How Does the Ground Beneath a Tarmac Driveway Affect Its Performance?
Why a Strong Tarmac Driveway Begins Below the Surface The visible tarmac layer is only one part of a driveway. Its long-term performance depends heavily on the ground and supporting materials beneath it. If these lower layers are weak, poorly drained or inadequately compacted, even a neatly finished surface may begin to crack, sink or…
