There will be changed overnight traffic conditions for the next three weeks on Wallarah Rd at Gorokan to carry out survey investigation work between the intersection of Lake Haven Dr and Cornwall Ave.
Work will start on Monday, September 30 and carried out overnight intermittently over three weeks between 7pm and 5am on Sunday to Thursday, weather permitting.
Traffic control will be in place for the safety of workers and motorists.
Motorists are advised to drive to the conditions and follow the direction of signs and traffic control.
For the latest traffic updates, call 132 701, visit livetraffic.com or download the Live Traffic NSW App.