Ntiv nplhaib nqe tauj qhov muag yuav tsum fa tej mob uas thaum cov hneev roj hmab thiab rigging yuav tsis siv cov twist thiab khi ib co. Nqe lauj in the process of lifting, tsis lifting kev nyuam kev sib tsoo thiab tej yam khoom.
Thaum nimno, ntiv nplhaib muag nuv yog forged hooks, cam khwb cia tsis pub txiav tawm ntawm tus nqe tauj crane, ntiv nplhaib muag nuv ntau coj mus tu, tsis tshua muaj cov steel thiab alloy steel.
Nqe lauj los sib txuas ntawm cranes thiab cwj pwm hnyav, thiab ua hauj lwm txij nkawm yuav tsum nqa nyiaj ntawm nws. No xaus, lifting qhov siab limiter nuv los nuv txhav tas malfunction ntaus los yog puas, yuav tsum txhob rov qab siv lub; kev xav txog undocumented, coj yuav tsum muaj nyob rau accountable. Xav kom ruaj ntseg, sim nuv, thaum nrhiav kom tau ib yam ntawm cov zauv hauv qab no, thiab yuav tsum tau scrapped.
