Technical Specifications

Technical Specifications

Brief Building Overview Level 35 Area Overview (subject to survey) Level 34 Level 33 > High Rise 8,445sqm > Low Rise 10,670sqm > Total NLA 19,370sqm Level 32 Level 31 Level 30 Typical floors High rise > Whole floor 1,039sqm (high rise) > Mezzanine Floor 834sqm (high rise) Level 29 Level 28 Level 27 Typical floors Low rise > Whole floor 1,000sqm (low rise) > Mezzanine Floor 796 sqm (low rise) Level 26 Level 25 Level 24 Level 23 Villages > 2 Level Village 1,874sqm > 3 Level Village 2,593sqm (low rise) > 4 Level Village 2,836sqm (high rise) > 4 Level Village 2,886sqm (low rise) Level 22 Level 21 Level 20 Level 19 Level 18 Level 17 Retail > Areas Totalling 45sqm Level 16 Level 15 Building Overview Level 14 Level 13 > Overall height 145 meters, 34 levels high (inclusive of plantroom floors) Level 12 Office Floors > 23 office floors inclusive of 2 office terrace levels > 3.85m floor to floor height > 2.7m ceiling height Basement > 32 parking spaces (+4 courier bays & a truck bay) > 129 tenant secure bike spaces & lockers Sustainability > 28 visitor bike spaces > 6 Star Green Star Office Design (v2) Certified > Targeting 6 Star Green Star As-Built (v2) rating > Targeting a minimum of 5.0 Star NABERS Energy Rating Level 11 Level 10 Level 09 Level 08 Level 07 Level 06 Level 05 4 level terrace village Level 04 3 level village Level 03 2 level village Level 02 whole floor Plaza level Chifely Square Level B1 Level B2 west elevation

Mechanical Design Criteria Summer Winter Ambient Temperature Design 32.5 C Dry Bulb, 23 C Wet Bulb 7 C Wet Bulb Internal Design Conditions 24 o C 21 o C Internal Design Loads Office Lighting 15W/m 2 Equipment (Small Power) 20W/m 2 Occupancy 1 person per 10m 2 Minimum Ventilation Rate and Outside 18.75 l/s/person Air Quantities Chillers Combination of Water Cooled and Absorption HVAC System Active Chilled Beam (VAV to L18 & L30) Energy Efficient Modes Economy Cycle to all air systems Condenser Water Loop 30W/m² NLA with 100% redundancy, plus additional 180w/m² for 1 floor of 3 level village. After Hours A/C zones Supplementary Outside Air 4 zone per full floor (1 hour per zone) 0.75l/s/m 2 per floor (capacity of physical takeoff) Supplementary Toilet Exhaust Maximum average of 0.3 l/s/m 2 for overall tenancy 0.2l/s/m 2 per floor 0.5l/s/m 2 if redistributed between multiple floors General Exhaust 0.5l/s/m 2 per floor (capacity of physical takeoff) Maximum average of 0.2l/s/m for overall tenancy Commercial Kitchen Exhaust 2,500 l/s dedicated to high rise only; 2,500 l/s dedicated to low rise only (now occupied); 2,500 l/s dedicated to Level 18 only (now occupied).

Communications Communication Risers and Cabling Tenant Cable Zone Separate tenant communications cable tray riser will be provided. A 150mm tenant cable zone will be provided within the access floor of a typical office floor. 50 pair voice grade line provided to each office floor. MATV Type and Location An MATV backbone provided with antenna and head end equipment. Cabling network to cater for up to four (4) MATV points per floor. Signal Types/System Capability Digitial Television signals and Pay TV channels Mobile Phone Coverage Fire 100% mobile phone coverage provided within the building. Service provider top be determined. Wet Fire Services Sprinklers Sprinklers to comply with BCA-2010 and AS2118.1 Hydrants and Hose Reels In accordance with the requirements of the BCA- 2010, AS2419.1-2005, AS2441-2005, Sydney Water and the NSW Fire Brigade. Extinguishers To be complaint with applicable Australian Standards and BCA. Dry Fire Services Smoke Detection To be compliant with BCA-2010, AS1670.1-2004, AS1670.4-2004, AS1668.1-1998 and the NSW Fire Brigade. Sound System and Intercom System for Emergency Purposes (SSIEP) Fire Extinguishers To be compliant with BCA-2010, AS1670.1-2004, AS1670.4-2004 and the NSW Fire Brigade Shall comply with applicable Australian Standards and BCA.

Electrical Main Supply Electricity to the building will be provided by a combined system of onsite gas powered tri-generation and Ausgrid chamber substation and plant system. Substation Sized to supply 100% of the building electrical load. Substation will be powered from triplex City network grid and will comprise 3 x 1,500 kva transformers. Diesel Generator A 1.7MW (2.15MVA) diesel generator will be installed on site and will provide loads in accordance with PCA Premium Grade requirements. Tenant Diesel Generator An area of approx 35m 2 has been made available for a future 1 x 1000kW tenant diesel generator. Main Switchboards 2 main switchboards provided. 1 for base building and 1 for tenant supply, which will comply with AS3439.1. Sub Mains Capacity available for tenant use. Designed to provide 75W/sqm (83VA/sqm @0.9pf) for tenant lighting and power. Metering House services will be metered separately to tenant services. The base building electrical system will be capable of being modified (by a tenant) to suit metering for multiple tenants per floor as well as multiple floor tenancies. Distribution Boards Number of Tenant Distribution Boards per floor 2 Tenant distribution boards (DB) to each tenant floor with provision made for a 3 rd. Each main board has 12 poles. Each sub tenant DB will have 36 poles for lighting and 36 poles for power. 1 House DB located on every 3 rd floor. Emergency Power Provision/Standby Generator Lighting > > Design lighting level of 320 lux maintained average on office floors; Lighting Control Power Factor Correction > > Fluorescent T5 lamps, 32W, high purity aluminium, semi-specular, low iridescent louvres. Distributed intelligent lighting controller is to be provided in each tenant DB. Minimum of 0.95 at all times

Security Security Overview General A complete electronic security system will be provided for the base building areas including: > > Central supervisory system; > > Access control system; > > Intruder alarm system; > > CCTV system; > > Intercommunication system; and > > UPS unit for 4 hour power supply autonomy. Access Control Access Methods The building will be provided with an access control system, which will control access by contactless smart card. Access system integrates with the CCTV system. Intruder Detection CCTV The building will be provided with a CCTV surveillance system. CCTV cameras will provide coverage of: All entries and exits; > > Main Lobbies; > > Car park entrance; > > Loading dock; and > > All public areas within the building.

Lifts Design Criteria Passenger Lifts will achieve a Premium Grade Service as defined by the Property Council of Australia (PCA) Guidelines. Passenger demand and population have been based on the total NLA of the building. Handling Capacity (Up Peak) 15% (of building population) Occupancy 1 person per 12m² Average Waiting Time (Up Peak) Less than or equal to 25 seconds Car Capacity (passenger lifts) Car Loading Capacity 21 passengers <80% (max) System Description Car Park Shuttle Lift Low Rise High Rise Goods Lift Number of Lifts 1 4 4 1 Floors Served Basement 1 (Elizabeth Street footpath), Basement 2 and Ground 1 Plaza Ground 1 Plaza, L6 to L18 (transfer level) Ground 1 Plaza, L18 (transfer level), L21 to L29 Basement 1 and 2, Ground 1 Plaza, L3 to L32 Lift Speed 1 metres per second 4 metres per second 6 metres per second 3.5 metres per second Capacity 1,600 kg. Sills rated to 25% = 400kg 1,600 kg. Sills rated to 25% = 400kg 2,000 kg. Sills rated at 750kg All passenger lifts (other than the passenger lift coupled to the goods lift) will be fitted with Destination Control Service, security and building management interface.

Hydraulics Service Recycled Water System Domestic Cold Water System Natural Gas Service Blackwater recycling system (with sewer mining) to be installed within building to minimize potable water consumption and minimize discharge to sewer. Tenant riser stack is reticulated to the blackwater plant and therefore new tenant wet areas will discharge to the black water plant. Domestic water will be distributed to all ablutionary fittings and those requiring potable supply. Domestic cold water supplied to all basins, cleaners sinks, wash down facilities, showers and as back up for the recycled water system. A metered natural gas service, located in the gas meter room, will be provided for the building. All gas fitting and natural gas installation will be carried out to AS5601, Gas Supply Authority Recommendations and AGA approvals

PCA premium grade criteria Parameter Achieved Rating Parameter Achieved Rating ENVIRONMENTAL G1 Lifts A1 Environmental Rating G2 Emergency Services(Other than lifts) A2 Energy / Greenhouse G3 House Lights and Power CONFIGURATION G4 Chillers B1 Building Size NON CONFORMING 1 G5 Tenants Supplementary Loop B2 Floor Plate NON CONFORMING 2 G6 Tenant Lights and Power B3 Tenant Service Zone G7 Peak Load Lopping Using Standby Power B4 High Loading % BUILDING MANAGEMENT MECHANICAL H1 Type C1 Zones (All Air Systems) H2 Recycling C2 Tenant Equipment COMMUNICATIONS C3 Tenant Supplementary Loop I1 Tenant Data Risers C4 After Hours Operation NON CONFORMING 3 I2 Master Antenna Television C5 Cooling Plant Redundancy I3 Carriers TENANT RISER I4 In Building Mobile Phone Coverage D1 General Exhaust HYDRAULICS D2 Commercial Kitchen Exhaust J1 Fittings D3 Supplementary Toilet Exhaust J2 Water Demand Sub Metering D4 Supplementary Outside Air J3 Water Storage LIFTS SECURITY E1 Waiting Intervals K1 Access System E2 Handling Capacity K2 Control Room / Desk E3 Car Capacity K3 CCTV E4 Lateral Vibration K4 Inter Floor Fire Stairs Access E5 Goods Lift AMENITIES E6 Goods Lift L1 Change Room & Showers ELECTRICAL L2 Concierge / Security Desk F1 Power L3 Car Wash Bay F2 Power Factor Correction PARKING F3 Lighting M1 Carpark F4 Lighting Control M2 Bicycle F5 Building Intelligence M3 Loading Docks / Delivery Bay STANDBY POWER BASE BUILDING M4 Courier Parking 1. At just over 19,000m 2, 8 Chifley will be Australia s first Boutique Premium Grade Tower 2. The full floor plates >1,000m² NLA. Villages ranging from 1,830 to 2,880m 2 are proposed to meet the intent of the Premium Grade criteria 3. Whilst strictly non-conforming the village configurations meet or exceed the premium criteria on a Zone per NLA basis Disclaimer: Neither the building owners or their agents, make any representation or warranty that the information contained in this document is accurate and not misleading at the date of preparation nor does either of them accept any liability for any harm, loss, cost or damage arising from the use of, or reliance on the information by any person. Any prospective tenant should not rely on information in this document as statements or representations of fact. After the date of preparation, the facts on which the information contained in this document is based may change. Any prospective tenant must satisfy itself by inspection, enquiry or otherwise as to the accuracy and comprehensiveness of the information and is invited to do so. Mirvac Projects Pty Ltd Limited ACN: 001 069 245.