How is differential camber removed from the plank?
Shimming the plank as required. Threaded Rods and Plates are also used to clamp the plank prior to grouting. A lightweight gypsum floor underlayment is often applied to the top of the plank to eliminate plank surface irregularities. All camber issues and concerns should be discussed with the plank supplier and erector. For more information on camber, topping, openings, and finished floors, please read Hollowcore 101 .