Changed traffic conditions at M4 bridges across South Creek, St Marys and Orchard Hills continuing

Road users are advised of changed traffic conditions where the M4 bridges cross South Creek at St Marys and Orchard Hills.

These changes are necessary to improve safety for motorists and extend the life of the bridges.

We are expecting to finish this work by Sunday 19 October 2025, weather permitting.

Our day shift working hours are between 7am and 6pm from Monday to Friday, and 8am to 1pm on Saturday. Our night shift working hours are between 8pm and 5am from Sunday to Thursday.No work will be carried out on Friday or Saturday nights.

There will be temporary traffic changes to make sure the work zone is safe. A single lane closure and 40km/h speed limit will be in place when equipment is being delivered and removed from site.

Road users are advised to keep to the speed limits and follow the directions of signs and traffic controllers. 

Transport for NSW thank motorists for their patience during this time.

For the latest traffic updates across the network download the Live Traffic NSW App, visit livetraffic.com or call 132 701.