On Saturday between 7pm and 5am the M1 Princes Motorway (Mt Ousley Road) from just north of the Gipps Road overbridge to Bulli Tops will be closed by the RMS for scheduled maintenance.
The road closures will be in place on Mt Ousley Road and connector roads: Picton Road between Wilton and the M1 Princes Motorway (Mt Ousley Road) and Old Mount Ousley Road between Gaynor Avenue and the M1 Princes Motorway (Mt Ousley Road).
The roads will be closed in both directions between 7pm and 5am.
The closure is required to allow Roads and Maritime to carrying out asphalt resurfacing, drain maintenance, installation of new road signage, repairs to guardrail and vegetation maintenance. Detours will be in place for both southbound and northbound motorists.
Southbound and northbound motorists are advised to use Bulli Pass and Memorial Drive and should allow an additional 10 to 15 minutes to their journey.
Vehicles over 19 metres must decouple prior to accessing Bulli Pass.
Heavy vehicle drivers travelling to and from the Hume Highway will be detoured via Narellan Road, Appin Road and Bulli Pass and should allow an additional 40 minutes to their journey.
Light vehicle drivers travelling to and from the Hume Highway will be detoured via Wilton, Appin Road and Bulli Pass and should allow an additional 20 minutes to their journey.
Motorists are advised to follow all detour signage and temporary traffic control measures.