| 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 |
|