During August, the NorthConnex tunnel will close for planned maintenance work from 10pm to 5am on the following dates:
To minimise disruption to road users, crews will be working at night. During closures, motorists can detour via Pennant Hills Road to join the M1 at Wahroonga or M2 at West Pennant Hills.
Overhead variable messages and traffic control signs will alert road users of changes to traffic conditions.
Visit Live Traffic NSW for the latest traffic updates and information.
Northern Interchange detour
Southern Interchange detour
Please visit Live Traffic for further updates.