/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: mss1121 https://cdn.slidesharecdn.com/profile-photo-mss1121-48x48.jpg?cb=1523598460 Maintain rig costs ,Maintenance , Safety training of all rig personnel ,repairs and day to day drilling operations over a 3000 HP new build