Case Studies

Overview AISUS was engaged on a North Sea offshore platform to carry out internal visual inspection and fluid sample collection through a 3” standpipe within a riser caisson. A single mobilisation covering both inspection for anomalies and fluid sampling delivered added value to the client without the need for additional mobilisations. Requirement The client required […]

Overview AISUS mobilised to an offshore platform in Australia to carry out internal inspections on two J-tubes, with the objective of assessing the extent of external wall loss. The collected data was used to evaluate the condition of the platform legs by correlating it with the observed J-tube external wall corrosion. The platform legs are […]

Overview  AISUS carried out an internal visual and gauge plate inspection of three I-Tubes on an FPSO, mobilised to Nigeria, Africa.  This client needed AISUS expertise and technology to ensure feasibility and no disruptions to the pull through of subsea umbilicals at a 98% internal diameter.     Requirement  An Initial visual inspection was carried out to assess the cleanliness of the I-Tube to ensure there were no […]

Overview   The client required AISUS to inspect the full length of a 94m duct used to pull cables through from an onshore windfarm. Previously failed to be inspected by other operators the client needed AISUS specialised inspection equipment to gather urgent and actionable data – finding the extent of the blockage and getting the […]

Overview AISUS was contracted by a North Sea operator to carry out external high-pressure jetting and remote visual inspection on two sea water lift caissons. The work formed part of the preparation for making the caissons redundant, with the key objective being the removal of marine growth, scale, and corrosion products, followed by a detailed […]

Overview AISUS were contracted to perform a full  inspection of four sea water lift caissons on an offshore platform. Collecting UT data from topside to the termination grille and through the splashzone, to ensure structural integrity. The use of advanced remote inspection technologies, including the AISUS ‘SIRIUS’ ultrasonic scanner, enabled a detailed evaluation of the […]