Bulli Pass will close today as crews undertake maintance work.
The roadway will close in both directions between Lawrence Hargrave Drive and the M1 Princes Motorway between 9am-3pm today and tomorrow.
Detours will be in place, via either Lawrence Hargrave Drive or M1 Princes Motorway and Memorial Drive.
Motorists advised to allow up to 15 minutes extra travel time.