All standard plates are 1" thick and all use the Lifting System to ensure the highest in safety when handling the road plates. Standard plates sizes available for SOE: 1” x 4’ x 8’. 1” x 6’ x 10’. 1” x 8’ x 10’. 1” x 8’ x 12’. 1” x 8’ x 16’. 1” x 8’ x 20’. Other sizes can be made to order.