Kwara State Sector Commander, FRSC, Mr Sunday Maku, who confirmed the casualty figure, said that details were being compiled.
Maku said the accident occurred at Kilometer One on the Jebba-Mokwa/Berger Bridge and involved a Scania trailer with registration number ZUR126YL that was carrying passengers.
Maku attributed the accident to brake failure and explained that his men were at the scene of the accident about five minutes after it occurred.
The FRSC boss said there were 28 people in the vehicle when it lost control and crashed on its side.
Among the passengers were 17 males, seven females and four children adding that 15 adult males, two adult females and four children were injured in the crash.
The two fatalities were males, he said, adding that the sum of N435,000 was also recovered from the scene.