The Rock Wing is a new nine-storey building at the Mater Misericordiae University Hospital in Dublin. It includes 98 new beds and associated ancillary accommodation, including rooms such as nurse bases, pantries, clean and dirty utilities, etc. Level 03 includes 16 new Intensive Care Unit (ICU) beds with Level 06 home to 20 new High Dependency Unit (HDU) bedrooms. It will also be the new home for the National Isolation Unit (NIU), which was also designed by JV Tierney & Co.. The overall building has an approximate area of 11,000m².

Services provided by JV Tierney include:

• Daylight Harvesting
• Natural Ventilation in lieu of Comfort Cooling
• High-Efficiency LED Lighting Design
• High-Levels of Fabric Performance, exceeding backstop values set out in Part L of the Building Regulations
• Medical Gases
• AGSS Plant c/w Remote Monitoring Panels
• Vacuum System Plant
• Pneumatic Tube Conveyance System
• Oxygen Enrichment Monitoring System