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Project Cost (Phase I) Site Area (Phase I) Total GFA (Phase I) Case Study Project Data $16M 5000 m2 228 m2 Project Inception (Phase I) Feb 2000 Commencement (Phase I) Jul 2000 Completion (Phase I) Dec 2000 Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT Case Study The Site Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT • Millennium project for HK’s Eco-tourism • Architecture harmonize with adjacent wetland environmental friendly convey message : Respect Ecosystem Case Study The Goals Westland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT Visitor Centre (Phase I) Wetland Park Visitor Centre (Phase I) Case Study Master Layout ArchSD ARCHITECTURAL SERVICES DEPARTMENT Case Study Visual Impact • Building echoes adjacent wetland • Low rise, simple massing, use of natural finish materials, sculptures of wetland animals Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT Roof Insulation Case Study Building Envelop Deep overhang Double Wall Minimum opening Timber Screen Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT • OTTV = 4.32W/m2 • Statutory requirement = 70W/m2(podium), 30W/m2 (tower block) Wetland Park Visitor Centre (Phase I) Case Study OTTV ArchSD ARCHITECTURAL SERVICES DEPARTMENT Case Study Use of Natural Ventilation & Daylight • Photo cell to switch on lighting when illumination level is low • Wind sensor to switch on extraction fan when natural air movement is insufficient Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT • Old bricks from China • Granite rock paving from boundary wall of Wanchai Police Headquarters Wetland Park Visitor Centre (Phase I) Case Study Material Re-use ArchSD ARCHITECTURAL SERVICES DEPARTMENT • Gabion wall infill made from oyster shell from Lau Fau Shan Wetland Park Visitor Centre (Phase I) Case Study Material Re-use ArchSD ARCHITECTURAL SERVICES DEPARTMENT Case Study Material Re-use • Boundary fence wall using dismantled timber formwork from concreting Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT • Pulverized fuel ash (PFA) as cement replacement for all structural concrete Use of non-depletable substances • Use of environmentally friendly refrigerant (zero ozone depletion potential) R407c for the direct expansion type A/C system Wetland Park Visitor Centre (Phase I) Case Study Material with recycled content ArchSD ARCHITECTURAL SERVICES DEPARTMENT • Steel metal decking as permanent formwork for roof slab • Prefabricated Air ducts • Use of second hand formwork from other building sites Wetland Park Visitor Centre (Phase I) Case Study Minimize Construction Waste ArchSD ARCHITECTURAL SERVICES DEPARTMENT Case Study Landscape Design • Use of native wetland plant species where suitable Wetland Park Visitor Centre (Phase I) ArchSD ARCHITECTURAL SERVICES DEPARTMENT