Tucked away in Singapore’s moneyed Bukit Timah neighbourhood, a particular concrete construction stands out from its environment. The realm’s semi-detached Nineties houses function ornamental façades and fussy gildings, however architect Lim Koon Park has taken a special method.
QR3D is Singapore’s first wholly 3D-printed home, a 6,130-sq-ft, four-level, seven-bedroom dwelling that doubles as an innovation showcase and household sanctuary. ‘We needed to create one thing past a technological demonstration,’ says Lim, the founding father of Park + Associates, whose work ranges from household compounds to resort developments. ‘Expertise-driven structure typically produces both uniform effectivity or experimental kinds that lack livability. We have been after one thing extra nuanced.’
(Picture credit score: Derek Swalwell)
The 2-year mission emerged by collaboration with native 3D concrete printing specialist CES_InnovFab and arrived at a pivotal second when Singapore’s building trade faces labour shortages and spiralling prices post-pandemic. Lim’s longstanding curiosity in various building strategies and supplies – significantly people who might be adopted by mainstream structure – meant that he approached the design course of like some other home with modifications for the printing course of coming later.
Particularly, the development was cut up between two approaches. Some partitions emerged on-site, the printer sheltered from Singapore’s tropical downpours because it deposited layer upon layer of concrete. Different parts took form in manufacturing facility situations earlier than being trucked to the positioning. Gone have been the standard armies of employees setting timber formwork, laying limitless bricks, plastering and portray.
(Picture credit score: Jovian Lim)
For dwelling’s distinctive oculus – a conical void rising almost six meters – the staff needed to innovate additional. ‘We truly printed “bricks” for the slanted parts,’ Lim explains. ‘The angle offered a technical problem – concrete usually desires to droop when printed at sure inclines. Relatively than wait for specialised quick-drying mixes to change into out there, we tailored by printing smaller elements that might be assembled.’
The educational curve was steep however rewarding. ‘This was our first time working with 3D printing know-how,’ Lim says. ‘It required far more problem-solving and collaboration than typical strategies. We needed to improvise even primary parts –like printing close to social gathering partitions the place the nozzle had restricted entry. However that is exactly what made it so satisfying – we have been discovering options in real-time.’
(Picture credit score: Jovian Lim)
Conventional building strategies contain limitless specialists, Lim provides with the weariness of somebody who’s supervised too many typical builds. The 3D course of eradicated a number of trades for a single wall – no timber formwork for concreting, no bricks, and no unfinished partitions. This method diminished waste, labour prices, noise, building visitors and mud – advantages that Lim believes might assist drive wider adoption of the know-how.
The temperature regulation is intuitive and responds to Singapore’s tropical local weather with out complicated programs. Greater than an architectural centrepiece, the oculus function performs sensible work, offering gentle whereas drawing sizzling air upward the place it’s eliminated by a passive turbo extractor. This centrepiece carries emotional weight, too. ‘I am drawn to the eating space beneath the Oculus,’ Lim says. ‘The sunshine shifts always – dramatic throughout thunderstorms, contemplative at nightfall, revealing one thing new with each meal.’
(Picture credit score: Jovian Lim)
The house unfolds as a choreographed sequence, every house referring to the central void. Ground ranges step and shift, creating compression and launch. Ceiling heights dance from an intimate 9.5 ft on the indoor terrace to a liberating 16.5 ft the place the household gathers. Glimpses of the oculus seem unexpectedly, orienting you inside the concrete shell.
Supplies inform a sustainability story with out overstatement. Structural concrete works in tandem with the printed parts. Flooring mix large-format tiles, recycled composites, and engineered timber. The powder room flooring repurposes discarded marble fragments – offcuts sourced from a neighborhood stone provider’s waste bins.
Different environmental concerns formed the design. The western façade features as a celebration wall with the adjoining home, avoiding the cruel afternoon solar. Deep overhangs shade southeast-facing areas, whereas restricted fenestration reduces warmth achieve in bedrooms. A warmth pump water heater releases cool air as a byproduct into top-floor areas.
(Picture credit score: Jovian Lim)
What’s genuinely subversive is Lim’s refusal to cover the know-how. The striated surfaces – every layer of printed concrete seen like geological strata – stay intentionally uncovered with no further plastering or portray.
‘Structure has change into obsessive about completely polished finishes,’ he says, operating a hand alongside the ridged wall. ‘We’re celebrating the method itself. You’ll be able to actually learn how this home was made.’
Lim, whose architectural training spans Singapore (Nationwide College) and the UK (College of Sheffield and The Bartlett at UCL), sees QR3D as one step in an extended journey. With this mission, he needed to show a number of factors: that 3D printing might work for mainstream architectural initiatives in city settings; that it might obtain high-quality, emotive areas; and that regardless of novel know-how, it might create a house that continues to be related for many years.
(Picture credit score: Jovian Lim)
‘The know-how exists now – what’s wanted is training, consciousness, and R&D to achieve momentum in mainstream structure,’ says Lim whose observe continues pursuing sudden instructions, from multi-generational compounds in Singapore to an eco-retreat nestled in Fiji’s aptly-named Sleeping Large mountain and an leisure complicated in Saudi Arabia. With QR3D, he is crafted one thing distinctive: a technological development that feels reassuringly human – a concrete poem that celebrates each innovation and reminiscence, expressed within the language of dwelling.
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Supply: Wallpaper
