These transition mats are 12″ at heel, 2″ at toe, 48″ wide and 26′ long. A nice long slow ramp up onto regular 12″ thick mats. These are being used in Surrey for the decommissioning of a large Tower Crane. A large rubber tired Crane will mount up onto a Crane Mat platform to perform the heavy lifts. These mats have 4 lifting pockets to access the through rods