Consultative engineering and construction services

Tender description

The refurbishment and restoration of the existing north and part of the east wing of the existing National Concert Hall and Real Tennis building and the construction of a new 4 storey over basement extension with a planetarium dome, the construction of an underground link tunnel with a glazed box roof light. Total floor area of the development is approx. 9 117 sqm. The demolition of: existing 2 storey stone workshop building, plant area and ancillary items, maintenance shed, and a section of the boundary wall along Iveagh Gardens. External works will comprise landscaping, lighting, steps and ramps to facilitate universal access to the existing north wing and Iveagh Gardens, new railings to Iveagh Gardens, bicycle stands, new surface water attenuation, new foul connection and associated ancillary works on a site area of circa. 0.837 hectares. Full details are contained in the Definitive Project Brief. Proposed National Children's Science Centre Development. The development will consist of the refurbishment and restoration of the existing north and part of the east wing of the existing National Concert Hall and the Real Tennis building and the construction of a new 4 storey over basement extension with a planetarium dome to the west of the north wing at the boundary of the Iveagh Gardens. The construction of a new underground link tunnel with a single storey glazed box roof light will connect the Real Tennis to the north east corner of the National Concert Hall building. A new basement plant room will act as a shared energy centre for the both the National Concert Hall and the National Children's Science Centre. The total floor area of the development is approx. 9 117 sqm. In order to facilitate the new extension, the following demolitions are required; the existing two storey stone building which houses a workshop, plant area and ancillary items and a maintenance shed located in the north western corner of the site. A section of the boundary wall along the Iveagh Gardens is also to be demolished, allowing for a new access ramp and steps into the Iveagh Gardens. The external works will comprise of hard and soft landscaping, lighting, new steps and ramps to facilitate universal access to the existing north wing and Iveagh Gardens, new railings to Iveagh Gardens, bicycle stands, new surface water attenuation, new foul connection and all associated ancillary works on a site area of circa. 0.837 hectares. The National Concert Hall, Real Tennis Building and Iveagh Gardens are designated Protected Structures (References RPS 2425, 2426 and 7791).