I nāʻoihana nui loa, he 30-din-papa'āina i nā kīhāpai no nā hana hana no ka hanaʻana i nā hana hana pāʻoihana no nā mīkini hana hoʻoikaika. Hiki i kahi 30 ton ma luna o ka chene e hana i nā hana hana-lawelaweʻole e hiki ke hanaʻoleʻia me ka hana manuahi, no ka hoʻonuiʻana i ka hana hana hana.
Hiki ke hoʻolālāʻia ka 30 ton ma luna o nā'āpana likeʻole i nāʻano hana e pili ana i nā kūlana hana, e like me keʻano o nā ukana e pono ai e hāpaiʻia. E like me keʻano o ka crane, ka 30 ton ton ma luna o ka crane bridge crace e like me ka nui o nā beemas e like me ka nui o nā baimaʻelua e kau ai i kahi mea he 30 Hāʻawi kā mākou hui i 20-Ten, 50-Ten, hoʻokahi, a me ka nui o nā cirder, a me nā crice-girder, etc. Ua hāʻawiʻia kā mākou mau makahiki 30-Tenhead Bridge no nā noi e hāpai ana, e like me nā mea e neʻe ai i nā hale paʻahao nui, a me nā hale hana.
ʻO ka 30 ton iverhead overhead ke loaʻa maʻamau i nā hale kūʻai mīkini, nā hale kūʻai, nā mea kanu, nā mea hana hana hana maʻamau. He hana nui ka A5 i ka papa mele ma luna o nā papa hana maʻamau,ʻo ia ka mea i hoʻohanaʻia, e nā papa hana maʻamau, a me nā'ōnaehana e like me nā anina.
Hiki iʻehiku mau hui ke hoʻolālā i nā mea e like me nā mea e like me nā koina o nā mea kūʻai aku. Ma ka laulā, inā makemake ka mea kūʻai aku e kūʻai i nā huiʻehiku e hāʻawi ana i nā lako e ola ana, hiki iā mākou ke hāʻawi i nā manaʻo kūpono no ka pono o ka papa.
Hāʻawi pū mākou i nā hale kupapaʻu i nā mea lawe manuahi, nā mea e pono ai e kiʻi i nā mea kilokilo nui a me nā mea hana i luna o ka nui o nā hale kūʻai. No kekahi mau hana kūikawā o ka crane, no ka lala, he mea kiʻekiʻe loa e hoʻohana i nā mea haʻahaʻa loa, e hoʻonui i ka wikiwiki o ka wikiwiki.