Whakaritea hei whakamahi i ngā rangapae hāpai hawaiki, ko ō rīrā hō āhua nei e whakamahia hei whakawehi me te whakawhiti i ngā rārangi hōs hawaiki. Ko te whakatū kōhatu nui e whakaae ana ki ngā hōs hawaiki nui pā, me te tūmu kawe kēkē e iti whakaititia ana i te whakaputu hawaiki me te hāngai. He pai tonu mō ngā nohonga whakapuaki waka, ngā whare whakawhitiwhiti, me ngā wāhi tirotiro, kei ēnei rīrā ngā whitinga herehere kapahei hei whakaae i te whakauru me te whakatakoto hōs. Ko te mēkanika whakahoki ā-pūnaha e tiakina ana i ngā hōs hei kitea ai ki te whakamahi anō, whakapai i te whakahaere hōiho.