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Motorists are being warned of disruption on the M20 overnight this week.
Highways England is installing gantries as part of its £92million smart motorway scheme.
Despite MPs securing earlier finish times during the week, overnight work on Saturday will not finish until 6am.
The London-bound exit slip at Junction 4 for Leybourne will close between 8pm and 4.30am on weekdays, except Friday night, when the road will reopen at 6am.
At Junction 5, Aylesford, the London-bound entry slip and the coastbound exit slip will shut between 8pm and 6am on Saturday night.
A clearly signed diversion will be in place via the next available junction.
Free recovery service and speed enforcement remain in place to ensure drivers and road workers safety.
Keep up to date with traffic and travel news across Kent here.