SPECIFICATION SPECIFICATION SUMMARY • Restored Historic façade from ground to 1st floor • High performance thermal glazing from 2nd to 8th floor • Private terraces on 2nd & 8th floors • 3.4 m floor-to-ceiling height to reception area • 2.7 m to upper floor offices • 4 pipe fan coil unit air conditioning • Flexible planning grid • 1:10 base occupancy (person/m2) • 4.0 kN/m2 office floor loading • 25 W/m2 small power base load • 2 no. passenger lifts serving all upper floors • 1 no. firefighting / goods lift • Lift waiting time <25 seconds • 60 no. bicycle storage spaces • 7 no. self-contained shower/changing rooms including a wheelchair-accessible shower • Locker & drying room facilities • Target LEED Gold & BER A3 OCCUPANCY Means of escape: 1 person per 6 m2 Internal climate: 1 person per 8 m2 Lift provision: 1 person per 8 m2 Sanitary provision: 1 person per 10 m2 PLANNING MODULE 1.5 m square generally throughout FLOOR LOADINGS Office floors: 4.0 kN per m2 (+ 1.0 kN per m2 partitions) Ground floor: 4.0 kN per m2 Lift lobby & toilet areas: 4.0 kN per m2 External terraces: 4.0 kN per m2 Plant rooms: 7.5 kN per m2 Areas of roof outside plant areas: 1.5 kN per m2 Bicycle storage: 2.5 kN/m2 Shower areas: 5.0 kN per m2 FLOOR HEIGHTS Ground to First Floor: 4.3 m General Office Floor to Floor: 3.6 m Raised Access Floor Zone: Nominal 150 mm Floor Construction: Reinforced concrete flat slab STRUCTURE The new structural elements consists of reinforced concrete lift and stair core walls, reinforced concrete columns, and reinforced concrete flat slabs. Internal nonload-bearing walls will either be solid concrete blockwork or lightweight block. The façade on upper levels will consist of structured glazing and curtainwall glazing. On lower levels, the façade is a mixture of the retained heritage southern brick façade and new east and west brick facades with galvanised steel (SFS) framing system inner leaf. EXTERNAL FINISHES The building façades are composed of a combination of high quality materials consisting of brick, double-glazed aluminium windows, curtain walling, powder coated aluminium cassette cladding, concrete cladding. Windows will be polyester powder coated, thermally broken, pressure equalised, discretely self-draining double-glazed aluminium windows. Glazing will be high efficiency double-glazed units with solar control coatings. The main entrance lobby will consist of full-height frameless glazing with a frameless glass door. THE HEYSHAM / 73 NORTH WALL QUAY, DUBLIN 1 31
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