3/4 inch ground access mats 100 tons load capacity 22 in green ground access mats 100 t load capacity-hdpe 4×8 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