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Major projects

Ireland's biggest construction and infrastructure projects, from the first filing

Ireland's largest construction and infrastructure projects: every consent application accompanied by an Environmental Impact Assessment (EIAR) since 2017, across all consent regimes (An Coimisiún Pleanála, foreshore, roads, rail, waste). The major schemes, geocoded, with the applicant and the consent link.

The largest of these are consented directly by An Coimisiún Pleanála, the national planning body that replaced An Bord Pleanála.

2,033 projects tracked · updated weekly · page 7 of 41, projects 301 to 350

Updated weekly from the national EIA portal, so new schemes land here as the portal publishes them. Follow the strategic cases through the An Coimisiún Pleanála tracker and the infrastructure feed.

· checked against the sources below

Mega-projects
2,033
Last 12 months
224
Linear schemes
294
Top regime
An Coimisiún Pleanála

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Laois County Council · 7 Jul 2025

Seskin Renewable Energy Limited

The Construction of 2 no. turbines and associated works.

In the townlands of Tinwear, Archerstown and Durrow Townparks, Co. Laois
Galway County Council · 3 Jul 2025

Vincent Cannon & Company Ltd

Lateral extension of the existing permitted quarry area (Plan File Ref. No. 46752) over an area of c.10.2 ha. area to a final floor level of c. 100 mOD; All related ancillary development etc.

Extension
Knockshangarry and Knockadikeen, Loughrea, Co. Galway.
An Coimisiún Pleanála · 3 Jul 2025

Gort Windfarms Limited

The development consists of the proposed retention in situ of existing development associated with the Derrybrien Wind Farm Development (Site 458 Ha) including all at- and below-ground structures.

Wind Energy
Bohaboy, Boleyneendorrish, Coppanagh, Derreennamucka, Derrybrien East, Derrybrien North, Derrybrien South, Derrybrien West, Funshadaun, Kilbeg, Loughatorick North & Toormacnevin in Co. Galway & Slieveanore, Co. Clare Linear developmentRef 323014
EPA portal
An Coimisiún Pleanála · 3 Jul 2025

Gort Windfarms Limited

The development consists of the decommissioning of the Derrybrien Wind Farm (Site 132 HA), including enabling works; the removal of the turbines and other structures on site; the removal of the Derrybrien-Agannygal Overhead Line; and all other works.

Wind EnergyGrid InfrastructureGroundworks Enabling
In the townlands of: Bohaboy, Boleyneendorrish, Coppanagh, Derreennamucka, Derrybrien East, Derrybrien North, Derrybrien West, Funshadaun, Loughatorick North, Loughatorick South, Toormacnevin; in County Galway. Linear developmentRef 323018
EPA portal
Meath County Council · 3 Jul 2025

BD Flood Unlimited Company

Application area of 5.8ha. with Sand & gravel pit extension (dry working) over c.4.2 ha. Restoration to agricultural/ecological habitat. Commensurate with the life of existing site permission (Ref. KA14/1129 / PL.17.245257) which will expire Dec 26.

Extension
Murrens townland, Oldcastle, Co. MeathRef 25606688
EPA portal
Dublin City Council · 1 Jul 2025

Private applicant

Demolition of a number of buildings on site, and the construction of a residential development set out in 12 no. new residential blocks, ranging in height from 3 to 13 storeys, and re-use of 1 no. existing block, to accommodate 1,131 units.

Demolition
Lands at the former Holy Cross College, Clonliffe Road, Dublin 3 and Drumcondra Road Lower, Drumcondra, Dublin 9
Cork City Council · 1 Jul 2025

Private applicant

Mahon Point Shopping Centre, Mahon, Cork. A mixed-use development: residential, retail, retail services, retail warehouse, office, commercial, restaurant/café, a creche and a leisure/gym facility,and associated works. 77,767sqm (gross internal floor area).

Commercial Fitout
Mahon Point Shopping Centre, Mahon, Cork.
Cork County Council · 1 Jul 2025

Private applicant

CONSTRUCT DWELLING, DOMESTIC GARAGE AND INSTALL NEW SEWAGE TREATMENT SYSTEM

Rural WastewaterNew HouseGarage Shed
DOWNEEN, ROSSCARBERY, CO, CORKRef 25/00374
Westmeath County Council · 27 Jun 2025

Red Admiral DC Limited

The Data Centre (DC) facility and colocated Decentralised Energy Resource (DER) within an overall development boundary area of 243 hectares

Data Centre
Townlands of Gneevebane, Oldtown, Farthingstown, Castlelost and Kiltotan and Collinstown, Co. WestmeathRef 25/60344
EPA portal
Laois County Council · 27 Jun 2025

Seskin Renewable Energy Limited

The Construction of 2 no. turbines and associated works.

In the townlands of Tinwear, Archerstown and Durrow Townparks, Co. Laois
Kilkenny County Council · 27 Jun 2025

Seskin Renewable Energy Ltd

A renewable energy development which will comprise of 6 no. wind turbines, and associated infrastrtcure, including a 38kV on-site substation with underground 38kV cabling connecting to the national grid at Ballyragget 110kV susbtation.

Wind EnergyGrid Infrastructure
Ballynaslee, Ballyconra, Seskin, Moatpark, Co.Kilkenny Linear development
Clare County Council · 26 Jun 2025

Glenveagh Homes Ltd

Large Scale Residential Development for 300 no. residential units and a creche

Commercial FitoutApartments
Ballymacaula, Drumbiggle, Keelty, Circular Road, Ennis, Co. ClareRef P25/60393
EPA portal
Fingal County Council · 25 Jun 2025

Private applicant

A bus based Park & Ride with 733 spaces (including standard, mobility-impaired, and EV), bus bays, active travel facilities, and access/ egress via R132/M1-J4. Proposal features landscaping, lighting, drainage, CCTV, and an ESB substation.

LandscapingGrid InfrastructureRoads Transport
Lissenhall Little, field located just west of Junction-4 M1
Meath County Council · 24 Jun 2025

Bogue Pig Unlimited Company

Demolish/decommission 13 No. existing pig houses, 5 No. additional modular type pig houses and 1 No. store (Ref. 2-5 and 8-22 inclusive) and construct 5 No. replacement pig houses, an extension to 1 No existing pig house, and, 1 No. general purpose store.

Intensive LivestockExtensionDemolition
Ballinrink, Oldcastle, Co. MeathRef 2560646
EPA portal
Fingal County Council · 19 Jun 2025

Flynn & O'Flaherty Construction

The development will consist of a Large-scale Residential development (LRD) to include 146 residential units and creche

Commercial FitoutApartments
Plot 8, Phoenix Park Racecourse, Castleknock, Dublin 15
An Coimisiún Pleanála · 16 Jun 2025

North Kildare Wind Farm Limited

The proposed development comrpisies the construction of a 110 kV Substation, loop in connection to overhead transmission line, single storey control and MV buildings, and all associated infrastructure and works within the townland of Coolree.

Grid Infrastructure
The site is located within the townlands of Ballynamullagh, Kilmurry, Killyon, Coolree, and Drehid, County Kildare.Ref ACP-322843-25
An Coimisiún Pleanála · 12 Jun 2025

North Kildare Wind Farm Limited

Proposed Wind Farm and associated works, comprising 11 turbines each with a rotor diamater of 133m. 10 no. turines will have a hub height of 100.5m and a tip height of 167m; while one turbine will have a hub height of 81.4m and a tip height of 147.9m.

Wind Energy
The site is located within the townlands of Ballynamullagh, Kilmurry, Killyon, Coolree, Mulgeeth, and Drehid, County Kildare.Ref ACP-322845-25
Meath County Council · 12 Jun 2025

Beo Properties Limited

The proposed development comprises a Large-scale Residential Development (LRD) on a site of 12.58ha within the townlands of Jamestown and Commons in Ratoath Co. Meath. The proposed development will principally consist of the construction of 364 no. residen

Townlands of Commons and Jamestown, Ratoath, Co. Meath Linear developmentRef 2460709
EPA portal
Cork County Council · 11 Jun 2025

HB Cloheen Developments Ltd.

Largescale residential development (LRD), comprising of 246no. residential dwellings (177no. houses and 69no. apartments), Creche to accommodatte 65no. children and all associated site development and road infrastructural works.

New HouseCommercial FitoutApartments
Lands at Cloheen, Clonakilty, Co. CorkRef 25/00324
Fingal County Council · 9 Jun 2025

Castlethorn Developments Luttrellstown Limited,

St. Mochta's LRD - 302no. dwellings and associated development and site works.

Lands in the the townland of Porterstown, Dublin 15.Ref LRD0052/S3E
EPA portal
An Coimisiún Pleanála · 5 Jun 2025

Laois County Council

Flood relief works generally comprising flood defence walls and embankments, culvert remediation, debris trap and all site and associated works.

Drainage Flood
Proposed development of flood relief scheme along, adjacent to, and in the vicinity of the Clodiagh River, in the townlands of Brittas, Bunastick, Clonaslee, Ballynakill and Brockagh, in County Laois, within LCC’s administrative boundaryRef ABP-322748-25
EPA portal
Galway County Council · 4 Jun 2025

Mortimer Quarries Ltd.

Proposed continued use of the existing quarry (granted under Planning Ref. File No.: 06/2275 and ABP Ref.: PL07.222783) etc.

Cartron, Belclare, Co. Galway
Waterford City and Council · 30 May 2025

Harval Farms Limited

The development will consist of the demolition of 6 exiting pig units and the construction of 3 new pig units, an overground slurry tank, canteen/office building, a septic tank treatment system and all ancillary site works at Glendeish West, Co. Waterford

Farm BuildingSlurry StorageIntensive LivestockDemolition
Glendeish West, Lismore, Co. Waterford, P51 KF89
Cork County Council · 30 May 2025

Stream BioEnergy Ireland Limited

The proposed completion of the renewable biogas plant.

Inchera, Little Island, Co. CorkRef 25/05034
Dublin City Council · 29 May 2025

Dublin Central GP Limited

The adaptive change of use from former hotel to a private members club, with associated repair and conservation works of existing masonry, external and internal joinery, plasterwork and features of significance

PlasteringCarpentry JoineryMasonry BlockworkChange Of Use
No. 42 O'Connell Street Upper
Cork County Council · 29 May 2025

HB Cloheen Developments Ltd.

Largescale residential development (LRD), comprising of 246no. residential dwellings (177no. houses and 69no. apartments), Creche to accommodatte 65no. children and all associated site development and road infrastructural works.

New HouseCommercial FitoutApartments
Lands at Cloheen, Clonakilty, Co. Cork
An Coimisiún Pleanála · 28 May 2025

Bison Quarries Ltd

Section 37L application for quarry restoration over an application area of 6.63 ha within an EIA boundary of 10.62 ha. Application made under S.37L concurrent with an application for substitute consent within the same EIA unit.

Lands within the townland of Coolsickin or Quinsborough, Co. Kildare. Approximate grid reference (ITM): E663403, N713199Ref ABP-322722-25
EPA portal
Fingal County Council · 28 May 2025

Castlethorn Developments Luttrellstown Limited,

Luttrellstown Gate Phase 2 - 99no. dwellings and associated development and site works

Lands in the the townlands of Porterstown and Kellystown, Dublin 15.Ref FW25A/0233E
EPA portal
Environmental Protection Agency · 26 May 2025

Private applicant

A remedial EIAR for the period January 2018 to 31 July 2023 is to be submitted to the EPA in support of the Youghal Wastewater Discharge Licence review application (D0139-03)

Youghal Wastewater Treatment Plant Mudlands Youghal Co. CorkRef D0139‐03
EPA portal
An Coimisiún Pleanála · 26 May 2025

South Dublin County Council

1,252no. residential units; 2no. childcare facilities; 1no. community building; retail uses; refurbishment works to Grange House for future use.

Apartments
Located predominately within the Kishoge Development Area of Clonburris Strategic Development Zone (SDZ), in the townlands of Kishoge, Esker South, Grange and Balgaddy, Clonburris, County DublinRef ABP-322638-25
EPA portal
Louth County Council · 25 May 2025

Marina Quarter Limited

7 year permission for Large-scale Residential Development comprising 502 no. units, 1 no crèche facility and all associated site development works. Please refer to Public Notice for further details.

Commercial Fitout
Lands (c.18.54 ha) located at Haggardstown and Marshes Upper, Dundalk, Co. Louth, including works on Blackrock Road (R172) and Hardy’s LaneRef 2560319
EPA portal
Wicklow County Council · 23 May 2025

Certain Assets of Dawnhill and Windhill Limited

This LRD will comprise 666 no. residential units, local centre comprising creche, community/medical units & retail units. Public Open Space and all associated site development works.

LandscapingCommercial FitoutApartments
"Kilbride", Arklow, Co. Wicklow. Located west of estates at Willow Grove, Murell Drive and Carrigmor, southwest of St. Josephs National School and properties along Monument Lane; south of L-6179 and north of Arklow Marsh.
Wicklow County Council · 23 May 2025

Private applicant

The proposed development involves extending the historic sand and gravel pit into 7.75ha of agricultural land to the south. A four-phased extraction will create a final quarry floor at 143mAOD, over 18 years with a further two years sought for restoration

Whitestown Lower, County Wicklow (OSI Grid Reference ITM 691307 695854)
Offaly County Council · 22 May 2025

Clonarrow Windfarm Limited

The erection of 4 wind turbines; three turbines will have a tip height of 180m and one a tip height of 150m. The development also includes a 38kV substation, BESS, relay and met masts, upgrade of an existing bridge and all ancillary development.

Wind EnergyBattery StorageGrid Infrastructure
Clonarrow, Ryverlyons, Daingean, Co. Offaly.Ref 2560189
EPA portal
Wicklow County Council · 19 May 2025

Private applicant

The proposed development involves extending the historic sand and gravel pit into 7.75ha of agricultural land to the south. A four-phased extraction will create a final quarry floor at 143mAOD, over 18 years with a further two years sought for restoration

Whitestown Lower, County Wicklow (OSI Grid Reference ITM 691307 695854)
Laois County Council · 16 May 2025

Bord Na Móna Recycling Limited

The continued use of the site and premises from the 1st January 2026 as a waste transfer and processing facility, consistent with the extant permission Reg. Ref. 15/403.

Kyletalesha & Kyleclonhobert, Portlaoise, County Laois, R32W978
Meath County Council · 16 May 2025

Keegan Quarries Ltd

We, Keegan Quarries Ltd intend to apply for permission for development at this site; Newcastle, Enfield, County Meath. The development will consist of (a) Soil and stone by-product (i.e. essentially virgin soil or equivalent to virgin soil and stone) which

Newcatle, Enfield, Co. MeathRef 2560502
EPA portal
Offaly County Council · 15 May 2025

Condron Concrete Limited

Further quarry development including extension of the quarry by 6.96ha to 63mOD, recommencement of works within 3.81ha of quarry to 63mOD,landscaping,ancillary works,phased restoration and continued use of infrastructure for a 30 year period

LandscapingExtension
Agall and Glaskill, Screggan, Co. Offaly,R35 W866 (ITM 626611 722998)Ref 2560191
EPA portal
South Dublin County Council · 12 May 2025

Steeplefield Limited

1. Demolition of office building & 9 warehouses. 2. Construction of 588 apartments (291 no. one-beds, 238no. two-beds and 59 no. three-beds) 3. Creche 4. 6 commercial units. 5. 270 car and 1269 bicycle parking spaces 6. Public and Communal open space

DemolitionCommercial FitoutApartments
Former Chadwicks Site, Greenhills Road, Walkinstown, Dublin 12
Kilkenny County Council · 12 May 2025

M&E Kent Catsrock Limited

Restoration of a former quarry with by-product and waste soil and stone. Refer to public notice for full details.

Catsrock Quarry, Catsrock & Rathaglish, County Kilkenny, X91 A7XVRef P25/60263
EPA portal
An Coimisiún Pleanála · 12 May 2025

JJ Flood and Sons (Manufacturing) Ltd.

20 year permission for the continuation of use and removal of existing stockpiles from across the Site (ca. 40.12ha), the extraction and processing of gravel and soft rock by mechanical means over an area of ca. 6.35ha within the Site, including a new extraction area in a greenfield area of the Site (ca. 1.02ha), all to a pit floor of ca., 119mOD, along with a modified restoration plan.

Murrens, Oldcastle, Co. Meath, A82 R6A0Ref ABP-322589-25
EPA portal
Kilkenny County Council · 9 May 2025

Kent Quarries Ltd.

Restoration of a former quarry with by-product and waste soil and stone. Refer to public notice for full details.

Catsrock Quarry, Catsrock & Rathaglish, County Kilkenny, X91 A7XV
Cork County Council · 9 May 2025

Breedon Materials Ltd trading as Breedon Ireland

The backfilling of an exhausted quarry void and the acceptance and processing of C&D waste. The quarry void will accept only inert or by-product soil and stone materials, which will either be classified as waste or as Article 27 by-products.

Milebush Quarry, Ballynabointra and Burgesland, County Cork. P25 NV27Ref 25/4899
Fingal County Council · 7 May 2025

Cairn Homes Properties Limited

243no. apartment units and assocaited site and development works.

Apartments
Charlestown Place, Charlestown, Dublin 11
Meath County Council · 7 May 2025

Hickcastle Limited

The proposed development is for five logistics, warehouse and light industrial units with an overall GFA of 50,473 sq.m and all associated site development works.

The proposed development is for an extension of the Hub Logistics Psrk, Bracetown, Clonee, situated in the townlands of Gunnocks and Portmanna, Co. MeathRef 2587
EPA portal
An Coimisiún Pleanála · 6 May 2025

Bord na Móna Powergen Limited

The development for which permission is being sought consists of a 22 no. turbine wind farm and all ancillary works. See public notice enclosed for a full description of the proposed development.

Wind Energy
The Application Site is located approximately 1 km east of Lanesborough in County Longford. See public notice enclosed for further details. Linear developmentRef ABP-322485-25
EPA portal
Meath County Council · 28 Apr 2025

Keegan Quarries Ltd

We, Keegan Quarries Ltd intend to apply for permission for development at this site; Newcastle, Enfield, County Meath. The development will consist of (a) Soil and stone by-product (i.e. essentially virgin soil or equivalent to virgin soil and stone) which

Newcatle, Enfield, Co. Meath
Dublin City Council · 24 Apr 2025

Megrick Limited

The development will consist of a Large-scale Residential development (LRD) to include 607 residential units and non-residential uses (2464.3sqm) in 5no. blocks with a total gross floor area (GFA) of 61354.2sqm (excluding undercroft and basement car parkin

Apartments
KSG Group Site (3.8 ha), McKee Avenue, Finglas, Dublin 11, D11NY90.
South Dublin County Council · 23 Apr 2025

Starrus Eco Holdings Ltd

Change of use from accepting and processing non-hazardous household, commerical, industrial and construction and demolition waste to accepting and treating biohazardous medical waste.

DemolitionChange Of Use
Block 14 B and 14A, Greenogue Business Park, Rathcoole, County Dublin D24FV02
Kilkenny County Council · 23 Apr 2025

Tirlán Ltd

This project will enable Tirlán to diversify whey product offering at their Ballyragget facility. It will involve a new six-bay intake, whey processing building, refrigeration building and associated silos, utilities, services and internal road network.

Address: Tirlán, Ballyconra, Ballyragget, Co. Kilkenny Proposed Development location as per public notice: Ballyconra, Ballyragget, Co Kilkenny.Ref P25/60219
EPA portal

From the Briefs desk

Sources

Status, stated precisely: the Planning and Development Act 2000 as amended and its 2001 Regulations are the in-force basis for EIA classes and thresholds described here. The Planning and Development Act 2024 was enacted in 2024 and is being commenced in stages, so only the provisions already commenced apply.