BHP–GIP $2bn WAIO power deal: network and decarbonisation lens for engineers
Reviewed by Tom Sullivan

First reported on International Mining – News
30 Second Briefing
BHP has agreed a US$2 billion deal with Global Infrastructure Partners, now part of BlackRock, to restructure its 85% share of the Western Australia Iron Ore (WAIO) inland power network in the Pilbara via a dedicated trust. The transaction separates power infrastructure ownership from mining operations across WAIO’s four main joint ventures, signalling a shift towards third‑party capital for high‑voltage transmission and generation assets. For mine planners and electrical engineers, the move points to longer‑term, utility‑style management of load growth, decarbonisation projects and network reliability.
Technical Brief
- GIP, a part of BlackRock, becomes long-term capital partner for WAIO’s off-mine electrical infrastructure.
Our Take
This $2 billion restructuring of the WAIO inland power network sits alongside BHP’s recent Pilbara haul‑truck electrification trials with Rio Tinto, signalling that Western Australia iron ore operations are being re‑tooled around higher‑capacity, lower‑emission power systems rather than piecemeal upgrades.
With BHP retaining an 85% interest in WAIO, bringing in Global Infrastructure Partners and BlackRock capital effectively ring‑fences grid and power‑supply risk from the core iron ore business, a structure that could be replicated across other large Australian mining infrastructure assets flagged in our 201 Infrastructure stories.
BlackRock’s appearance here, and in the separate royalty sale over BHP’s Pedra Branca mine, suggests it is repositioning its mining exposure away from direct commodity risk and towards fee‑style infrastructure and royalty cashflows linked to long‑life iron ore and copper‑gold systems.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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