Umthamo wokuphakamisa le gantry crane ungamathani angama-50 kanti ububanzi bungamamitha angama-48.Ngenxa yokuthi ikhasimende lidinga ukuthi i-crane ivumelane nezimo zangaphandle ezinomoya, sikhetha i-double girder(truss) gantry crane yekhasimende.
Isikhathi sokuthumela: Mar-31-2022