Later, some workers rushed to the post office and attempted to stage a sit-in, but were prevented by police.

The workers then marched towards the railway overbridge and squatted on the road, disrupting traffic.

As they refused to disperse, they were arrested, sources said.

Meanwhile, more than 2,000 people belonging to the Muslim community, including from various organisations, continued their round the clock protest here for the seventh day on Tuesday seeking repeal of the Act.