Ko te mekameka he hononga whakarewa, he mowhiti rānei, e whakamahia ana mō te tuku me te kukume ā-ringa. Ko ngā mea āhua mekameka e whakamahia ana hei aukati i ngā ara waka (pērā i te tomokanga o ngā tiriti, awa, whanga rānei), ko ngā mekameka e whakamahia ana mō te tuku ā-ringa.

1. E whā ngā raupapa o te mekameka: te mekameka tuku; te mekameka kawe; te mekameka tō; te mekameka motuhake.

2. He raupapa hononga, he koropiko rānei he mea hanga ki te konganuku: he mea āhua mekameka hei aukati i ngā ara waka (pērā i te tomokanga o te tiriti, awa, whanga rānei); he mekameka hei tuku hiko.

3. Ka taea te wehewehe i ngā mekameka ki ngā mekameka roera poto-tika; ngā mekameka roera poto-tika; ngā mekameka roera pereti piko mō te tuku mahi taumaha; ngā mekameka mō ngā mīhini sima me ngā mekameka pereti; ngā mekameka kaha-teitei.

Ko te hanganga o te mekameka tuku he mea tito mai i ngā hononga mekameka o roto me ngā hononga mekameka o waho. E rima ngā wāhanga iti o tēnei mekameka: te pereti mekameka o roto, te pereti mekameka o waho, te pine, te ringaringa me te roera. Ko te kounga o te mekameka e whakawhirinaki ana ki te pine me te ringaringa.

I roto i te tuku o ngā taputapu mīhini, ko ngā wāhanga tuku e whakamahia whānuitia ana ko ngā pūrei, ngā taputapu, ngā taputapu noke, ngā whatanga me ngā piniona, me ngā nati tīwiri. Mā roto i ēnei wāhanga tuku, ka kiia te pūtake hiko me te kaiwhakaoho, te hononga rānei i waenganui i ngā kaiwhakaoho e rua, ko te hononga tuku. Ko te raupapa o ngā huānga tuku raupapa e hanga ana i te hononga tuku ka kiia he mekameka tuku.

Ko te mekameka tuku he tikanga kei roto i ngā momo tikanga tuku e rua: ko tētahi momo he tikanga tuku me te ōwehenga tuku pumau me te ahunga tuku, pērā i te takirua taputapu ōwehenga pumau, te takirua turbine kutukutu, me ētahi atu, e kiia ana he tikanga tuku ōwehenga pumau; ko tētahi atu momo e hangai ana ki ngā whakaritenga tukatuka. Ko te tikanga tuku ka taea te whakarerekē i te ōwehenga tuku me te ahunga tuku, pērā i te tikanga tuku taputapu whakarerekē, te tikanga tuku taputapu reti, me ētahi atu, e kiia ana ko te tikanga whakakapinga.