Alert 19 Sept 2016 Gas release from Shut Down Valve (SDV) Grease Injector Fitting During routine plant maintenance routine function testing of SDV, central control room informed the instrument technician that valve had not met its function stroke limits. Valve has been in service since 1992. Upon investigation, an instrument technician heard audible noise coming from the grease i… View Alert
Alert 13 Sept 2016 Refuelling Hoses left out on the Helideck The hose winding mechanism on fuel cabinets can breakdown which makes it difficult to rewind the hose back into the cabinet after a refuelling operation. Consequently helideck teams are leaving the hose laying out around the perimeter of the helideck. This practise MAY be acceptable for a short term… View Alert
Learning Moment 8 Sept 2016 Normalisation of Risk - Safety Moment We can become 'normalised' or accustomed to seeing situations which are unnecessarily dangerous e.g. damaged / degraded plant or corners cut. Tolerating small defects can lead to major incidents. View Learning Moment
Learning Moment 14 Jul 2016 SIMOPS Gas Venting - Safety Moment On the WHP, a well had stopped flowing and was shut-inTo restart the well an operator was asked to vent the topside’s gas from the shut-in well – this routine procedure did not normally need a Permit to Work.The gas vent was located high on the wellhead but close to the attending jack-up The jack-up… View Learning Moment
Alert 29 Jun 2016 Load Chain Failure The chain hoists were left connected to each section. Upon discovery of the chain failures the offshore team stopped the job, made the work site safe and reported the failures to the respective supervisor immediately. The 12Te turnbuckles remained secure at all time through the operation. The extens… View Alert
Learning Moment 1 Jun 2016 Fix the Printer - Engagement Moment •Printer in the locker room (which doubled as the permit control facility) had been broken for approximately 4 months •OIM was not aware of the issue as he uses an alternative printer View Learning Moment
Alert 23 May 2016 Dropped Angle Iron from Drill Floor Ducting Support A piece of angle iron weighing 7.75 kg, used to secure the draw-works exhaust ducting dropped from approximately 12m. The angle iron hit and smashed the re-enforced glass roof of the dog house, bounced 2m laterally (contacting one of the wireline team on their hard hat) and eventually landed a furth… View Alert
Learning Moment 18 Apr 2016 Condensate Leak - Safety Moment What happened The LCV was not designed for the current flowrates, leading to vibration Vibration caused a crack in the 2’’ line connected to the condensate outlet, Condensate leaked out at ~8 kg/second. It took 90 minutes for flow to stop, as the leak was on the separator side of the closed ESDV. Id… View Learning Moment
Learning Moment 5 Apr 2016 Evacuation - Safety Moment Smoke entered the cabin when one exit was opened. This exit was declared unsafe and immediately closed, resulting in one less emergency exit.Passengers ignored safety protocols and grabbed their bags before exiting.Wheeled cases could have ripped the escape slides, rendering them unusable and preven… View Learning Moment
Alert 5 Apr 2016 Stabbing Board Maintenance Failure The IP first tested the upward function of the board by hoisting the carriage up a couple of feet. When attempting to move the carriage back down, the Sky Locks engaged (still under investigation). Inadvertently the IP looked up at the hoist and operated the throttle down thinking the hoist was the… View Alert
Alert 29 Feb 2016 Use of barrier glands in potentially explosive atmospheres There is a difference between the current IEC 60079-14: 2013 Standard and previous versions of BS EN 60079-14:2018 and IEC 60079-14:2007 for using electrical equipment in potentially explosive atmospheres. The IEC Standard allows the Duty Holder to use a 'standard' Ex certified flameproof gland, as … View Alert
Alert 19 Feb 2016 Cracks in watercraft OEM maintenance pennants During routine 5-yearly NDT inspection, cracks were found in the bottom fork of the FPDs fitted to the Mills release gear on Watercraft lifeboats. Further investigation revealed similar failures on other boats fitted with this combination of equipment. Why it happened It is not currently known what… View Alert