The Department of Environment, Food and Agriculture says contractors will be working in two beauty spots next week.
Workers will be in Arrasey Plantation on Monday, October 19 and in Conrhenny Plantation on Tuesday, Octover 20.
They'll be repairing damage after a rally on behalf of the event organisers.
DEFA says there may be diversions and closures in place, and is asking people to respect warning signs and stay safe.
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