The accident killed at least 4 of the principals while nine others are said to be in critical condition.
It was gathered that the principals were travelling to Kwale in Ndokwa West Local Government Area of the state when the 18-seater bus that was conveying them from Oghara to the venue of the meeting, lost one its tyres, which caused the accident.
The bus was said to be conveying principals of all public secondary schools in Ethiope West Local Government Area of the state.
The teachers had just left their take-off point barely 15 minutes when the accident occurred along the Oghara-Mosogar section of the Benin-Effurun-Warri Road.
The Commissioner for Basic and Secondary Education, Mr. Chiedu Ebie, confirmed the accident. He described the accident as most unfortunate and regrettable.
Ebie said the accident was a big blow to the education sector in the state, adding that the state governor, Ifeanyi Okowa, was saddened by the development.
It was learnt that all the dead victims were females. How sad!