Of the 219 applicants this year, 29 projects were in the running on the international platform. Located in Canada, Scotland, Denmark, the United Arab Emirates, Kuwait, Spain, the United Kingdom, Jordan, Germany, Italy, Switzerland, Portugal, the Netherlands and Senegal, these projects provide a good overview of the sustainable solutions implemented in these countries. So, which winners did the jury choose? Which buildings, districts and infrastructures have qualified for the international phase?
Find out below!
Infrastructure User’s Choice
Winner: Re:Crete Footbridge
- Contractor: État du Valais
- Construction Manager: École Polytechnique Fédérale de Lausanne (EPFL), Laboratoire d’exploration structurale (SXL)
- Companies: Diamcoupe SA; Freyssinet SA; Sika Suisse SA; Emil Egger Romandie SA, Bridgology SA
This project has qualified for the international phase
The jury’s verdict: This project demonstrates the feasibility of re-using non-prefabricated concrete elements in load-bearing structures.
Building User’s Choice
Winner: Louly’s Canteen
- Contractor: Immaculée Conception de Mbour
- Construction Manager: Ga2D
- Designer: Association Khadjir
- Company: Yadenne Construction
- Earth Specialist: ElementerreConstruction Company: Residents of the village of Louly
This project has qualified for the international phase
Sustainable Infrastructure Grand Prize
Winner: Re:Crete Footbridge
- Contractor: État du Valais
- Construction Manager: École Polytechnique Fédérale de Lausanne (EPFL), Laboratoire d’exploration structurale (SXL)
- Companies: Diamcoupe SA; Freyssinet SA; Sika Suisse SA; Emil Egger Romandie SA, Bridgology SA
This project has qualified for the international phase
The jury’s verdict: This project demonstrates the feasibility of re-using non-prefabricated concrete elements in load-bearing structures.
Ex-aequo mention: The 5th generation heating and cooling grid of Plymouth
- Project Manager: Plymouth City Council
- Owner of the Grid: Plymouth City Council
- Installer: Vital Energi
- Supplier: SunGift Solar
- Tester:WJ Groundwater
This project has qualified for the international phase
The jury’s verdict: This is a good way to decrease the energy consumption. The project can be replicated.
Ex-aequo mention: The 5th generation heating and cooling grid of Glasgow!
- Operator : Clyde Gateway
This project has qualified for the international phase
The jury’s verdict: Same. NB: These two similar projects count as one project
Mention: Irrigation of the Green Garden Concept
- Contractor: Greater Jerash Municipality
- Partners: Regional Environmental Centre – Sweden (REC); International Union for the Conservation of Nature (IUCN)
This project has qualified for the international phase
The jury’s verdict: The project integrates the reuse of rainwater and grey water.
New Construction Grand Prize
Winner: The Danish Nature Agency’s official residence in Thy
- Contractor: Naturstyrelsens, NST Bygningscenter
- Construction Manager: Bjerg Arkitektur A/S
This project has qualified for the international phase
The jury’s verdict: This is a wooden house that includes wood fibre insulation, and a good project regarding energy consumption.
Mention: Alnatura office building
- Designer & Architect: haascookzemmrich STUDIO 2050
- Contractor: Transsolar GmbH
- Construction Manager: BGG Grünzig Ingenieurgesellschaft
This project has qualified for the international phase
The jury’s verdict: The building is made with clay, and there are a lot of good solutions from an environmental point of view.
Renovation Grand Prize
Winner: CasaClima Class A – House B in Sacile
- Contractor: Lorenzon srl
- Construction Manager: Lorenzon srl
This project has qualified for the international phase
The jury’s verdict: This project is not particularly innovative, but it includes everything that a good intervention requires, plus its energy consumption is low.
Mention: Townfield Head Farm
- Contractor: Mark Woodward
- Construction Manager: Greendirections
- Companies: Rotary Engineering; Fraser Whelan
This project has qualified for the international phase
The jury’s verdict: We like this project because it’s all electric, with renewable energy. it respects the environment.
Hot Climates Prize
Winner: Malicounda High School
- Contractor: G2C
- Construction Manager: G2C
- Developer: Ministry of Education of Senegal –
- Malicounda Public High School
- Investor: Enfance et Nature Association
- Designer: IN SITU Architecture
This project has qualified for the international phase
The jury’s verdict: This building has a very low primary consumption.
Mention: Thermic renovation of a guard house with baked clay
- Contractor: Eiffage Senegal
- Construction Manager: Entreprised’Ingénierie et de Construction (EIC)
- Thermal Consultancy Agency: EMASOL
- Architect: CAWD
This project has not qualified for the international phase
The jury’s verdict: It is a very small project, but very interesting.
Circular Economy Prize
Winner: The Phenix
- Contractor: Lemay
- Construction Manager: Entreprise de construction T.E.Q. inc
- Engineers: Martin Roy and Associates; Dupras Ledoux; ELEMA
This project has qualified for the international phase
The jury’s verdict: It’s a very good renovation of an industrial heritage!
Low-Tech Prize
Winner: Charles Lepierre French highschool of Lisbon
- Contractor: Agence pour l’Enseignement Français à l’Étranger
- Construction Manager: Méandre etc’
- Designer: MA. TERIA
- Other Consultancy Agencies: LAIII; Panorama
- Paysage; Acoustique Vivie et Associés; Rio Plano
- Thermal Consultancy Agency: Alto Ingenierie
- Other: Veritas
This project has qualified for the international phase
The jury’s verdict: This highschool deserves the low-tech prize thanks to natural techniques that are used to avoid mechanical ones.
Mention: Louly’s Canteen
- Contractor: Immaculée Conception de Mbour
- Construction Manager: Ga2D
- Designer: Association Khadjir
- Company: Yadenne Construction
- Earth Specialist: Elementerre
- Construction Company: Residents of the village of Louly
This project has qualified for the international phase
The jury’s verdict: Very interesting building, with low investment costs. The material and human resources used are local. The project can be widely replicated.
Health & Comfort Prize
Winner: Rådhuslunden City hall grove
- Contractor: Domea
- Construction Manager: Bjerg Arkitektur A/S
This project has qualified for the international phase
The jury’s verdict: This modular building can adapt to any future use.
Mention: Fjord View – energy efficient social housing
- Contractor: Bjerg Arkitektur A/S
- Construction Manager: Bjerg Arkitektur A/S
- Mechanical Engineer: Erasmus & Partnere
This project has qualified for the international phase
SPAIN
Due to the large number of Spanish projects, buildings in this country were assessed in parallel.
Building User’s choice
Winner: Hotel ‘Mas Torre del Marqués’
- Contractor: Elecnor S.A
- Construction Manager: Elecnor S.A
- Designer: EDRA arquitectura km0
- Developer: Proyectos e Inversiones del Matarraña SL
This project has qualified for the international phase
New Construction Grand Prize
Winner: GreenSpace Gijon
- Contractor: Gesyges
- Construction Manager: Gesyges
- Designer: Emase Arquitectura
- Facility Manager: SvR Ingenieros
This project has qualified for the international phase
The jury’s verdict: It’s a very good project in many aspects, incorporating both passive and active measures. It’s the only positive energy candidate. Particular attention has been paid to indoor air quality. The building is LEED certified.
Mention: I+D+I SORIA CAMPUS
- Contractor: Unión Temporal de Empresas (UTE) Duques de Soria- Arcor – Herce
- Construction Manager: Unión Temporal de Empresas (UTE) Duques de Soria- Arcor – Herce
- Contractor Representative: Arancha Sogo
- Developer: Universidad de Valladolid- Vicerrectorado de Patrimonio e Infraestructuras
- Designer: Francisco Valbuena García- Juan José Ventura Pons- Unidad Técnica de Arquitectura
- Other Consultancy Agencies: Carlos Herguedas Pastor-Unidad Técnica de Arquitectura; Daniel Pérez; Luis Ignacio Díez; Ana I.Jiménez; Maria de la O.García; Gonzales Díaz; M. Jesús; Juan José Ventura Pou
- Health & Safety Coordinator: David Ramos – Soria prevención
- Construction Companies: J. Manuel Muñoz Martín / Jesús Vaquer; Javier Jiménez (GEOTER, Geothermal Energy, SL)
- Others: José Emilio Nogués / Diego Tamayo
- Structures Calculist: Pejarbo S.L.
- Thermal Consultancy Agency: Daniel Pascual, Architect
- Environmental Consultancy: Cristina Gutiérrez Cid, Arquitecta
This project has qualified for the international phase
The jury’s verdict: Two important points guided our choice: the use of healthy materials and the flexibility of the building’s occupancy.
Renovation Grand Prize
Winner: ShowPass
- Contractor: Energiehaus
- Construction Manager: Energiehaus
This project has qualified for the international phase
The jury’s verdict: This project has everything a good renovation project should have. Energy consumption is low and so are the costs.
Circular Economy Prize
Winner: Hotel ‘Mas Torre del Marqués’
- Contractor: Elecnor S.A
- Construction Manager: Elecnor S.A
- Designer: EDRA arquitectura km0
- Developer: Proyectos e Inversiones del Matarraña SL
This project has qualified for the international phase
The jury’s verdict: Local materials and workers are being employed. An LCA has been carried out, showing that the environmental impact is lower than for new construction.
Low-Tech Prize
Winner: Learnlife Eco Hub: pop-up learning space
- Contractor: Learnlife
- Construction Manager: Praxis Resilient Buildings
- Developer: Learnlife
- Certification Company: Passive House Italia
This project has qualified for the international phase
The jury’s verdict: The jury paid close attention to the social aspect of the spaces, an aspect that should be taken into much greater account. It is also important to note the non-permanent structure, which blends in with nature and its architecture is not so impactful.
Selection methods
Experts and the public helped to decide between the competing projects.
The experts
6 experts from the sector analysed the submissions and came up with a consensus award list. Many thanks to Christian Brodhag, President of Construction21 International, for chairing the jury, and to the entire panel:
- Jean-Marie Hauglustaine, University of Liège – Belgium
- Chong Meng, CABR – China
- Marco d’Egidio, Heineken – Italy
- Mohammed Ahachad, Faculty of Sciences and Technology of Tangier – Morocco
- Maita Fernandez Armesto, Barcelona City Council – Spain
Online voting by the public
Using the same principle, online users were able to vote for the projects they supported.
Details
- Publication date
- 12 July 2023