A cikin shekarun da suka gabata, amfani da manyan cranes a duniya ya kasance wani wuri da ba kasafai ba.Dalili kuwa shi ne ayyukan da ke buƙatar ɗagawa sama da tan 1,500 kaɗan ne da nisa tsakanin su.Wani labari a cikin watan Fabrairu na Mujallar Cranes & Transport Magazine (ACT) ta yi bitar ƙarin amfani da waɗannan manyan injina a yau, gami da tattaunawa da wakilan da kamfanoninsu ke gina su.

Misalai na farko

Na farko mega crane shiga kasuwa tsakanin karshen 1970s zuwa farkon 1990s.An haɗa da Versa-Lift ta Deep South Crane & Rigging da Transi-Lift ta Lampson International.A yau akwai nau'ikan crane guda ashirin waɗanda ke iya ɗagawa tsakanin tan 1,500 zuwa 7,500, tare da mafi yawan saukowa a cikin kewayon tan 2,500 zuwa 5,000.

Liebherr

Jim Jatho, Manajan Samfurin Crawler na Liebherr na Amurka ya ce mega crane sun kasance jigo a cikin mahallin sinadarai da kuma wasu manyan ayyukan filin wasa.Babban mashahurin mega crane na Liebherr a Amurka shine LR 11000 mai karfin tan 1,000.LR 11350 tare da ƙarfin 1,350-ton yana da ƙaƙƙarfan kasancewar duniya tare da samfuran sama da 50 a cikin amfani na dindindin, galibi a tsakiyar Turai.Ana amfani da LR 13000 mai karfin tan 3,000 a wurare shida don ayyukan makamashin nukiliya.

Lampson International

An kafa shi a Kennewick, Washington, Lampson's Transi-Lift mega crane da aka yi muhawara a cikin 1978 kuma yana ci gaba da haifar da sha'awa a yau.Samfuran LTL-2600 da LTL-3000 masu ƙarfin ɗagawa 2,600 da ton 3,000 sun sami buƙatu don amfani a ayyukan samar da ababen more rayuwa da tashar wutar lantarki, filin wasa, da sabon ginin gini.Kowane samfurin Transi-Lift yana fahariya da ƙaramin sawun sawun ƙafa da ƙwarewa na musamman.

Tadano

Mega cranes ba su cikin ɓangaren fayil ɗin Tadano har sai 2020 lokacin da aka kammala siyan Demag.Yanzu kamfanin yana samar da samfura biyu a wurin masana'anta a Jamus.Tadano CC88.3200-1 (tsohon Demag CC-8800-TWIN) yana da karfin dagawa mai nauyin ton 3,200, kuma Tadano CC88.1600.1 (tsohon Demag CC-1600) yana da karfin dagawa 1,600-ton.Ana amfani da su duka a wurare a duniya.Wani aiki na baya-bayan nan a Las Vegas ya yi kira ga CC88.3200-1 don sanya zoben ton 170 a saman hasumiya mai bakin karfe a nan gaba MSG Sphere.Idan aka kammala a shekarar 2023, filin wasa zai dauki 'yan kallo 17,500.