Aia nā panela hale i kūkulu mua ʻia, a pono ka hui pū ʻana me ka hui ʻenekinia kīwila e hoʻopau i ka piko a me ka hoʻohui ʻana i nā ʻāpana o ka pipeline e like me nā koi i ka wā e kiʻi ai i nā pahu heleuma (Hu Zi bars) i nā hui panel; ʻO nā papa hollow i hana mua ʻia, e hui pū me ka ʻenekinia kīwila e hoʻokomo i nā paipu; ʻO ka hana like ʻana o nā paipu kū pololei me nā paia (masonry); E paipu i ka paia pipili me ka puka nui, e nakii i ke kila kivila, a me ka paipu e like me ka laina o ka paia; Hoʻomoe paipu i ʻike ʻia.

ʻO nā mea hana i makemakeʻia he paipu puhi. ʻO ke kuʻi paipu hydraulic. Mea wehe puka hydraulic. ʻO ka pahu kaomi. Pāpā kaula. mīkini pahu pahu; Hamali lima. ʻokiʻoki. ʻili kila. waihona pālahalaha. Apopo hapa hapa. waihona pōʻai. ʻūmi hana. Paʻa huelo iʻa; penikala. Lepe. lula pae. ʻO kahi pahu plumb a me kahi ʻōpala. Bākeke hina. ipu wai. Pahu ʻaila. Palaki ʻaila. Nā ʻeke kaula ʻulaʻula, a pēlā aku; wili lima uila. ʻO ka drill platform. bit. pana nail gun. pū rivet. Nā mīkina lima i hoʻopaʻa ʻia. ʻeke ʻeke. pahu mea. Hale kiʻekiʻe, etc.

E hui pū i nā ʻāpana i hoʻokomo mua ʻia no nā lako hana ʻenekinia kīwila; E hana pū me ka ʻenekinia kīwila no ka hoʻonani ʻana o loko, ka pena a me ka hana paʻi, a laila e hoʻomau me ka paipu ʻike ʻia; I ke koho ʻana i nā mea hana hoʻonui hoʻonui, pono e hana ʻia ma hope o ka pau ʻana o ka plastering civil engineering; I ka wā o ke kūkulu ʻia ʻana o nā kaupaku i hoʻopaneʻe ʻia a i ʻole nā ​​pā pā, e hui pū me nā mea hana ʻenekinia kīwila e hoʻomākaukau i nā ʻāpana i hoʻokomo mua ʻia; {2} I ka hana ʻana i nā mea hoʻonani i loko, e hui pū me ka ʻenekinia kīwila e hana i kahi kikoʻī kikoʻī o nā kūlana kukui o ke kaupaku a me nā mea hana uila, a e hōʻike i nā kuhikuhi maoli ma ka papa mua a i ʻole ka honua.