6000×2000 blue Ground protection mats 60 T load capacity Ground Protection Mats – Gap Power Liberty Mat, black, 77lbs, 4′ x 8′ x .5″. virtually eliminate damage to lawns and landscaped areas and provide traction for vehicles operating in mud or sand. ‘ heavy-duty, half-inch thick, 100 percent polyethylene mats support 60 tons of equipment, such as trucks, chippers or stump grinders.