ASPs and contractors

Network design


Ausgrid workers

This section provides authorised Accredited Service Providers Level 3 (ASP/3)  and their employees access to technical specifications, contestable design process information and safety updates to support  the design of distribution and sub-transmission network assets, underground or overhead mains, apparatus and substations.


Design information

The following design information documents enable Ausgrid Authorised Designers to prepare and submit contestable designs to Ausgrid for certification.

For security and privacy reasons the ASP/3 Seminar and Teams Event videos and presentation packs will no longer be available on the Ausgrid website. Please contact for further information.

Contestable connection process

Contestable connections and relocation projects follow a process shown in this one page flowchart. This process is relevant for connections up to 11kV, including street lighting and the majority of asset relocations. 

If you require further information, please contact: or phone on 02 4399 8099.