Alert 10 Jan 2020 High levels of CH4 at shakers during well test operations After the well test, the rig was killing the well by reverse circulating out the completion fluid and displacing the well to oil based mud (OBM). The gas was routed to the well test manifold and then onward to the flare boom in order to burn it off. Once clear returns of completion fluid were seen a… View Alert
Alert 6 Jan 2020 Release of compressive load in volute spring resulting in injury This actuators assembly is a discrete unit which contains a pre-compressed volute spring which enables the valve to operate as failsafe. During the removal of the actuator, the housing became separated, exposing the compressed volute spring with the load contained by the valves stem nut. This deviat… View Alert
Alert 28 Nov 2019 Overcharged battery in non-ventilated box lead to explosion of remote terminal unit panel A Remote Terminal Unit (RTU) panel exploded. Projectiles from the components landed over 40 feet away. There were no injuries and no damage to nearby equipment. View Alert
Alert 28 Nov 2019 Dropped object to sea during overside rope access operations Once the technician was connected to the ropes and outboard he was passed the coating gun which he tethered to his harness using one of his available cowstails, however the technician did not identify that the gun was attached via a quick release connection mechanism. The coating scope went ahead wi… View Alert
Alert 28 Nov 2019 Burn to right hand caused by hot steam pipe During the preparation of the pipework the technician removed his right hand glove to search for a pen in his coveralls’ chest pocket. The technician then turned to adjust his position, placing his hand on a hot steam pipe. The technician made a full recovery with no additional implications occurrin… View Alert
Alert 1 Nov 2019 Falsified training certification Fake, altered or falsified certification in relation to personal training and / or qualifications have been recieved after requested verification of training and qualifications indicated in CV's before engagement. View Alert
Alert 30 Oct 2019 Uncontrolled Descent - Near Miss Prior to lifting a hydraulic control unit, it was observed that the saddle and Blow out Preventer Control hose arrangement would obstruct the planned lift. The saddle and control hoses were suspended approx. 1m from the deck by a Yale Lift 360 manual chain hoist. The operator proceeded to use the ch… View Alert
Alert 23 Oct 2019 Safety Lanyard caught by rotating Cathead Run in hole (RIH) drill pipe operation was taking place. The driller asked one of the floorman (IP) to clean the roof window, the floorman climbed on top of the drillers cabin to clean the window. The floorman was wearing a safety harness with a shock absorber lanyard (1.5m long). After cleaning the… View Alert
Alert 23 Oct 2019 Hydrogen Sulphide (H2S) exposure - Lost time incident An operator had to leave work after feeling unwell. He went to hospital where he was diagnosed with pulmonary oedema (fluid on the lung). The operator has since returned to work and is expected to make a full recovery. The operators symptoms have been linked with exposure to hydrogen sulphide (H2S),… View Alert
Alert 11 Oct 2019 Three-Way Valve Incident - ejected stem during changeout of Duplex Filter Operation technicians were attempting to change filter banks by operating a three way valve. In act of trying to “loosen” the valve, the pin through the shaft had sheared and the lifting jack nut backed out to the point where the threads were no longer sufficiently engaged. Pressure within overcame … View Alert
HVL 30 Sept 2019 High Value Learning - Gas release from newly completed well When a newly completed well was restarted after a 7-day shut down the O-ring in the tree cap failed, resulting in a gas release and a full platform shut down. The well’s tree cap had been successfully tested on installation and the well had produced for a few weeks prior to incident. The investigati… View Learning
Alert 27 Sept 2019 Gas release due to the failure of an incorrect seal ring material installed on a Clamp Connector resulting in galvanic corrosion A gas release occurred on a normally unmanned installation (NUI). On investigation the release was coming from a proprietary size 52 clamp connector joint between the lower master valve and spacer spool on one of the platforms gas condensate producing wells. It is believed the seal ring was install… View Alert