Dynamic interaction of  semi-submersibles were also tested in reguler and  irreguler waves. Figure.1 and figure.2 show interaction between semi-submersibles during tested.
								  
								  Figure.1: Dynamic interaction test of semi-submersible on preparation in MTC, UTM (taken by Abyn).
								  
								  
								  Figure.2: Dynamic interaction test of semi-submersible in running in MTC, UTM (taken by Abyn).