ʻO kēia overam hoʻokahi overhead crane he crane interoor i hoʻohana pinepineʻia ma nā hana o nāʻoihana likeʻole no nā hana e hāpai ana i nā hana. Ua kapaʻia hoʻiʻo iaʻo Girrds Bridge Crane, eot Craney Stane, Craneridge Crane, Electric Hot Cleage, Et.
Hiki i kona hiki ke hiki i nā mea hana he 20 mau tons. Inā koi ka mea kūʻai aku i kahi hiki ke hāpai i kahi o 20 mau tons, he mea maʻamau ia e hoʻohana i kahi chene pālua.
ʻO ka crane o mua o ka chene ma mua o ka crane ma luna o ka piko o ka papa hana. Pono ia i kahiʻano kila e kauʻia i loko o ka hale hana, aʻo ka heleʻana a ke kaʻa hele wāwae heleʻana ma keʻano o keʻano kila.
Ua hoʻihoʻi houʻo Trine Hoos Trolley i hope a lōʻihi loa ma kaʻaoʻao, aʻo ka trotroy Trotoly e hoʻi hou ana a i hope ma luna o ka beam nui. ʻO kēia hana i kahi wahi hana e hiki ai ke hana i ka hoʻohana pihaʻana i ka lewa ma lalo nei e halihali i nā mea hanaʻole e pili ana i nā mea hana lepo. Me keʻano heʻano ala bra ala, no laila kapaʻia hoʻi heʻeke kani lā.
ʻO keʻano o ke alahaka Girder Girder,ʻo nā'āpanaʻehā: Bridge Frame, e hele ana i nā mechanism, nā mea uila a me nā mea uila. Hoʻohana maʻamau ia i kahi pahu kaula kaula kaula a iʻole he trolley trolley e like me ka mea aloha. ʻO nā mea nui o nā sirdsers o nā cires girder mau crines e like me nā mea kila kila ikaika a me nā alakaʻi alakaʻi i hanaʻia i nā papa kila kila. ʻO ka'ōlelo maʻamau,ʻo ka mīkini wili e hoʻokele pinepineʻia e ka hoʻokele mamao loa.
ʻO nā hiʻohiʻona noi o ka hana o ka bema ma luna o ka chene ma luna, a hiki ke hoʻohanaʻia i kaʻoihanaʻoihana, nā hanaʻoihana a me nāʻoihana hana maʻamau, a me nāʻoihana hana