Planning Permission Ireland
GrantedInfrastructureDecided 21 June 2023

Tds. of Milltown & Coolyhenan

Extension of duration for a major electrical transmission substation in Limerick.

237011 · Limerick County Council · Lodged 11 May 2023

Reference
237011
Authority
Limerick County Council
Register status
Decided
Type
EXTENSION OF DURATION
Received
11 May 2023

Summary

AI-generated

This application seeks to extend the permission for a 220/110kV electrical transmission substation. The works include constructing a 220kV GIS substation building, a 110kV GIS substation building, lightning masts, end masts, and associated infrastructure.

Infrastructuresubstationinfrastructureelectricity
Floor area
3,498 m²

Generated from the description above by an AI model and may contain mistakes. The council’s description is the authoritative record.

Official record

Development description

Extension of permission for planning ref 12/1002: an electrical transmission substation and associated infrastructure and works, within and adjacent to the site of the existing 220/110kv killonan substation. The development consists of (1) construction of a 220kv gas insulated switchgear (gis) substation building, of 1,856m2 gross floor area, with a maximum height of approximately 14 metres above ground level, (2) construction of a 110kv gis substation building of 1,642m2 gross floor area, with a maximum height of approximately 12.5 metres above ground level, (3) construction of associated and ancillary outdoor electrical equipment and other apparatus; construction of three lightning masts of approximately 18.4 metres in height; internal access road, car parking areas, boundary treatment, associated drainage and site development works, (4) associated transfer of circuits from the existing 220/110kv air insulated switchgear (ais) substation to the proposed gis substation, (5) construction of six 110kv end masts to facilitate connection of the existing overhead line transmission circuits to the proposed substation equipment by way of underground cable connections. These end masts will replace six existing end masts which are located within the existing esb killonan site. Two of the six end masts will be located adjacent to, but outside the western and southern boundaries of the existing substation complex. One of these two end masts will be located in the townland of coolyhenan, the other will be in the townland of milltown. The remaining 4 end masts and all other proposed works are located within the existing esb killonan substation in the townland of milltown. The proposed end masts will measure up to a maximum of 21.5metres in height and will be of a similar form, scale and character to those existing and (6) all associated site development works (this application is for a 10 year permission)

Key dates

Timeline

  1. Application received11 May 2023
  2. Decision due5 July 2023
  3. Decision issued21 June 2023
  4. Permission expiry9 July 2028

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