Thurrock Council said public safety is its responsibility and it had arranged for the area to be fenced off and for temporary traffic lights to be in place.
More top news
The terror attack carried out by Khalid Masood at Westminster that left four people dead lasted less than two minutes say police.
Two knives were found at the scene in Islington, North London, and the suspects fled on foot before being arrested.
The family of the police officer who was murdered in the Westminster attack have thanked those who were with him 'in his last moments'.