Skid rollers for heavy load is what institute of applied research introduces. Pavaman-b skid rollers are the latest in the series designed to travel on the flat of the i-section. Sing through holes offered in the top plate of the skids, 4 skids can be assembled or welded together to make a trolley or carriage. Technical specifications: length - 210 mm; width - 175; height - 75 mm max; load carrying capacity - 15 tonnes with a set of 4 skids. Force required t push the load is 5 to 7% of the load. The maximum velocity attainable is 7 m/min. These skid rolls are mainly used to move heavy and constant loads over distances. These are very useful in bridge building and mining industry.