The petrol tanker was said to have skidded off the road, spilling its content and resulting in an inferno around 12 am on Friday.
A statement by Bisi Kazeem, FRSC public education officer, said 17 vehicles were involved in the accident while six people sustained injuries.
He said rescue operations were ongoing and that the situation is under control.
“We have deposited the corpses at the Hospital Morque,” he said.
“Rescue Ops still ongoing. Some casualties still alive with burnt injuries evacuated for medical attention.
“Working with all sister agencies to restore normalcy .Traffic have been diverted.
” Alternative routes have been announced using electronic and social media broadcast and posting on traffic platforms for vehicles inward Lagos to go through under the bridge at Sango pending when the obstructions fully cleared.
” For now Men have been deployed to control traffic at toll gate. Vehicle inward Abeokuta are going through Ilo awela Road to emerge at Sango.”