• Ukugquma kwisakhiwo: Kusetyenziswa kakhulu ukugqumelisa eludongeni lwangaphandle, ukugquma eluphahleni, kunye nomgangatho ophantsi wokufudumeza ngaphantsi ngenxa yokomelela kwawo okuphezulu kunye neempawu zokungangeni kwamanzi.
• Ulungelelwaniso lwekhonkco elibandayo: Iinsulation layers zogcino olubandayo kunye neelori ezifakwe efrijini, ezinokumelana- nobushushu obubalaseleyo.
• Infrastructure: Anti{0}}imigangatho engumkhenkce kuhola wendlela kunye nomgangatho ophantsi kaloliwe, unamandla ocinezelo olomeleleyo.
