Chrene ya semi-ganti ndi crane yokhala ndi gawo limodzi la Brid Butlaw lothandizidwa mwachindunji panjirayo ndipo mathero enawo adathandizidwa panjirayo pochita.
Weihua Vomberani MagetsiCrane ya Senti-Gantry imapereka ntchito yayikulu kwambiri, chitetezo ndi kudalirika, mphamvu zamagetsi, phokoso lotsika, komanso kucheza ndi chilengedwe. Ndioyenera kukweza ndi kunyamula zinthu zomwe zili m'malo monga zokambirana, nyumba zosungiramo, ndi malo opangira mphamvu pomwe mbenga ya mlatho sioyenera.
Kusankha koyenera kwa mafakitale ang'onoang'ono komanso apakatikati, magetsi a semi-ganti-ganti amagwiritsidwa ntchito kwambiri mu zokambirana, madoko, madoko otumphuka, ndi mafakitale, odziwika bwino ndi kusintha kwawo ndi luso lake. Crane iyi imagwiritsa ntchito opaleshoni ya sitimayi, ndi zigawo zazikulu kuphatikiza (kuphatikiza mtengo waukulu, zopitilira, ndi zida zotsika), zida zamagetsi, ndi mayunitsi apakompyuta. Chochititsa chidwi kwambiri ndi ntchito yamagetsi yamagetsi yokhala ndi makina am'mbuyo, omwe amayenda mosapita m'mbali pang'ono. Kuphatikiza apo, kapangidwe ka a Gantry ndi luso: Kutulutsa kamodzi kumapangitsa makinawo kuti azigwira ntchito mosinthasintha panjira yolimba, pomwe winayo amathamangira pamtundu wankhaniyo mkati mwa bungwe. Mapangidwe awa amathandizira kwambiri kugwiritsa ntchito pogwiritsa ntchito kapangidwe kake.
