A section of the Illawarra Highway at Macquarie Pass will be closed from tomorrow until Thursday between 9am and 3pm.
Maintenance work is taking place between Tourist and Yellow Rock roads.
That includes drain and sign repairs, maintenance, vegetation clearing and rubbish collection.
Detours will be in place via the Hume Motorway, Picton Road and M1 Princes Motorway.
And a reminder that Jamberoo Mountain Road is also closed.
Image: Live Traffic NSW