To remove a 512 metre length of pipeline from the sea bed at a depth of 50 metres. The pipe material was 12″ diameter ‘Super Duplex’, with a 1″ wall thickness.
The Mirage MDWS620 Diamond Wire saw wihich has a feed stroke 26″ and is capable of cutting 20″ diameter pipe.
– With the diamond wire traveling at 1200 metres per minute at a feed rate set at 8mm per minute, each cut was completed in approximately 40 minutes.
– 22 cuts were made along the pipeline within 72 hours, enabling the pipe to be brought up on deck in 23m sections.
– Support was provided by a Mirage engineer who supervised the cutting operations and provided hands-on assistance.
Related products and accessories required to carry out operations such as this one include;
– Topside Hoses
– Spooled Umbilicals
– Deployment Baskets