When you have a ready plan, it will remain to equip ditches with a depth and a width of 30 centimeters (the exact volume depends on the individual features of the site and the volume of ground and rainwater).
Ka dib qorshaha dhamaystiray, waxaad u baahan tahay inaad qodo godadka qoto dheer iyo qiyaas dhan 30 cm (mugga qashinka waxaa loo go'aamiyaa si madaxbannaan, iyadoo ku xiran mugga biyaha dhulka iyo biyaha roobka).