Sanadihii la soo dhaafay, isticmaalka wiishyada culus ee culus ee adduunka oo dhan waxay ahayd goob naadir ah.Sababtu waxay ahayd shaqooyinka u baahan wiish ka sarreeya 1,500 tan ayaa yaraa oo aad u kala fog.Sheeko ku jirta daabacaadda Febraayo ee Cranes & Transport Magazine (ACT) ayaa dib u eegeysa kororka isticmaalka mashiinnadan waaweyn maanta, oo ay ku jiraan wareysiyo lala yeesho wakiillo shirkadahooda ay dhisaan.

Tusaalooyinka hore

Wiishkii ugu horreeyay ee mega-ga ayaa suuqa soo galay intii u dhaxaysay dabayaaqadii 1970-meeyadii ilaa horraantii 1990-aadkii.Waxaa ku jiray Versa-Lift oo ay samaysay Deep South Crane & Rigging iyo Transi-Lift oo ay samaysay Lampson International.Maanta waxa jira labaatan nooc oo wiish ah oo awood u leh inay kor u qaadaan inta u dhaxaysa 1,500 iyo 7,500 ton, iyada oo inta badan ay soo degaan inta u dhaxaysa 2,500 ilaa 5,000 tan.

Liebherr

Jim Jatho, maamulaha wax soo saarka wiishka boom gurguurta ee Liebherr ee fadhigiisu yahay Maraykanka ayaa sheegay in wiishashka mega-ga ahi ay udub dhexaad u ahaayeen bay'ada batroolka iyo qaar ka mid ah mashaariicda waaweyn ee garoonka.Wiishka ugu caansan ee Liebherr ee gudaha Maraykanka waa LR 11000 oo leh 1,000-tan.LR 11350 oo leh 1,350-ton awood ayaa leh joogitaan caalami ah oo xoogan oo leh in ka badan 50 nooc oo si joogto ah loo isticmaalo, inta badan Bartamaha Yurub.LR 13000 oo leh awood 3,000-ton ah ayaa lix goobood loogu isticmaalayaa mashaariicda tamarta nukliyeerka.

Lampson International

Iyada oo ku saleysan Kennewick, Washington, Lampson's Transi-Lift mega crane ayaa laga dooday 1978 wuxuuna sii wadaa inuu dhaliyo xiisaha maanta.Moodooyinka LTL-2600 iyo LTL-3000 ee leh 2,600 iyo 3,000-ton ee awooda wiishka ayaa la kulmay baahida loo qabo isticmaalka mashaariicda kaabayaasha iyo sidoo kale warshad koronto, garoon, iyo dhismo cusub.Nooc kasta oo Transi-Lift ah wuxuu leeyahay raad yar iyo dhaqdhaqaaq gaar ah.

Tadano

Wiishashka Mega ma ahayn qayb ka mid ah faylalka Tadano ilaa 2020 markii la soo wareegistooda Demag la soo gabagabeeyay.Hadda shirkadu waxay soo saartaa laba nooc oo warshad ah oo ku taal Jarmalka.Tadano CC88.3200-1 (oo hore u ahaan jirtay Demag CC-8800-TWIN) waxa ay leedahay awood wax qaadis ah oo dhan 3,200-ton, Tadano CC88.1600.1 (oo hore u ahayd Demag CC-1600) waxa ay leedahay 1,600-ton.Labadaba waxaa lagu isticmaalaa meelo adduunka oo dhan ah.Shaqo dhawaan ka dhacday Las Vegas ayaa ku baaqday CC88.3200-1 in la dhigo giraan 170-tan ah dusheeda munaaradda xeebta ee birta ee mustaqbalka MSG Sphere.Marka la dhammeeyo 2023, garoonku wuxuu fadhiisan doonaa 17,500 oo daawadayaal ah.