There was melee in Calabar, the Cross River State capital, as retirees have blocked access to the Government House.
The aggrieved workers are protesting against unpaid gratuities and pensions, SarahaReporters writes.
It is understood that the mayhem occurred as Governor Ben Ayade and his Plateau State counterpart, Simon Lalong were in the House of Assembly for the valedictory session for a former Speaker of the Assembly, Mike Ogar.
The organised labour in the State has been on an indefinite strike for weeks over the same issue among others.
Others include implementation of promotions, minimum wage, and incremental rates.
The union had questioned the failure of the state government to pay the gratuities despite the application for two tranches of bailout funds and Paris Club refunds by the State.
The monies, totalling over N30 billion was meant to aid the payment of salaries, pensions and gratuities, SR reports.