The C27B Upper Ridinghill to A90T, near Crimond, road will be closed for another week to allow for patching and reinstatement works.
An alternative route will be available via the A90T and C26B.
The C146B Mid Ardlaw to Peathill road will be closed for the next three weeks to allow for carriageway drainage works. An alternative route will be available via Coburty and Rosehearty.
The C70B Newton to Hatton road, between North Smallburn and South Smallburn, will be closed from Monday, March 9 for four weeks to allow for drainage works. An alternative route will be signposted via the A952.
Vehicles will be restricted from waiting on Harbour Street, Port Errol, Cruden Bay from Monday, March 9 for 17 weeks to maintain full access for bridge works.