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Cross-Laminated Timber Reinforced Community Hub with Built-in Bomb Shelter

Cross-Laminated Timber Reinforced Community Hub with Built-in Bomb Shelter
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Incorporating cross-laminated timber for structural integrity and a bomb shelter for safety, this community-oriented facility in Kharkov offers a multifunctional living space that fosters resilience and connectivity among residents.
5 key facts about this project
01
Cross-laminated timber is used as the primary structural material, enhancing sustainability and reducing weight.
02
The facility incorporates a dedicated bomb shelter in its design, addressing safety concerns in the region.
03
Charred wooden shingles are employed for weather resistance and a distinct aesthetic appeal.
04
The layout promotes community interaction by allocating significant space for co-working areas.
05
Triple glazing is utilized for windows to maximize thermal efficiency and natural light throughout the building.

### Overview

Located in the Saltivka district of Kharkov, Ukraine, Block 82 is a retrofit initiative aimed at revitalizing an apartment building complex significantly affected by ongoing conflict. The design addresses current living conditions while respecting the historical context of the structure. The complex serves both as a residential area and a community hub, incorporating co-working spaces intended to foster social interaction among residents.

### Spatial Strategy and User Engagement

Block 82 employs a dual-core design strategy that preserves the original building envelope while integrating a new wooden structure to enhance safety and functionality. The design retains the original height of the building, maintaining its historical presence while allowing for contemporary adaptations. The architectural layout features 34 double-bedroom and 34 single-bedroom apartments, designed to promote connectivity and shared experiences among residents. The ground floor has been repurposed to include co-working spaces, creating an environment that supports professional activities and community engagement amid external challenges.

### Materiality and Sustainability

The project utilizes a carefully selected array of construction materials that prioritize structural integrity and environmental resilience. Cross-laminated timber (CLT) provides a lightweight yet robust framework for the new components, while fiber cement cladding ensures durability and low maintenance. Triple-glazed windows are installed to maximize natural light and improve thermal insulation, complemented by XPS insulation in walls and roofing for superior thermal performance. Reinforced concrete is also employed to secure critical areas, such as foundations and basements, ensuring long-term stability. The emphasis on natural materials and energy efficiency highlights a commitment to sustainability within the design.

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The Buildner’s Unbuilt Award 2025: Celebrating Architectural Creativity and Visionary Unbuilt Designs with a Total Prize Fund of €100,000

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Competition organisers

The Buildner’s Unbuilt Award 2025 is an international architecture competition dedicated to recognizing and celebrating the value of unrealized architectural designs. It invites architects, designers, and students worldwide to submit visionary projects that have not yet been constructed, highlighting the power of ideas and the creativity behind the design process. By focusing on unbuilt work, the competition aims to bring forward concepts that shape the future of architecture and push the boundaries of the profession. 

Participants can compete in three categories based on project scale: Small Wonders (up to 100 m²), Medium Marvels (101–999 m²), and Large Visions (over 1,000 m²). Each category winner will receive €20,000, and additional prizes include honorable mentions, student awards, and a special Best Presentation Award. Winning projects will gain significant international exposure through Buildner’s publicity campaign and a feature article on ArchDaily, providing a unique opportunity to showcase creative ideas to a global audience. 

The Buildner’s Unbuilt Award 2025 encourages entrants to submit any type of unbuilt project, from conceptual visions to detailed designs, celebrating bold innovation without the constraints of realization. Important deadlines: registration closes on October 30, 2025; submissions are due by November 20, 2025; winners will be announced on December 17, 2025.

Buildner's Unbuilt Award 2025

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

100,000€ Prize / 2025 ideas COMPETITION
Prize 100,000 €
Eligibility Open to all
Final registration deadline 30 October 2025

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