singapore singapore mass transit train bump another station wednesday injure 28 people authorities say late mishap transit system city-state long pride efficient public service transit operator smrt say 26 passengers two staff suffer light moderate injuries take hospital awful day transport minister khaw boon wan say commuters inconvenience even injure deeply sorry khaw quote straits time newspaper tell news conference densely populate singapore highly dependent public transport one world expensive place vehicle recently announce would allow net growth car number february next year accident happen 8.20 a.m. 0020 gmt smrt say statement faulty west-bound train stall joo koon station system east-west line two minutes early say second train stop behind faulty train move forward unexpectedly minute late come contact stationary train software glitch signal system cause wednesday accident transit authorities late say photograph post straits time website show two train stop contact major damage apparent early singapore civil defence force say twitter post alert incident station 8:33 a.m. collision come string disruptions mass rapid transit service last month service partially suspend weekend flood tunnel heavy rain mishaps lead rare public apology top transit executives assurance government address cause late singapore transit train mishap injure 28