A flaw has been detected in the construction of one of the pillars of the Kochi metro rail.
The flaw in the construction a pier at Pathadipalam in the city was noticed about a month back during a routine inspection of the track. Further studies found that there were flaws during the piling work as there was a gap between the pile and surface of the rock.
Sources said that the restoration works could be carried out without affecting the services. Trains were operating at a lower speed at the stretch after the flaw was noticed.
The Delhi Metro Rail Corporation carried out the Kochi Metro work. Former DMRC principal advisor E Sreedharan said that it was not known how the flaw happened. DMRC would study how it happened, he said.
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