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YKK AP FACADE PTE LTD 2014–07–24
A STRONG PULSE IN THE HEART OF THE CITY
Reflections at Keppel Bay Advanced Facade Project Case Study YKK AP FACADE PTE LTD
Architect’s vision ... a facade with pixilation
• • • • •
Client Design Architect Project Architect Facade Consultant General Contractor
Keppel Bay Pte Ltd Studio Daniel Libeskind Architects LLC DCA Architects Pte Ltd RA. Heintges & Associates Woh Hup Pte Ltd YKK AP FACADE PTE LTD
Architect’s vision ... a facade with pixilation
• • • • •
Client Design Architect Project Architect Facade Consultant General Contractor
Keppel Bay Pte Ltd Studio Daniel Libeskind Architects LLC DCA Architects Pte Ltd RA. Heintges & Associates Woh Hup Pte Ltd YKK AP FACADE PTE LTD
PROJECT
SCOPE YKK AP FACADE PTE LTD
Scope of Work: Reflections at Keppel Bay Curtain Wall
Faรงade Contract value: US $80 mil
Alum Cladding
Design, Engineering, Production, Procurement & Installation Package
Curtain Wall Alum. Cladding Others
770,000 ft2 (71,500 m2) 345,000 ft2 (32,000 m2) 143,000 ft2 (13,300 m2)
Total Area
1,258,000 ft2 (116,800 m2) Solar Optical Propoerties & Thermal Characteristic Usage / Location
SC
SHGC
VL (%)
Summer U-value W/m2K
1.13 in thk VE13-2M Starphire Insulated Glass
74%
1.56
0.46
0.40
Vision
1.00 in thk VE13-2M Starphire Insulated Glass
75%
1.57
0.46
0.40
Vision
0.45 in thk Starphire 41#1 Acid Etch lami VO-08 #3
7%
4.96
0.30
0.26
Spandrel
0.45 in thk Starphire VO13-08 Sandblast #2 lami VO-08 #3
5%
4.96
0.31
0.27
Spandrel
Glass Description
Transmittance
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PROJECT
CHALLENGES YKK AP FACADE PTE LTD
Key Project Challenges: Reflections at Keppel Bay Design § Complex building geometry – Combination of convex, concave and slanted facade § Concave-convex facade - Maintaining horizontal plane for sill and head throughout the floor § Top hung window operation – weight & pull/push force
Operational § Finishes : glass types, cladding tones and anodized. § Installation methodology with regards to structural pre-camber
Collaboration § Collaboration with overseas Architects/ consultants YKK AP FACADE PTE LTD
DESIGN
CHALLENGES YKK AP FACADE PTE LTD
Complex Building Geometry Proposed solution to slim line mullion effect and simplified fabrication process
View perpendicular to glass
Slan te
d fa c
a ted f n a l S
e
ce
Convex / Concave face
Original design
Convex / Concave face
Final design Original design
Final design
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Concave / Convex Facade Proposed solution to avoid differential panel leveling due to building geometry. Convex / Concave face
Slan te
d fa c
e
face d e t Slan
Adj. head cover
Convex / Concave face
Extended corner mullion cover (to cater for the differences in the depth & angle of the facade)
Head & Sill always horizontal
Adj. sill cover
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Top Hung Window Operation Solution to window operation.
Proposal of horizontal bar for ease of opening and closing operation
Gas spring was introduced as an “Anti slamming device’’ for safety reasons • Window Size: 43 in x 63 in (1108mm x1620mm) • Glass Type : DGU • Weight : 143 lb (65 kg) • Window opening : 10 in (250 mm) • Window opening force: 26 lb (12 kg)
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OPERATIONAL
CHALLENGES YKK AP FACADE PTE LTD
Finish Variation Proposed solution to create 6 shades of anodized panels Design intent – 6 types of shades. 3 types of anodized panels with variation in anodized finishes were place horizontally & vertically to achieve 6 variation of shades.
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Structure Pre-Camber of the Towers Proposed FACADE system to accommodate structural long term movement
Height
Lateral Displacement
Displacement
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PROJECT
PHOTOS YKK AP FACADE PTE LTD
Reflections at Keppel Bay
YKK AP FACADE PTE LTD
Reflections at Keppel Bay
YKK AP FACADE PTE LTD
Reflections at Keppel Bay
YKK AP FACADE PTE LTD
Reflections at Keppel Bay
YKK AP FACADE PTE LTD
Reflections at Keppel Bay
YKK AP FACADE PTE LTD
Reflections at Keppel Bay Advanced Facade Project Case Study
e-mail: information@ykkapfacade.com YKK AP FACADE PTE LTD