SCOPE OF PROJECT

• Extraction and final disposal of wasted mud, settled in the interior of the tank.
• Cleaning and evaporation inside the tank with solvents to eliminate piled waste sediments.
• Dismantling of pipelines of different diameters, of the 5th and 6th ring of the envelope, dome and bottom plate, by using truck-mounted cranes.
• White-metal sandblast cleaning inside and outside the tank, upper face of the bottom, dome and pipelines of different diameters.
• Manufacturing, rolling, alignment and beveling of the bottom plate, the envelope and the dome.
• Mounting, shaping, plumbing, levelling and ticking of plate welding and accessories for the restoration of the tank.
• Provision, handling, and erection of straight pipelines of different diameters, as well as their accessories.
• Application of corrosion protection inside and outside the tank, upper face of the bottom, dome, and pipelines of different diameters.
• Hydropneumatic test with vacuum box and penetrating liquids in the bottom of the tank.
• Butt welding in carbon steel pipelines of different diameters, as well as the joints which are integral part.
• Radiographic inspection of weldings of the tank according to what is stated in the API-Standard-650 code.
• Calibration of body plate thickness and accessories of fixed dome, vertical, cylindrical tank using the ultrasonic method.
• Pneumatic test in tank dome.
• Preparation of report of verticality, peaking, banding and roundness of the tank after its recovery according to what is stated in API-650.
• Installation and commissioning to 100% indicator of temperature, bimetallic and fixed angle.