OVERPIPE is a French company, part of a family group, and is dedicated since 2009 to innovative solutions for the protection of buried networks from third party interference. The company is run by its founder Yannick Joubeaux. The main product developed by OVERPIPE in co-operation with ENGIE R&D department is : - HDPE plates which resist the assault of a 32 tons excavator equipped with a teeth bucket Main clients are gas transmission or oil companies which are facing changes in class location, and more generally high risk of encroachment in HCAs with possible dramatic impact.