A fire broke out in the main cable duct and control room basement supplying power from the substation to different areas of the plant, causing the plant to shutdown completely.
“ARE” COWI was invited to investigate the condition of the concrete tunnel structure, immediately. In response ARE mobilised the site investigation team and undertook a visual investigation, sampling and non-destructive testing of the walls and roof of the tunnel. ARE recommended remedial works to be carried out which involved re-skinning using shotcrete. The initial recommendations for the remedial works were given within 8 hrs following the investigation and accordingly the repairs were done within 4 days.