Get inspired!

17,725 architecture projects

Learn from past Buildner architecture competition participants through our extensive project library, curated over more than 15 years!

Dual-Function Structure Bridging Care and Community Connectivity

Author:
Sylve Truyman
Dual-Function Structure Bridging Care and Community Connectivity
Explore the full project presentation!
Subscribers only
With a design that merges flexible meeting spaces with essential healthcare facilities, the structure adapts to the community's needs while enhancing accessibility and connectivity in Créteil.
5 key facts about this project
01
Janus Tower is inspired by the duality of the mythological figure Janus, reflecting flexibility in design.
02
The building integrates a full-service hospital and office spaces within a single structure.
03
Specialized areas can quickly transform from meeting rooms to surgical facilities as needed.
04
Public amenities include a swimming pool and conference rooms, fostering community interaction.
05
The design emphasizes connectivity, enhancing accessibility for both pedestrians and vehicles.

The Janus Tower is located in Créteil, France, just ten kilometers from the heart of Paris. This structure serves both as an office building and a hospital, designed to meet the diverse needs of the community. Inspired by the mythological figure Janus, the concept emphasizes the importance of dual functionality and adaptability. Its position next to a major highway enhances its accessibility, allowing users to navigate easily between the different services it offers.

Design Approach

The design promotes a coherent connection between commercial and healthcare spaces. The layout mirrors the curves of the nearby motorway interchange, helping the building blend with its surroundings. This thoughtful integration supports both pedestrians and vehicles, making movement around and through the site straightforward.

Functional Adaptability

The Janus Tower includes spaces that can be quickly adjusted based on need. Meeting rooms can be converted into surgical areas, illustrating a practical use of space. This flexibility is vital, enabling the building to respond to emergencies, like health crises, while also serving everyday functions.

Public Amenities

Public facilities such as a swimming pool and conference rooms are incorporated into the design. These areas are meant to encourage interaction among users, providing opportunities for both relaxation and work. By combining office functions with public spaces, the Janus Tower fosters a sense of community, enriching the environment for employees and hospital visitors alike.

Attention to detail is evident throughout the design, where each element serves a clear purpose. The focus on interconnected spaces reflects an awareness of urban life, creating a structure that meets various needs while keeping a unified and practical aesthetic.

Noticed a mistake?
Highlight the text and click on
Noticed a mistake

Enter an open architecture
competition now

Kingspan MICROHOME 2026: Building Less to Create More

`
Competition organisers

The Kingspan MICROHOME 2026 competition invites architects and designers worldwide to rethink small-scale living by creating an off-grid, modular micro dwelling under 25 m². Now in its 11th edition, the contest emphasizes sustainable, innovative, and human-centered design that demonstrates how compact living can have a big impact.

With a €100,000 prize fund, entries will be evaluated for originality, efficiency, and their response to contemporary environmental and social challenges. The competition is open to everyone, with submissions allowed individually or in teams of up to four. Registration closes on 30 September 2026, and winners will be announced on 15 December 2026.

By celebrating creativity within strict limits, MICROHOME 2026 continues to push the boundaries of compact architecture and sustainable living.

MICROHOME 2026

Design a new concept of small-scale home and share a prize fund of 100,000€

100,000 € Prize Fund / Kingpsan Edition #11 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 30 September 2026

Open architecture competitions

  • Closest deadline first
  • Project competitions first
    Selected winning projects have the potential to be constructed
  • Ideas competitions
    Experimental competitions with the focus on pushing the boundaries of creativity
New York High Falls 
Riverfront Market

Design a New Riverfront Market in Rochester, New York

ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 7 October 2026
Valli Wine 
Tasting Room

Design a wine tasting room in Italy

project COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 8 October 2026
The 
Quiet 
Tower

Design an observation tower in Latvia

project COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 15 October 2026
Vancouver 
Tall Challenge

Design the future of Vancouver’s skyline

Building higher downtown ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 29 October 2026
The Oak 
Moon 
Pavilion

Design a yoga pavilion in Italy

project COMPETITION
Prize Monetary award
Eligibility Open to all
Advance registration deadline 5 November 2026
Portugal Long Table 
Restaurant

Design a slow-living restaurant in Portugal

project COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 9 December 2026

Recurring architecture competitions

MICROHOME 2026

Design a new concept of small-scale home and share a prize fund of 100,000€

100,000 € Prize Fund / Kingpsan Edition #11 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 30 September 2026
Kinderspace

Design a kindergarten of tomorrow

Architecture for Children’s Development #4 ideas COMPETITION
Prize Monetary award
Eligibility Open to all
Final registration deadline 28 October 2026
Museum of 
Emotions

Use architecture to create different emotional states

Edition #9 ideas COMPETITION SILENT CONTEST For this competition, NO DESCRIPTION TEXT is allowed. The architecture ideas must be communicated strictly with visuals.
Prize Monetary award
Eligibility Open to all
Advance registration deadline 12 November 2026
The 
Architect's 
Chair

Take a seat and make a statement!

Stockholm Furniture Fair Edition #6 ideas COMPETITION
Prize Monetary award + Exhibition at Stockholm Furniture Fair
Eligibility Open to all
Final registration deadline 3 December 2026
new
Buildner's Unbuilt Award

Celebrating your unbuilt architecture visions with a 50,000€ prize

50,000€ Prize / 2027 ideas COMPETITION
Prize 50,000 €
Eligibility Open to all
Early bird registration deadline 4 February 2027

Media, partners and clients

To view this project in detail,
please log in with your
Architects’ Network Plus account.
Subscription instantly unlocks all the architecture projects plus other member-only benefits:
  • Access the 17,725 Concept Library
  • Professional tools including file transfer, email, portfolio management, and more
Register now
Already a member? Log in