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Buoyant Housing Solutions with Airtight Containers on San Francisco's Waterfront

Authors:
Z. Sunderland, John Durkee
Buoyant Housing Solutions with Airtight Containers on San Francisco's Waterfront

Project in-detail

Floating blocks supported by airtight containers create new high-density housing solutions on San Francisco's waterfront, addressing the city's pressing need for affordable residential spaces.
5 key facts about this project
01
Floating blocks designed to maximize waterfront access.
02
Utilizes airtight containers for buoyancy and stability.
03
High-density living spaces tailored for urban integration.
04
Supports coexistence with local industrial activities.
05
Reflects historical context of San Francisco’s waterfront development.

The project aims to address the housing crisis in San Francisco by focusing on affordable housing that integrates with the city's maritime infrastructure. Located along the Bay, the design proposes to expand residential areas into the water, reshaping the traditional understanding of urban boundaries. The concept focuses on creating high-density living spaces using floating structures, providing new solutions to the ongoing demand for housing.

Floating Blocks

Central to the design is the idea of floating blocks. These structures will establish communities directly on the water, maximizing the use of space in a city where land is becoming increasingly limited. By expanding into the Bay, the project offers residents unique access to waterfront amenities while encouraging connectivity within the urban fabric.

Structural Considerations

Building on water comes with challenges, especially regarding stability. The design incorporates a single-layer raft of airtight containers, which allows for buoyancy and support for multiple layers above. Structural integrity is essential; therefore, the project includes braces that prevent the floating blocks from tipping over, a crucial detail in a city prone to earthquakes. This careful consideration enhances both safety and functionality for future residents.

Integration of Industrial Zones

In addition to housing, the design emphasizes the importance of integrating residential areas with local industrial zones. San Francisco's maritime history plays a significant role in this approach. By keeping industries within the urban landscape, the project preserves jobs while fostering a thriving economy. This blend of spaces shows that residential and industrial functions can coexist harmoniously, contributing to a vibrant community.

Historical Context

The project draws from the historical context of San Francisco’s waterfront, referencing significant areas like Hunter's Point and Islais Creek. These locations highlight the evolution of the city's shoreline, where past developments have shaped its current identity. By proposing floating blocks, the design aims to connect with this history while paving the way for modern solutions to housing needs.

With its focus on practical insights and community integration, the design presents a clear vision for urban living that respects both the environment and the city’s heritage, emphasizing functionality while maintaining an engaging relationship with the surrounding waters.

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MICROHOME 10: Celebrating Small-Scale Living with €100,000 Prize Fund and Kingspan’s Innovation

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Competition organisers

The MICROHOME 10 competition invites participants to submit visionary designs for off-grid, modular microhomes that push the limits of sustainable, small-scale living. Organised by Buildner in partnership with Kingspan and Hapi Homes, this tenth edition sets the challenge of designing a dwelling for two people within a maximum floor area of 25 m², encouraging bold solutions adaptable to any urban or rural location. The competition continues Buildner’s mission to foster innovative approaches to compact, energy-efficient housing that can address pressing global challenges.

This year’s edition offers a generous total prize fund of €100,000, including the Kingspan Award for designs that integrate high-performance Kingspan products and the Hapi Homes Award for a project selected for real-world construction. In addition to cash prizes, the winners gain international exposure through Buildner’s media partnerships, publications, and a dedicated MICROHOME magazine, further amplifying their ideas to the wider architectural community.

Key dates for MICROHOME 10 include the closing date for registration on 25 September 2025, the submission deadline on 29 October 2025 (11:59 p.m. London time), and the announcement of winners on 9 December 2025. These milestones ensure participants have clear timelines to develop and present their concepts, with early registration discounts available to support students and emerging designers worldwide.

MICROHOME

Design a new small-scale home concept in the 10th edition of MICROHOME — 100,000 € prize + construction

100,000 € Prize Fund / Kingpsan Edition #10 ideas COMPETITION
Prize 100,000 € + Potential realisation
Eligibility Open to all
Final registration deadline 25 September 2025

Enter an open architecture
competition now

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