Tamping is an important construction step when installing permeable pavements. Tamping allows for the permeable surface (concrete or pavers) to set and adhere to the bedding layer beneath. Tamping also allows for flattening or evening out the surface, resulting in visually appealing finish. | Tamping is an important construction step when installing permeable pavements. Tamping allows for the permeable surface (concrete or pavers) to set and adhere to the bedding layer beneath. Tamping also allows for flattening or evening out the surface, resulting in visually appealing finish. |