Council planning record

SIP CAS-05134-C8C9N9 - Global Centre of Rail Excellence and Associated Development

Dulais and Swansea Valleys, near Coelbren/Onllwyn ; Cymoedd Dulais ac Abertawe, ger Coelbren/Onllwyn

ResearchingReference: CAS-05134-C8C9N9Welsh Ministers

Application location

Dulais and Swansea Valleys, near Coelbren/Onllwyn ; Cymoedd Dulais ac Abertawe, ger Coelbren/Onllwyn

Location point supplied by the council.

Application summary

Status
Researching
Application type
Developments of National Significance
Received
Not published
Validated
Not published
Determination deadline
Not published
Local authority
Welsh Ministers

Application overview

The development consists of four key elements all located in the area shown on the attached plan. Firstly a test track facility for Rail Innovation consisting of up to 3 concentric electrified 7km long loops of track, link road and maintenance facilities including sidings, run around loop, fueling line, large train shed (Up to 300m long and 40m wide), offices, welfare facilities, logistics shed and 132KV Substation, Hotel and Conference centre. Secondly a Hyperscale data Centre delivered in phases (up to 350 MW). Thirdly an Energy Park to provide thermal generation, renewable energy and battery storage to power both the rail project and Data Centre. Finally a technology park to support all of the developments ; Mae’r datblygiad yn cynnwys pedair elfen allweddol, pob un wedi’u lleoli yn yr ardal a ddangosir ar y cynllun atodedig. Yn gyntaf, cyfleuster trac profi ar gyfer Arloesi Rheilffyrdd, yn cynnwys hyd at 3 dolen gron gydganolog o drac wedi’u drydaneiddio, o 7km o hyd, ynghyd â ffordd gyswllt a chyfleusterau cynnal a chadw gan gynnwys cilfanau, dolen troi, llinell tanwydd, sied drenau fawr (hyd at 300m o hyd a 40m o led), swyddfeydd, cyfleusterau lles, sied logisteg ac is-orsaf 132kV, yn ogystal â gwesty a chanolfan gynadledda. Yn ail, Canolfan Ddata Hyperscale i’w darparu mewn cyfnodau (hyd at 350 MW). Yn drydydd, Parc Ynni i ddarparu cynhyrchu thermol, ynni adnewyddadwy a storio batri i bweru’r prosiect rheilffyrdd a’r Ganolfan Ddata. Yn olaf, parc technoleg i gefnogi’r holl ddatblygiadau.

Proposal details

Reference
CAS-05134-C8C9N9

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Documents 4 of 4

DocumentPublishedAction
2026-06-17 - Inception Meeting Note - SIP CAS-05134-C8C9N9 - Global Centre of Rail Excellence and Associated DevelopmentPre-Application - General29 Jun 2026View
2026-06-09 - Pre-application Services FormPre-Application - General10 Jun 2026View
2026-06-09 - Site Location Plan GCRE-CS-0577 08.06.2026Pre-Application - General10 Jun 2026View
2026-06-09 - New SIP - Global Centre of Rail Excellence and Neighbouring Hyperscale DataCorrespondence10 Jun 2026View

Documents open on the council website. Browse council documents if a link has changed.

Application timeline

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Decision & conditions

Researching
Planning conditions

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