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Sustainable Design Featuring Cross-Laminated Timber and Zinc Elements for Multi-Functional Community Space

Author:
Ramla Benaissa
Sustainable Design Featuring Cross-Laminated Timber and Zinc Elements for Multi-Functional Community Space

Project in-detail

Cross-laminated timber and bright rolled zinc shingles define a multifaceted auditorium extension designed to enhance community engagement through a seamless blend of public spaces and exhibition venues.
5 key facts about this project
01
The design integrates a bent A-frame structure that enhances both aesthetic appeal and functional flexibility.
02
Natural light is maximized through strategically placed skylights, creating bright, inviting interior spaces.
03
Charred wooden shingles provide a unique, textured facade while improving weather resistance and longevity.
04
Public plazas designed into the landscape foster community interaction and connectivity with the surroundings.
05
Porous paving units and rain gardens support sustainable stormwater management while enhancing the site’s ecological resilience.

### Project Overview

The Kipsala Auditorium Expansion is situated in Riga, Latvia, adjacent to the existing Kipsala Expo Center. The project aims to augment the facility’s capacity for cultural and exhibition activities by introducing a new auditorium that seamlessly integrates with Hall 1, fostering a cohesive urban center. This initiative is designed to enhance public engagement while respecting the architectural narrative of the original structure.

### Spatial Integration and User Experience

The design emphasizes connectivity between the new auditorium and Hall 1 through architectural alignment and shared circulation spaces. This approach facilitates movement and accessibility between the two venues, encouraging visitor interaction. Strategically placed skylights maximize natural light throughout the auditorium and common areas, creating an inviting atmosphere that enhances the overall user experience. The incorporation of public spaces, including plazas and green roofs, promotes active engagement with the surrounding environment and the historical context of Riga.

### Material Selection and Sustainability

This project employs a carefully curated palette of materials that reflect both functional needs and aesthetic considerations. Bright rolled zinc shingles create a visually striking facade that interacts with light, while pre-weathered zinc roofs contribute durability and a contemporary profile. Glued laminated timber serves as a structural element, resonating with the timber architecture found in Kipsala, and cross-laminated timber is utilized in the auditorium’s decks, supporting sustainability through eco-friendly sourcing. Additionally, porous paving units and a rain garden are integrated to enhance ecological resilience and manage stormwater runoff effectively. The operable partitions within the auditorium allow for versatile configurations, accommodating various event requirements and maximizing the facility's utility.

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

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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

Buildner's Unbuilt Award 2025
Buildner's Unbuilt Award 2025
100,000€ Prize / 2025
Denver Affordable Housing Challenge
Denver Affordable Housing Challenge
Affordable Housing Series 19th Edition
The Architect's 
Chair
The Architect's Chair
Take a seat and make a statement! Edition #4
MICROHOME
MICROHOME
100,000 € Prize Fund / Kingpsan Edition #10
Kinderspace
Kinderspace
Architecture for Children’s Development #3
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