Arcadis has announced that the Sydney Motorway Corporation had appointed it as the sole Independent Certifier to the WestConnex M4-M5 Link 3A, Mainline Tunnel Works Project.

Once complete, the M4-M5 Link will connect the extended M4 Motorway at Haberfield with the new M5 at St Peters, and has been designed with the view to ease congestion on Victoria Road and City West Link and improving local connections across the inner west of Sydney.

The Independent Certifier’s role is to ensure the technical requirements, contractual deliverables, legislative and statutory requirements and quality of workmanship is completed by the contractor in accordance with the Project Deed and other project documents.

According to Rob Brown, business leader – Independent Assurance Services Australia Pacific, Arcadis, “We are very proud to be involved in such an important project for Sydney that will ease congestion and improve the quality of life for commuters."

“As the leading independent certifier in Australia, we are excited to bring what we learnt from the new M5 project as well as new innovative technology to the M4-M5 Link,” Brown says.