Authorities of the Rufus Giwa Polytechnic, Owo has shut down the school indefinitely.
In a circular signed by the Registrar, Mr Sule Atiku, no reason was given for the decision but report says there are issues over industrial relationship between the management and trade unions at the institution.
The lecturers and other staff have refused to work over unpaid entitlements and salaries.
The statement advised students to vacate the school not later than 3pm today.
The management noted that the closure became imperative in order to forestall breakdown of law of order