While speed breakers have been installed to curb two-wheeler accidents on the main road in Aarey Milk Colony, under the jurisdiction of the Brihanmumbai Municipal Corporation (BMC), the absence of proper markings on these traffic-calming devices is increasing the risk of mishaps.  Earlier, mid-day had highlighted concerns regarding internal roads, where unmarked speed breakers, constructed by the public works department, had led to safety hazards.