149.337—What are the requirements for ring life buoys?
        
        (a) 
         Each unmanned deepwater port must have at least one ring life buoy complying with  § 149.320 to this subpart.
    
    
        
        (b) 
         If there is no space on the deepwater port for the ring life buoys, they must be on a manned vessel located alongside of the deepwater port while the persons are on the port.