On 6/6/1991 1, the vessel H.D. 4 (Official Number 345423) was involved in a risk of striking (near allision) - risk of allision with a fixed object (striking - includes vessels) in 5.5 NM SW OF YARMOUTH HARBOUR LIMIT,.

The vessel, with 0 persons on board, experienced the incident while engaged in regular operations. There were 0 injuries and fatalities were reported, and there was none pollution.

STRUCK BY DREDGE SHOVELMASTER TOWED BY TUG IRVING HEMLOCK.. Damage to the vessel was indicated as

Weather at the time was reported as clear with winds from the N at 8.00 knots. This incident was officially recorded by Transport Canada on 9/22/1992 .