Traffic diversions in Kochi’s SN Junction-St. Martin’s Church corridor for a month due to piling works; planners urge smooth left-turn routes and public cooperation. A monthlong traffic diversion will take effect at Palarivattom on Friday to facilitate foundation piling work for Kochi Metro Phase II near St Martin’s Church. Traffic regulations at Palarivattom for a month due to piling works near SN Junction-St. Martin’s Church corridor, with detours and a trial run.