From next week traffic conditions on Hinterland Way, St Helena will be changed to carry out slope stabilisation work just east of the intersection with St Helena Road.
Work will start on Monday, March 17 and will be carried out weekdays from 6am to 6pm with some work possible between 6am and 6pm Saturdays.
Work is expected to be complete by July, weather permitting.
Single lane, alternating traffic flow arrangements and a reduced speed limit of 40km/h will be in place during work hours for the safety of workers and road users. A speed limit of 60km/h will be in place outside work hours.
Motorists are advised to allow up to five minutes extra travel time, drive to traffic conditions and follow the directions of signs and traffic control.
Transport for NSW thanks motorists for their patience during this time.
For the latest traffic updates download the Live Traffic NSW app, visit livetraffic.com or call 132 701.