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Prefabricated Steel Framework with Circular Design Enhances Compact Urban Living

Prefabricated Steel Framework with Circular Design Enhances Compact Urban Living
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Utilizing a prefabricated steel framework and a circular layout, this compact dwelling promotes efficient urban living while integrating essential utility systems for modern residents.
5 key facts about this project
01
Utilizes a prefabricated steel framework for rapid construction and flexibility.
02
Circular layout promotes efficient use of space and enhances community interaction.
03
Incorporates essential utility systems directly into the structural design.
04
Designed for easy modular expansion to accommodate changing needs.
05
Emphasizes sustainability through energy-efficient materials and systems.

### Project Overview
Located within an urban context that demands efficient housing solutions, Yūki House is designed as a compact structure spanning 25 square meters. The housing unit's objective is to address modern needs for flexibility and sustainability, integrating essential systems for electricity, water, and heating to promote functionality while maintaining an aesthetic appeal. The overall design aims to foster community engagement, positioning itself as part of a larger initiative to create adaptable living spaces that can respond to diverse residential demands.

### Spatial Configuration and Community Integration
The Yūki House employs a modular design that enables the replication of units to form interconnected clusters known as vertical villages. This layout enhances social interaction and promotes community living by facilitating communal areas. The circular configuration of the main structure allows adaptability to various site conditions, maximizing spatial openness through expansive windows that enhance natural light intake and create a strong connection with the surrounding environment. The interior features an open-plan kitchen and dining area, complemented by multifunctional furniture and dedicated private spaces for living and sleeping.

### Material Selection and Construction Methodology
The construction of Yūki House utilizes a thoughtful assembly of materials aimed at ensuring both durability and sustainability. The primary framework consists of F tubular steel, which provides structural integrity while remaining lightweight for efficient transport. Prefabricated panels are strategically incorporated for walls and roofs, embedding essential utilities and insulation. Extensive use of glass in façades further promotes a sense of openness and blurs the distinction between indoor and outdoor spaces. The assembly process is streamlined to enable efficient construction within two days, significantly reducing the time from initiation to habitation. This expedited method comprises five structured steps, from erecting the main framework to finalizing essential amenities, positioning Yūki House as a viable solution for urgent housing needs in various contexts.

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The Next House: USA — A Global Call to Reimagine the American Suburb

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Competition organisers

Buildner is launching The Next House: USA, a global architecture competition that challenges architects, designers, and thinkers to reimagine the American suburban home for the 21st century. For decades, the suburban house has symbolized comfort and stability, but today it often reflects excess, isolation, and environmental strain. This competition asks: how can the American home evolve to address climate urgency, economic pressures, and shifting social values?

Participants are tasked with designing a prototype home of no more than 1,500 sq ft (≈140 m²) for a household of two adults and one child. The design should be compact yet generous, adaptable, sustainable, affordable, and replicable across diverse U.S. contexts. More than a design exercise, the competition aims to spark a conversation about how homes can support healthier, smarter, and more connected communities.

The total prize fund is $20,000 USD. The final registration deadline is May 20, 2026, and winners will be announced on September 22, 2026. The Next House: USA invites architects, students, and visionaries worldwide to redefine what the American home means today—and what it should mean tomorrow.

The Next House: USA

Design the next suburban home for the USA

20,000 USD Prize ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Early bird registration deadline 19 November 2025

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Celebrating your unbuilt architecture visions with a €100,000 prize

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