Its a single width road slightly bending with blind bend so not much speed is done but I will one day build shutters.
they sell chaux (big bag) at bricho ,it is lime and cement mixed ,the lime adds a bit more movement ,where as cement may crack,tradifarge is the same as chaux ,just a bit more quality and easier to point with...
yes being using it a couple of years now and did stone work in uk as we did maintenance for the church.