Timely detection of a ‘rail cut' near Cantonment Railway Station here averted a possible train accident, South Western Railways said on Wednesday.The cut was noticed yesterday when Marikuppam-KSR Bengaluru passenger train was about to chug into the station. The train was detained for 36 minutes till the damaged portion was repaired.According to a South Western Railway press release, head constable Thirumalesha and constables Chandramani and R S Sundo of Railway Protection Special Force (RPSF) were on track patrol duty near Railway cantonment to prevent theft of passenger related offences when they noticed rail cut.