1-1/2" Rivenstone Block |
1" course bedding sand |
4-6" processed gravel or other free-daining material (compacted) |
Compacted Soil |
|
1-1/2" Rivenstone Block |
1" mortar bed |
4" reinforced concrete pad |
Compacted soil or other suitable base |
|
1-1/2" Rivenstone Block |
1" course bedding sand |
4" minimum existing concrete pad |
Existing base material |
|