Lay your cropped granite setts in the mortar bed, placing them 8 to 15mm apart. Bed the setts down firmly into the mortar by tapping them lightly with a rubber mallet. Use a trowel to fill the joints with of four parts sand to one part cement. The mix should be of a “wet” workable consistency.

Can I lay setts on sand?

Laying Setts Whether using a dry sand or a wet mortar mix the setts need positioning and individually setting to the required final level. Care should be taken to maintain the correct falls and/or cambers. The most common layout would be a coursed layout.

What is the difference between cobbles and setts?

Whilst people often confuse setts and cobbles, the main way in which cobbles differ is that they are rounded as opposed to the square shape of a Sett. … Anyone who has walked on a cobbled beach or a cobblestone path will know that natural cobbles are extremely difficult to walk on.