Kei te whakarite pūnaha āhuatanga hei whakauki i ngā waka jet ki te whakamahere me te tika i te whakauki i ngā waka roroa jet. E āheitia nei ngā waka me ngā whatu matatau ā - meneti hōnorenga nui hei whakamana i te tino tika o te kawe i te rūma hei whakapai i te mahi waka me te haumaru. He mea nui ake ngā mōhiotanga haumaru matua, e āhei ana ki ngā puaki ā - takutaku moeheke, ngā whatu whakapiki ā - waero hei whakaae i ngā ahi waero, me ngā pūtake whakahaere ahi. Kua hanga ngā hanganga whakahaere rūma i runga i ngā matera whakaaetanga ki te rūma me te āhei ki te whakatika i ngā mahi hīrau nui. Ko ngā waka whakauki rūma jet he whakaaetanga hoki i ngā ture whakahaere herekore, hei whakamana i te whakawhiti rūma mai i ngā whare tirotiro ki ngā waka i runga i te whenua.