The accidents took place in Chittagong, Gazipur, Rangamati, Khagrachhari, Tangail, Madaripur and Comilla
At least 15 people were killed in separate road accidents across the country on Sunday and Saturday night.
In Chittagong, four passengers of a microbus were killed and 11 others injured as a bus rammed the vehicle in Patiya upazila of Chittagong on Sunday.
One of the deceased was identified as microbus driver Md Sakib, a resident of Natun Para in Satkania.
The others killed in the accident could not be identified, but all of them were microbus passengers, the police said.
Inspector ABM Mizanur Rahman, in-charge of Patiya Highway police outpost, said a Cox’s Bazar-bound bus from Chittagong hit the oncoming microbus on the Chittagong-Cox’s Bazar Highway at Bhaiyer Dighi around 8:30am.
Both vehicles skidded off the road and fell in a roadside paddy field, leaving three passengers dead on the spot and 13 others injured, said the police official.
Of the injured, Sakib died on the way to Chittagong Medical College Hospital (CMCH), while the rest were admitted to the hospital, said Assistant Sub-inspector Alauddin Talukdar of CMCH police outpost.
In Gazipur, a truck driver and his helper were killed when the vehicle collided head-on with a covered van in Gazipur on Saturday night.
The deceased were identified as Jewel Sarder, 25, and Sabbir Ahmed Shohan, 26.
The accident occurred near Naotana area in Kaliganj upazila, confirmed Sub-Inspector (SI) of Naojor highway police outpost.
The SI said: "A Gazipur-bound truck collided head-on with a covered van coming from the opposite direction, killing the driver Jewel on the spot."
Shohan, the helper, was taken to Shaheed Tajuddin Ahmad Medical College and Hospital with critical injuries, when the on-duty doctors declared him dead.
In Rangamati, a motorcyclist was killed after a private car collided head-on with his vehicle in Rangamati on Saturday night.
The deceased was identified as Abdul Monaf, 29, hailing from the Shimultoli area of Rangamati town.
The accident occurred on KK Roy road around 10pm, confirmed Assistant Sub-Inspector of Rangamati Kotwali police station, Ganesh Tanchanghya.
In Khagrachhari, a college student was killed when a human hauler hit a motorbike at Phultala Bazar in Dohar upazila on Sunday.
The deceased was identified as Shaon Ahmed, 19, a 1st year student of Padma College, and son of Mainuddin of the area, reports UNB.
Quoting local people, police said the accident took place around 11 am when a soil-laden human hauler rammed the motorbike carrying Shaon, leaving him dead on the spot, said Sazzad Hossain, officer-in-charge of Dohar police station.
Angered by the incident, students of the college staged demonstrations in the area and put up a barricade on Phultala Bazar road, halting traffic movement for half an hour.
In Tangail, four people were killed in separate road accidents in Basail and and Mirzapur upazilas of the district on Sunday.
The deceased were identified as Bachaton, 70, wife of Hasan Ali of Beltuli area, her daughter Jahanara, 52, Hazrat Ali, 75, son of Osman Ali, and Ridoy Mian, 14, son of Sultan Uddin of Mirzapur upazila.
According to police sources, Hazrat Ali died when a motorcycle hit him in the Hossen Market area of Mirzapur in the afternoon.
Ridoy died when a three-wheeler hit him in the Bashtoil area.
Bachaton and Jahanara were killed when a sand laden truck hit them on the Dhaka-Tangail Highway around 11am while they were crossing the road.
Gorai highway police station Sub-Inspector Tarequzzaman confirmed the incident.
In Madaripur, a man was killed on the Mostofapur-Madadripur road around 11am on Sunday when a pick-up van hit him.
The deceased was identified as Gurudeb Sarkar ,45, confirmed Kamrul Hasan, officer-in-charge of Madaripur Sadar police station.
In Comilla, two people were killed on the Comilla-Noakhali Highway in the district on Sunday morning.
The deceased were identified as Riad Hossain, 18, of Vaupur village of Monohorganj upazila, and Sirajul Islam, 65.
The accident took place when a three-wheeler rammed into a covered van in the area, said Comilla -Lalmai Highway police outpost in-charge, Shakhawat Hossain.