The 198 meter long, 28676 dwt vehicle carrier Morning Spruce became disabled near Oregon near the mouth of the Columbia River.   The Morning Spruce had suffered a power blackout and went adrift.   The crew was able to restore power later the same day.   A tug was dispatched to the vessel to escort it into the river.   The vessel will proceed to Portland, Oregon where it will be inspected by the Coast Guard.  No reports of injuries, damage or pollution being  released.