Ko te Pokapū Whakaritenga Horizonta (HMC) he pātene CNC matatau i hangaia mō te kiko tino whakapau, āhuatia hoki mō ngā taiao whakapau maha. Ko tana āhuatanga motuhake ko te āhuatanga horizonta o te pūkete, e huri ana i te aronga ki te whakahaere pirepire me te whakauru atamira ki te wāhi mahi i te upoko tuarangi. E whakaatu ana tēnei tohu i te aroaro o te whenua, e tango ai i ngā pirepire tika atu i te taputapu takotoranga me te wāhi mahi ki ngā pūnaha kaipara kume kume kume. Ko te tango aunoa i ngā pirepire he mea matua hei pupuri i te kiko o te taputapu, hei tiaki i ngā mata kua oti mai i ngā herenga e hāpai ana i te takotoranga anuanu, me te whakawhanaketia i te mahi tūhonu, kore-ārai "māmā". Ka hui katoa ngā HMC ki ngā kaiwhakawhiti paepae aunoa (APC), he āhuatanga e waihangahia ana i te rere tūhonu mā te whakauru i ngā kaiwhakamahi ki te whakapiri i ngā wāhi mahi hou ki tētahi paepae kei te wa e mahi ana te taputapu ki tētahi atu. E wareware ana tēnei i te wā kāore e takoto ana i te wā e uta ana, e unu ana hoki i te wā, ka piki ake te kiko o te taputapu. Ko te tēpu rotary kume (heoi ko te Aksia B) e tuku ana i te whaiwāhitanga 4-aksia katoa, e whakaae ana i te whakaritenga katoa i ngā taha maha o tētahi wāhi mahi āhua porowhita—pērā i tētahi pūngao poukai, tētahi kātata pūpahi, tētahi tinana vāvā—i roto i tētahi tautuhinga kotahi. Kāore anō tēnei ananaga "kua oti-kia-kotahi" e huritau ana i te whakapau, engari ka piki hoki i te tikangia mā te whakaputa i tētahi take kotahi mō ngā āhuatanga katoa, ka wehe i ngā hapa huinga mai i ngā tautuhinga maha. Ko te kikokiko taketake o te hanganga HMC, e mōhiotia ana hauanui mā te whakamahinga o te pouwhare, e taea ai te tere tino nui o te tango i ngā matū kino. Ahakoa ko te utu tuatahi me ngā here mo te wāhi takotoranga e nui ake ana i te VMC, ko te whakapau kiko, te tika, me ngā whaitua aunoa mō ngā āhuatanga wāhi e tika ana e hāpai ana i te HMC hei rawa angitu mō te whakapau maha i ngā umanga herekau pērā i te motukā, te rangi, me te hiko.
Kua rite kē te kapa hokohoko mātua ki te āwhina i a koe.