About 19,000 tea workers of 14 tea gardens of Duncan Industries Limited in Terai and Dooars areas blockaded NH 31 for eight hours today in support of various demands, including payment of two months’ salaries.

Police said the tea workers launched the demonstration at 7 am at Birpara, which held up traffic in the Dooars area.

The workers demanded payment of salaries, which they claimed was due to them for two months, besides gratuity and provident fund.

They also alleged that they had not received rations for two months. (PTI)