may be affected by moisture ingress at a threaded joint at the base of the unit, rendering the unit inoperable.

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Safety alert – External chloride stress corrosion cracking of stainless steel Lokring pipe connectors

Thursday, April 16, 2015

This safety alert highlights the issue of chloride stress corrosion cracking which has been found to affect stainless steel Lokring pipe connectors, and advises on actions required.

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Safety notice – Change in classification for detonation cord

Tuesday, December 2, 2014

Withdrawal of the (UN 0349) 1.4S classification for DynaEnergetics HMX 165 Octocord from the list of classified explosives and fireworks. HSE carried out compliance checks on this product, as part of its role as the Competent Authority for the classification of non-military explosives. Tests showed the hazards associated with this item were incorrectly identified and that it […]

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Safety alert – Tower crane slew brakes

Friday, October 31, 2014

HSE investigations into the collapse of two tower crane jibs has identified that there were problems with adequate maintenance of the slew brake release mechanisms. This alert is to advise owners and users of steps to be taken to ensure that tower crane slew brake release mechanisms are maintained in efficient working order.

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HSE Safety Alert – Preventing catastrophic failure of luffing jib tower cranes in high winds

Friday, February 21, 2014

Following the recent collapse of three luffing jib tower cranes in high winds, HSE is making this information available to tower crane users as supplementary guidance to that contained in BS7121 Part 5:2006, Code of practice for safe use of cranes -Tower cranes. This information is issued without prejudice to any ongoing investigations. HSE is […]

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Offshore safety notice – Blocking of data communications in dynamic positioning systems

Wednesday, January 23, 2013

Vessels may lose position during critical operations due to failure of their dynamic positioning system (DPS). The cause can be blocking of data communications in dynamic positioning (DP) systems dependent on data communications via a shared medium (e.g. data bus).

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Offshore safety notice – Possible failure of fire resistant composite deck gratings

Tuesday, October 2, 2012

Operators warned that fire resistant composite materials used offshore may fail after exposure to hydrocarbon pool fires.

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HSE issues gas detector safety alert

Tuesday, August 23, 2011

This alert is to warn workers using a Status Mentor PGD2 gas detector that some of them may be giving false readings due to software configuration. None of these gas detector should be used until its software and configuration has been verified.

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Rupture of a crude oil storage tank

Wednesday, January 31, 2007

This safety alert is drawn up to spread the lessons learnt from the major oil release of

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