1. Pūnaehana Mana
ʻO ka ʻōnaehana mana o kahi kaʻa hana e pili ana i kona kumu mana. ʻO ka maʻamau, ʻelua ʻano ʻōnaehana mana no nā kaʻa hana: nā ʻenekini hoʻopau i loko a me nā kaʻa uila. ʻO ka ʻenekini hoʻopau i loko he ʻenekini e hoʻohana ana i ka wahie e like me ka aila a i ʻole ke kinoea maoli e hoʻoulu ai i ka ikehu ma o ka puhi ʻana. ʻO ke kaʻa uila he ʻōnaehana mana e hoʻohana ana i ka ikehu uila e hoʻokele i kahi kaʻa uila, e loaʻa ai ka hoʻololi ʻana a i ʻole ka hoʻoulu ʻana. Hoʻohana nui ʻia nā mīkini hoʻoheheʻe kūloko i nā kaʻa kūkulu hale, ma muli o ko lākou mana kiʻekiʻe a kūpono i nā ʻano like ʻole a me nā noi, ʻoiai ʻoi aku ka maikaʻi o nā kaʻa uila no kekahi mau kūlana hana kūikawā, e like me nā hana i loko.
2. Pūnaehana Hoʻokele
ʻO ka ʻōnaehana hoʻokele o kahi kaʻa kūkulu e pili ana i kāna ʻano hoʻokele. ʻO ka maʻamau, ʻelua ʻano ʻōnaehana kaʻa no nā kaʻa kūkulu: huila a me ka hahai ʻana. Hoʻohana nui ʻia nā kaʻa kaʻa huila i ke kūkulu ʻana i ke kūlanakauhale a me nā hana kūkulu hale, e like me nā pavements sima, nā mea kanu sima, a me nā mea kanu asphalt mixing, ʻoiai ke hoʻohana mua ʻia nei nā kaʻa kūkulu ʻia i nā wahi hana kūikawā, e like me nā papahana hoʻoneʻe honua, nā mines, nā ululāʻau, nā ʻāina peat, a me nā wao nahele.
3. Pākuʻi Hana
ʻO ka hoʻopili hana o kahi kaʻa hana e pili ana i kāna mau mea hana. ʻO ka mea maʻamau, ʻo nā mea hana o kahi kaʻa ʻenekinia e komo pū me kahi excavator, kahi mea hoʻouka ʻo, kahi māka, kahi ʻōwili, a me kahi mea hoʻoheheʻe. ʻO ka excavator kekahi o nā mea maʻamau a maʻamau i hoʻohana ʻia ma kahi kaʻa ʻenekinia, i hoʻohana mua ʻia no ka ʻeli ʻana, ʻeli, a me ka hoʻopaʻa ʻana. He kūpono ka mea hoʻouka ʻōpala no ka hoʻomaʻemaʻe ʻana i nā alanui, ka hoʻouka ʻana i nā mea, a me ka wehe ʻana i nā ʻōpala i hōʻiliʻili ʻia. Hoʻohana mua ʻia ka huila no ka hoʻopaʻa ʻana i ka asphalt a i ʻole ke kahua paʻa.