Any Erfgooier executing his rights to graze animals on the common is obliged to appear or send a replacement, accompanied with proper tools, at the first summon of the Meentmeester in order to execute any work that the meentmeesters have decided must be done. If sand has to be transported, commoners owning a horse or horses, with a wagon suitable for the transport, will be obliged to be present with said horses and carts to assist these works in the manner and as long as the meentmeesters decide.