Company has issued a Tender to suitably qualified Construction Contractors, to deliver, on a limited Engineering, Procurement and Construction (EPC) basis, the establishment of the Happy Valley Supply Substation (HVBSS), located in Dampier.

The following is an outline of the overall project EPC Scope of Work;
* 220kV Line Bay extension at Yurralyi Maya Power Station (YMPS);
* 220kV Transmission line from YMPS to the Karratha to Dampier Causeway;
* 220kV Underground cable installation across the Karratha to Dampier Causeway to HVBSS;
* Construction of the HVBSS;
* 33kV Distribution to Parker Point operations, East Intercourse Island operations, 7 Mile Rail operations, Dampier Town and Dampier Salt Limited (DSL); and
* Deconstruction of the redundant 220kV transmission line, DB33 220kV switchyard and 33kV distribution

Scope of Work: Quality Assurance and Quality Control Services
Quality assurance and quality control services for the procurement and manufacturing of the new transformers, primary switchgear, secondary switchgear, prefabricated buildings, transmission towers and 220kV underground cable as part of the implementation stage of the Dampier Resilience Project. This work is to be completed in accordance with AS4324 as well as relevant Company Standards and Australian Standards.

Further Notification
The scope of work is a summary description of goods and/or services that may be required by Rio Tinto and may be subject to change in Rio Tinto's absolute discretion.