The identities of the deceased could not be known yet.
Quoting witnesses, police said the accident occurred around 2:30 am when the private car crashed into the divider, leaving three people injured.
One of the injured was taken to Dhaka Medical College and Hospital where doctors declared him dead around 4:45 am, said inspector Md Faruk, in-charge of Dhaka Medical College and Hospital Police camp, reports UNB.
Meanwhile, another victim, aged about 40, died at Kurmitola General Hospital on Saturday noon.