1. Cov tais cable muaj daim ntawv thov dav, siab siv, lub teeb yuag,
tsim nyog qauv, superior hluav taws xob rwb thaiv tsev, tus nqi qis, lub neej ntev,
muaj zog corrosion kuj, kev tsim kho yooj yim, hloov tau yooj yim, tus qauv
installation, txaus nyiam tsos thiab lwm yam nta.
2. Kev txhim kho txoj hauv kev ntawm cov hlua cable yog hloov tau. Lawv tuaj yeem muab tso rau saum taub hau
nrog rau cov txheej txheem pipeline, nqa nruab nrab ntawm cov plag tsev thiab girders, ntsia rau
sab hauv thiab sab nrauv phab ntsa, ncej phab ntsa, qhov phab ntsa, furrow bank, kuj yuav ua tau
ntsia rau ntawm qhov qhib cua upright post los yog so pier.
3. Cov hlua cable tuaj yeem muab tso rau hauv kab rov tav, ntsug. Lawv tuaj yeem tig lub kaum sab xis,
faib raws li "T" beam los yog crossly, yuav widened, heightened, hloov khiav.