5T ~ 500T
4.5m ~ 31.5m
I-3m ~ 30m
A4 ~ A7
I-girder ye-girder ephindwe kabini ye-crane ibonisa iitreyini ezimbini ze-pillel okanye iibhisi ezixhaswayo ziilori zokuphela, ezihambahamba kubude bexesha le-crane. I-histley kunye netroli ifakwe kwibhulorho, ibonelela ngesisombululo esiphefumlisela ngokuguquguqukayo esinokuhambisa imithwalo phezulu, ezantsi, nangaphesheya kobude bexesha le-crane.
Ishishini lokwakha lixhomekeke kwi-cranes engaphezulu yokuphakamisa kwaye ihambise ngezinto ezinzima ezinjengeebhungo zensimbi, amacandelo e-supcote, kunye nemishini enkulu. Ezi cranes zinika izibonelelo ezininzi kwezinye iindlela zokuphakamisa, kubandakanya nokukwazi ukuhambisa izixhobo ngokukhawuleza nangokufanelekileyo kwindawo evaliweyo.
Esona sibonelelo siphambili se-girder ephindwe kabini yombane kwi-crane kukwazi ukuphakamisa imithwalo enzima ngokuchaneka, ngenxa yenkqubo yayo yolawulo. Abanini zithuthi banokusebenzisa ulawulo olukuyo ukulawula isantya se-Hist, intshukumo yeTrolley, kunye ne-Bridge yokuhamba, ebavumela ukuba babeka imithwalo ngokuchaneka okukhulu. Oku kwenza ukuba kube lula ukuhambisa izinto ezinkulu, ezingathandekiyo zibekho, ukunciphisa umngcipheko wokonakalisa okanye ukwenzakala.
Elinye i-inzuzo ye-girder ephindwe kabini yombane kwi-crane isebenze ngokufanelekileyo indawo. Ngokungafaniyo neefolokhwe ezibalulekileyo zokuhambisa igumbi elijikeleze umthwalo, i-crane engaphezulu inokuhambisa izixhobo ngokufanelekileyo kwaye ngokufanelekileyo kwisithuba esichaziweyo. Oku kwenza ukuba ilungele ukusetyenziswa kwiindawo ezixineneyo zomsebenzi, ezinjengezindawo zokwakha okanye izityalo ezizamashishini, apho indawo ihlala iphambili kwiprimiyamu.
Ngokubanzi, i-girder yombane ephindwe kabini yombane i-crane sisisombululo esinamandla esiphakamisayo esenzelwe ukuhlangabezana neemfuno zeshishini lokwakha. Inkqubo yayo yolawulo oluphezulu, amandla aphezulu aphakamileyo, uyilo olugcina indawo lwenza isixhobo esibalulekileyo sokuphakamisa kunye nokuhambisa izixhobo ezinzima kuluhlu lwezicelo, ukusuka kulwakhiwo lwebhulorho kwizityalo zamandla.
Ukuba unayo nayiphi na imibuzo, wamkelekile ukuba ubize kwaye ushiye umyalezo silinde umfowunelwa iiyure ezingama-24.
Buza ngoku