ihlukanisa futhi ihlukanise imikhiqizo ekhonkolo ukuze ithole umphumela wemvelo wemvelo. Izinto ezisetshenziswayo ngokuvamile zisetshenziselwa ukwelashwa okusezingeni eliphezulu odongeni olomile lokuvikela okuzungezile kwezakhiwo zezwe, kanye nokucubungula ukongiwa kwamanzi, imikhiqizo ye-hydraulic nengadi kamasipala. Amabhulokhi angahlukaniswa kufaka phakathi zonke izinhlobo zebhlokhi yodonga lukakhonkolo, ama-pavers, nezinhlobo ezahlukene zebhulokhi likakhonkolo elisetshenziselwa amapaki, izikhumulo zezindiza, izikhumulo zemikhumbi nezinye izindawo ezifana nezitini ezisebenza ngogesi, izitini ezibambayo, izitini zembiza yezimbali, izitini zocingo, njll.