Many services across the island have been disrupted due to a national level hartal that is being carried out after 69 years.
NewsRadio correspondents said protests were also launched in several areas.
The entrance to the Katunayake Export Processing Zone has been obstructed at the Averywatta Junction due to a protest initiated by employees of the Katunayake Free Trade Zone.
Railway trade unions and private bus owners withdrew from services as of midnight in support of the hartal.
However, the Chairman of the Sri Lanka Transport Board Kingsley Ranawaka said all SLTB buses are operating as usual today.
Speaking to NewsRadio, Ranawaka said steps were also taken to deploy all long-distance buses.
The SLTB Chairman said interprovincial buses and buses in rural areas are also in operation.
However, NewsRadio regional correspondents informed that a significant drop was witnessed in the number of SLTB buses in operation this morning.
Meanwhile, President of the Lanka Private Bus Owners Association Gemunu Wijeratne said buses did not function this morning.
Wijeratne said only three to four buses were in operation this morning during office hours.
He requested a prompt political solution to the on-going crisis, and a permanent solution to the continuous fuel shortage.
Meanwhile, the Co-convener of the Railway Trade Union Alliance SP Vithanage said train services came to a halt at midnight as they too pledged their support to the hartal campaign.
NewsRadio reporters said a significant drop was witnessed in the number of trains in operation this morning.