Town council calls the improvements 'wonderful', adding that it had pushed for the plan for years.
Sarah Jayne Crust, from Ashford, says she will continue her tribute act "to the end of my days".
The US actress posted a video of the daring stunt to her 26m Instagram followers on Monday.
The site is next to a sports club in Ashford which says it supports the redevelopment.
Sevington Inland Border Facility was built in 2021 to check goods entering and exiting the UK.
Part of the M20 between Maidstone and Ashford will close overnight to remove the contraflow system.
Kent could soon become a major wine destination, according to experts.
The equipment has already helped to save the life of Anthony Ojo, who collapsed at his Ashford home.
A spokesperson said the expanded group will bring together expertise to strengthen services.
