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Infrastructure · Co. Dublin

City Block No. 9, North Wall Quay and Mayor Street Upper, Dublin 1

Decision due 19 Nov 2026

What and where

Waterside Block 9 Developments Limited intends to apply for…

Waterside Block 9 Developments Limited intends to apply for permission for development on this site of c. 0.22ha at City Block No. 9, North Wall Quay and Mayor Street Upper, Dublin 1 for amendments to a previously permitted scheme (Reg. Ref. WEBDSDZ1646/26, identified as 'Scheme No. 18'), primarily relating to the addition of a floor and ancillary development. This Application ('Scheme No. 21') relates to a proposed development within a Strategic Development Zone Planning Scheme area, located within City Block No. 9 (c.1.96ha), North Wall Quay and Mayor Street Upper, Dublin 1, bounded by permitted Block No. 2 (Reg. Ref. WEBDSDZ1931/25 ('Scheme No. 17')) to the south (c. 0.48ha), Mayor Street Upper to the north, the permitted Block A (Reg. Ref. DSDZ4146/24) ('Scheme No. 16') to the east, with Castleforbes Road to the west, as identified in the North Lotts & Grand Canal Dock Planning Scheme, 2014 (as amended). The remainder of City Block No. 9 (including commercial Block Nos. 2 and 3 and residential Blocks A, B and C) is not affected by the proposed 'Scheme No. 21' development. Permission Reg. Ref. WEBDSDZ1646/26 ('Scheme No. 18') (on a site of c.0.22ha) permits the construction of an 8-storey aparthotel building (comprising 288 No. bedrooms) over basement (annotated as Lower Ground Floor Level -01 and Lower Ground Floor Mezzanine Level LM) with a total Gross Floor Area of c. 12,684 sq m (comprising: 10,615 sq m from Ground Floor Level 00 and up; 2,069 sq m at Lower Ground Floor Level -01 and Lower Ground Floor Mezzanine Level LM) including a publicly accessible café / lounge at Ground Floor Level 00 including a flexible 'black box' space to accommodate evening and night-time uses, an ancillary gym at Lower Ground Floor Level -01, an electricity substation, and associated back-of-house facilities including kitchen, servicing, deliveries and waste management areas. The Total Floor Area of the proposed Amendment Scheme ('Scheme No. 21') increases Block No. 1 by 1,353 sq m from that granted by Permission Reg. Ref. WEBDSDZ1646/26 ('Scheme No. 18') from c. 12,684 sq m to c. 14,037 sq m (comprising: c. 11,967 sq m from Ground Floor Level 00 and up; and c. 2,069 sq m at Lower Ground Floor Level -01 and Lower Ground Floor Mezzanine Level LM). The proposed development will consist of the following: 1. Construction of an additional ‘typical floor’ at Seventh Floor Level 07 to provide a nine-storey aparthotel over basement, including 26 No. additional bedrooms increasing the total from 288 No. to 314 No.; 2. Increase in building height due to the newly proposed additional ‘typical floor’ at Seventh Floor Level 07 by 3.300 m resulting in an increase of height at parapet from 30.675 m OD to 33.975 m OD, height at plant screen from 35.950 m OD to 39.550 m OD and height at 1 No. lift core overrun from 36.400 m OD to 41.500 m OD; 3. Lowering of Finished Floor Level of part of the permitted Lower Ground Floor Level -01 by 1 m from -0.525 m OD to -1.525 m OD to accommodate revised plant elements; 4. Reconfiguration of floor plan layout at Lower Ground Level -01, Lower Ground Floor Mezzanine Level LM, Ground Floor Level Mezzanine 0M to accommodate structural column placement; 5. Widening of escape stairs and alterations to the Switchroom; 6. Repositioning of the ESB Substation and reconfigured layout of the Switchroom to allow for the coordination with Luas infrastructure at Ground Floor Level 00; 7. Provision of a Food and Beverage Store at Ground Floor Level 00; 8. Provision of 2 No. additional short-stay bicycle parking spaces (1 No. Sheffield stand) to the south of the building at Ground Floor Level 00 resulting in an increased provision of short-stay bicycle parking spaces from 11 No. (including 1 No. cargo bicycle parking space) to 13 No. (including 1 No. cargo bicycle space); 9. Alterations to the ventilation, plant and green roof areas; 10. Reconfiguration of the floor layout (including new Aparthotel bedroom types) of the permitted set-back level now newly proposed at Eighth Floor Level 08 to accommodate proposed additional ‘typical floor’ at Seventh Floor Level 07 below; 11. Decrease in green roof provision at Roof Level 08 by 1 sq m from the permitted 55 sq m to the proposed 54 sq m; 12. Relocation and reconfiguration of the permitted setback upper floor and lift core overrun; 13. Reduction of permitted plant area at Roof Level 09 by 64 sq m from the permitted 634 sq m to 570 sq m and increasing the green roof provision at Roof Plan Level by 13 sq m increasing from the permitted 274 sq m to proposed 287 sq m provision at Roof Level 09; and 14. Provision of associated signage, rooftop plant and all ancillary site development works above and below ground.

Location
Dublin 1, Co. Dublin Map
Planning reference
WEBDSDZ3375/26

Key facts

Floor area
12,684 m²
Indicative value
€30m+PlanningBrief estimate
Project type
Infrastructure
Received
25 Sep 2026
Decision due
19 Nov 2026

Outlook

What happens next

The council's decision is due on 19 Nov 2026. Building work can only follow a grant of permission.

Work packages named so far

  • Roads and site development worksNamed in the application description
  • Basement parkingNamed in the application description

An outlook from the planning record, not a tender or a confirmed start date.

Documents and evidence

Check the record

  • Council planning fileThe application file WEBDSDZ3375/26 on planning.agileapplications.ie: drawings, reports and the decision.Open the council's file

How we know this

From the Dublin City Council planning register, checked 30 Sep 2026. We link to the council's own file so you can check the official record before you act.

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