 On 27 January the battalion was once again attached to its old partner, the 5th Armored Division, and joined them to rest and prepare for a crossing of the Roer River; Company A was detached to join the divisional artillery, and during the four weeks of preparations fired two thousand rounds of indirect fire.On 23 February the attack began, with Company B crossing the Roer at Linnich on the 25th, and the remainder of the battalion following the next day.The division then swung northwards through the Rhineland, reaching the west bank of the Rhine on 10 March.