Mr Henry Benamaisai takes over from the former sector commander, Paul Okpe, who was recently transferred to Edo.
The road safety corps said that 12 males and five female adults were invovled in the crash, leading to three injured victims.
Mr Okpe noted that the lone accident occurred due to total violation of road safety traffic laws by the vehicle owner.
Two persons sustained severe injuries and had been taken to Orotunde Hospital in Ikirun for treatment while the third victim was unhurt.
The rescued victims, all male, came out unhurt from the accident reportedly caused by speed limit violation by the driver.
The road safety agency said that the accidents occurred due to violations of road traffic laws by some road users.
The three persons were in an orange commercial truck when it lost control while speeding and ran off the highway track.
Mr Okpe said the accident which happened seven kilometres from Iwaraja junction involved a Howo Sino Truck and a Nissan bus.
“Twenty-one persons were involved in the accident which claimed four lives, while 15 victims sustained severe injuries and two others were unhurt,’’ he said.
The accident occurred after a light blue Toyota RAV4 JEEP collided with a white Toyota bus, as a result of road traffic violations and excessive speeding.