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Opus International Consultants (NSW) Pty Ltd - Transport for NSW ...

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Mount Druitt Commuter Car ParkReview of Environmental FactorsLight coloured finishes - The design incorporates light coloured finishes on floors,walls and ceilings to help reflect ambient light. It is considered there would beminimal effect of glare on drivers and other safety issues;Stair placement – The main circulation stairs are located along desire lines toencourage use;Member spacing - The spacing of structural members is optimised to produce anefficient structure and reduce materials;Luminaire efficiency – The design Incorporates energy efficient lightingtechnologies (e.g. T5 fluorescent, metal halide etc);Vertical transport - The design incorporates the installation of energy efficientvertical transport systems by including variable voltage, variable frequency controlgear <strong>for</strong> lifts;Natural ventilation – The car park is completely naturally ventilated;Ventilation location - Ventilation openings are located mainly adjacent to streetboundaries or screened by retaining walls and earth banks to reduce the effects ofoperational noise; andRecycling demolished structure – Where possible the demolished structure wouldbe recycled.Other sustainable design initiatives that would be considered during detailed designdevelopment of the Proposal include:Virgin steel - Where possible, the absolute quantity of virgin steel would be reducedby substituting it with post-consumer recycled steel as follows:ooo95 per cent of all rein<strong>for</strong>cing steel, by mass, used in the Proposal wouldhave a post consumer recycled content of 100% and be sourced inAustralia;All other steel would contain at least 50% of recycled content, if it has beentransported from a country other than Australia (Green Star Commercial);Alternatives to steel would be used where feasible. Recycled content steelwould be used where practicable.Prefabrication – Prefabricated building components would be used where possibleto reduce construction waste and minimise material usage;Wind breaks – Structures and landscape would be designed to assist in providingshelter to commuters from prevailing winds;Wind – The design of the car park would avoid the creation of wind tunnels;Cement – The absolute quantity of Portland cement would be reduced wherepossible by substituting it with industrial waste products or oversized aggregate asfollows:ooo30 per cent <strong>for</strong> in-situ concrete;20 per cent <strong>for</strong> pre-cast concrete;15 per cent <strong>for</strong> stressed concrete;o Recycled concrete would be preferred if approved by the civil engineer /structural engineer.Low VOC paints –Low volatile organic compound (VOC) paints would be used.KMH-2010123a REF Rev 4 doc Page 21 of 116Status: Final

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