Buildings 1

Stakeholder related fields of action for process optimization of nearly zero energy and plus energy buildings
Regina Höfler

Life cycle cost reduction and market acceleration for new nearly zero-energy buildings
Tobias Weiß

Life-Cycle Costs of a Minimally Invasive Refurbishment Approach in Comparison to a Standard Refurbishment
Daniel Heidenthaler

Towards the definition of a nZEB cost spreadsheet as a support tool for the design
Federico Garzia

Buildings 2

Contradictions of low-emission nZEB buildings
Krisztina Severnyák

Design transformation from standard conformity to Net Surplus Energy
Wolfram Trinius

Analysis and cross-comparison of business models for nearly zero-energy buildings in Europe
Benjamin Köhler

Energy and cost optimization in the life cycle of nearly zero energy buildings using parametric calculations
David Venus

Buildings 3

Mobile Tiny Houses – Sustainable and Affordable?
Herbert Leindecker

Towards developing a building typology for Sudan Suha
Ismail Ahmed Ali

Life cycle environmental impact of refurbishment of social housing
Els van de Moortel, Luc Stijnen

Buildings 4

Improving Construction Efficiency with Digital Fabrication. An Environmental Insight
Kateryna Kuzmenko

A holistic approach for industrializing timber construction
Aída Santana Sosa

Comparative LCA of a concrete and steel apartment building and a cross laminated timber apartment building
Rolf André Bohne

Potential of contemporary earth architecture for low impact building in Belgium
Jasper Van der Linden

Buildings 5

Construction, deconstruction, reuse of the structural elements
Ingrid Bertin

Sustainable design of vegetated structures: building freshness
Julien Cravero

Design concept for prefabricated elements from CDW timber for a circurlar building
Andrea Klinge

Prototypology for a circular building industry
Felix Heisel

Mitigation strategies of the urban heat island intensity in Mediterranean climates: simulation studies in Rome (Italy) and Valparaiso (Chile)
Massimo Palme

The secret ingredient – the role of governance in green infrastructure development: through the examples of European cities
Flora E. Szkordilisz

Buildings 6

Using a budget approach for decision-support in the design process
Guilaume Habert

Dynamic Benchmarking of Building Strategies for a Circular Economy
Leonora Charlotte Malabi Eberhardt

Carbon Heroes Benchmark Program – whole building embodied carbon profiling
Rodrigo Castro

Inventory of the existing residential building stock for the purpose of environmental benchmarking
Evelien Verellen

Life-Cycle Assessment as a decision-support tool for early phases of urban planning: evaluating applicability through a comparative approach
Katarina Slavkovic

Critical analysis of existing environmental benchmarks for buildings
Damien Trigaux

Building Design

Building Design 1

Passive house-concept apartments: sustainability evaluation in a case study of Stockholm, Sweden
Maryam Kathibi

The effect of insulation thickness on lifetime CO2 emissions
Marie Totland, Rolf André Bohne

Assessment System for Sustainable Buildings of the German Government (BNB): Calculation tool for the ventilation rate and the resulting carbon dioxide concentration in the ambient air
Heidemarie Schütz

Impact of dynamic CO2 emission factors for the public electricity supply on the life-cycle assessment of energy efficient residential buildings
André Müller

Implementing climate impacts in road infrastructure in the design phase by combining BIM with LCA
Reyn O'Born

Building Design 2

Comparison of the environmental assessment of an identical office building with national methods
Rolf Frischknecht

New Portfolio-Rating-System based on LEVEL(S)
Heinz J. Bernegger

Process model for BIM based MEP design
Rainer Partl

A typology of digital building technologies: Implications for policy and industry
Johannes Meuer

Building Design 3

The BNK Assessment Tool for the sustainability performance of small residential buildings in Germany – Lessons learnt
Natalie Essig

BIM based iterative simulation - efficient building design: a case study
Martin Tallberg, Rolf André Bohne

Application of Recycling - Graphs for the Optimisation of the Recyclability in Building Information Modelling
Dirk Alexander Schwede

Criteria catalogue and analysis model to manage complexity in prefabricated timber construction
Sonja Geier

Switching to a holistic perspective on semantic component models in building automation - tapping the full potential of automated design approaches
Bastian Wollschlaeger

Building Design 4

The practical use of module D in a building case study: assumptions, limitations and methodological issues
Laetitia Delem

Reconciling recycling at production stage and end of life stage in EN 15804: the case of metal construction products
Christian Leroy

Declaration of the End-of-Life for Building Products
Wolfram Trinius, Julia Goerke

The Reporting of End of Life and Module D Data and Scenarios in EPD for Building level Life Cycle Assessment
Jane Anderson

Modelling options for module C and D: Experiences from 50 EPD for wood-based products in Norway
Lars Gunnar F. Tellnes

Building Design 5

Consequential life cycle assessment of Brazilian cement industry technology projections for 2050
Marcella Saade

Enhancing consistency in consequential life cycle inventory through material flow analysis
Sylvain Cordier

Consequential LCA of demountable and reusable internal wall assemblies: a case study in a Belgian context
Matthias Buyle

Probabilistic LCA and LCC to identify robust and reliable renovation strategies
Alina Galimshina

Scenario uncertainties assessment within whole building LCA
Vanessa Gomes da Silva

Diagnosis of uncertainty treatment in neighbourhood life cycle assessments
Olivia Zara

Building Design 6

The regenerative building: A concept of total sustainability
Carlo Gambato

HYBRIDisation – a resilient strategy in times of change and transformation
Peter Schwehr

Hydrological and thermal response of green roofs in different climatic conditions
Ciril Arkar

Integrating climate change in life cycle assessment of buildings: literature review
Delphine Ramon


Cities 1

Assessment of urban-scale potential for solar PV generation and consumption
Juan Pedrero

Building physics design of urban surfaces
Andreas Kaufmann

Sustainability of innovative urban surfaces – a new approach of assessment
Kristina Henzler

Land resource management of coastal areas in Indian cities: comparative assessment with prevailing methods
Ravinder Dhiman

Turning the existing building stock into a resource mine: proposal for a new method to develop building stock models
Karen Allacker, Evelien Verellen

Seismic and solar performance of historical city Urban form-based multicriteria analysis
Michele Morganti

Cities 2

2 DEGREES – understanding the contribution of cities to a carbon neutral society
Bastian Wittstock

On net zero GHG emission targets for climate protection in cities: More questions than answers?
Thomas Lützkendorf

Crafting local climate action plans: An action prioritisation framework using multiple criteria decision analysis
Maria Balouktsi

A systematic review of the international assessment systems for urban sustainability
Joana M.J.S. Pedro

Optimization-based planning of local energy systems - bridging the research-practice gap
Lynn Andrew Bollinger

Cities 3

Integration of multiple methodologies to evaluate effects of Nature Based Solutions on urban climate mitigation and adaptation.
Arantza López

Fostering the implementation of green solutions through a Living Lab approach – experiences from the LiLa4Green project
Tanja Tötzer

The potential of greenable area in the urban building stock
Rosemarie Stangl

Mapping of innovative governance models to overcome barriers for nature based urban regeneration
Aitziber Egusquiza

Green Resilient City - A framework to integrate the Green and Open Space Factor and climate simulations into everyday planning to support a green and climate-sensitive landscape and urban development
Florian Reinwald

Cities 4

Implementation of a sustainability monitoring tool into the dynamics of an urban brownfield regeneration project
Martine Laprise

From Zero Emission Buildings (ZEB) to Zero Emission Neighbourhoods (ZEN)
Aoife Anne Marie Houlihan Wiberg

Pocket Mannerhatten – city renewal on the basis of spatial sharing strategies, bottom-up participation and common good-based incentives.
Florian Niedworok

Modelling of a sanitary landfill for developing countries to improve the reliability of Life Cycle Assessment studies
Matheus Augusto de Oliveira Fernandes

Bike model district “Alte Neustadt” in Bremen
Michaela Hoppe

Climate-resilient urban planning and architecture with GREENPASS illustrated by the case study ‘FLAIR in the City’ in Vienna
Florian Kraus

Cities 5

Public procurement for carbon reduction in infrastructure projects – an international overview
Sofia Lingegård

Influence of Cross Passages Temperatures on the Life-Cycle Cost of Technical Equipment in a Railway Tunnel
Marco Scherz

Integrated evaluation of energy and emission reduction potential and management strategies for urban road systems
Sara Anastasio

Life Cycle Assessment of Alternative Road Base Materials: the case of Phosphogypsum
Myriam Saadé-Sbeih


Processes 1

Towards housing sustainability: a framework for the decision-making process of tenants
Anna Pagani

Sustainable cities and communities - Best practices on structuring a SDG model
Kai Neumann

Towards a sustainable district: a streamlined Life cycle assessment applied to an Italian urban district
Elisabetta Palumbo

Considering the dynamics of electricity demand and production for the environmental benchmark of Swiss residential buildings that exclusively use electricity
Didier Beloin-Saint-Pierre

Why sustainable buildings must be robust
Herbert Saurugg

Affordance-based design method: A case study of university campus
Durva Gupta

Processes 2

Consistent BIM-led LCA during the entire building design process 
Alexander Hollberg

BIM-integrated LCA - model analysis and implementation for practice
Kasimir Forth

Identification and comparison of LCA-BIM integration strategies
Lisa Wastiels

BIM for public authorities: Basic research for the standardized implementation of BIM in the building permit process
Daniel Plazza

A cross-platform modular framework for building Life Cycle Assessment
Martin Röck

Processes 3

6D BIM–Terminal: Missing Link for the design of CO2-neutral buildings
Hildegund Figl

Step-by-step implementation of BIM-LCA: A case study analysis associating defined construction phases with their respective environmental impacts
Roberta Di Bari

Connecting BIM and LCA: the Case Study of an Experimental Residential Building
Jakub Veselka

Towards a Life Cycle Sustainability Assessment method for the quantification and reduction of impacts of life cycle of buildings
Bernardette Soust-Verdaguer

Digitalization of building LCA and international activities – in the context of German assessment system for sustainable building
Tanja Brockmann, Hildegund Figl

Computer-aided supporting tool for LCA evaluation of energy efficiency of the buildings – assessment method and case studies
Sašo Medved

Processes 4

Information management throughout the life cycle of buildings – Basics and new approaches like blockchain
Manuel Ganter

Context-dependent information space for construction information processes
Frank Hilbert

A design integrated parametric tool for real-time Life Cycle Assessment – Bombyx project
Saso Basic

Sustainable building information modeling in the context of model-based integral planning
Sebastian Ebertshäuser

IBPSA Project 1 : BIM/GIS and Modelica framework for building and community energy system design and operation -- ongoing developments, lessons learned and challenges
Gerald Schweiger

Parametric life cycle assessment of a reusable brick veneer
Camille Vandervaeren

Processes 5

Sustainability Assessment in Architectural Competitions in Switzerland
Massimo Mobiglia

Multi-objective optimization of building’s life cycle performance in early design stages
Hanze Yu

Early design stage building LCA using the LCAbyg tool: New strategies for bridging the data gap
Kai Kanafani, Regitze Kjær Zimmermann

Early design stage building LCA using the LCAbyg tool: Comparing cases for early stage and detailed LCA approaches
Regitze Kjær Zimmermann

Evaluation of BIM based LCA in early design phase (low LOD) of buildings
Mats Nilsen, Rolf André Bohne

Lessons learned from assessing life cycle impacts for an environmental product declaration: Examples for run-of-river power plant
Christoph Samuel Meili

Processes 6

Large scale smart meter data assessment for energy benchmarking and occupant behaviour profile development
Zsuzsa Szalay

Monitoring results of innovative energy-efficient buildings in Austria
Martin Beermann

Hook-and-Loop fastener-application for the technical building equipment
Ferdinand Oswald

Image-obfuscation as a means for privacy-conscious visual data acquisition from building systems
Sarith Subramaniam


Products 1

Reducing water footprint of building sector: concrete with seawater and marine aggregates
Valeria Arosio

Sustainability assessment in Cuban cement sector- a methodological approach
Sofia Sánchez Berriel

Eco-efficiency assessment of conventional OPC/PPC replacement by LC3 in Cuban residential buildings
Yudiesky Cancio Díaz

Optimizing the economic, environmental and technical performance of concrete mixes with fly ash and recycled concrete aggregates
José Dinis Silvestre

Sensitivity Analysis of Life Cycle Impacts Distribution Methods Choice Applied to Silica Fume Production
Ana Carolina Badalotti Passuello

Variability of environmental impact of ready-mix concrete: a case study for Brazil
Fernanda Belizario Silva

Products 2

Ecological performance and recycling options of primary structures
Alireza Fadai

A comparative study on nonlinear damping behaviors of precast and cast-in-situ recycled aggregate concrete frames
Chunhui Wang

Modification on recycled aggregates and its influence on recycled concrete
Kaiwen Huang

Outcomes of a Student Research Project on Circular Building Systems – Focus on the Educational Aspect
Bart Janssens

Products 3

Comparative analysis of an existing public building made from natural building materials and reference buildings designed from common building materials
Peter Medgyasszay

Environmental impact of timber frame walls
Marijke Steeman

Linking construction timber carbon storage with land use and forestry management practices
Eilidh J Forster

Life cycle assessment of rammed earth made using alkaline activated industrial by-products
Alexandra Meek

Butt-joint bonding of timber as a key technology for point-supported, biaxial load bearing flat slabs made of cross-laminated timber
Adam Maximilian Themessl

Products 4

Environmental Product Declarations (EPDs) as a competitive parameter within sustainable buildings and building materials
Sarah C. Andersen

Roles of the reference service life (RSL) of buildings and the RSL of building components in the environmental impacts of buildings
Tajda Obrecht

Economic valuation of life cycle environmental impacts of construction products - A critical analysis
Vera Durão

VinylPlus® and the VinylPlus Product Label. Could the industry label be integrated into independent sustainability certification schemes?
Heinz G. Schratt

PolyStyreneLoop – The circular economy in action
Clemens Demacsek

Products 5

Building physics as a tool for development of new components: Roof window
Jan Tywoniak

Environmental performance of window systems in patient rooms: a case study in the Belgian context
Nazanin Eisazadeh

Partially dynamic life cycle assessment of windows indicates potential thermal over-optimization
Morten Birkved

Perimeter blocks in different forms – aspects of daylight and view
Bengt Sundborg

Lifecycle analysis of finishing products enhanced with phase changing materials
Petr Zhuk

Designing a smart factory for mass retrofit of houses
Kerstin Lange and Ulla-Britt Kraemer

Education & Economy

National Issues

National Issues 1

Possible strategies and obstacles in the pathway towards energy transition of residential building stocks in Switzerland
Flourentzos Flourentzou

Fleet-based LCA applied to the building sector – Environmental and economic analysis of retrofit strategies
Verena Göswein

Potential for energy savings in Czech residential building stock by application of a prefabricated mass retrofitting system
Antonín Lupíšek

ENERFUND - Identifying and rating deep renovation opportunities
Susanne Geissler

Defining a framework to apply retrofitting optimisation models for long-term and step-by-step renovation approaches
Iná Maia

Towards a model for circular renovation of the existing building stock: a preliminary study on the potential for CO2 reduction of bio-based insulation materials
Francesco Pittau

National Issues 2

Implementation of Sustainable Development Goals in Construction Industry - A Systemic Consideration of Synergies and Trade-offs
Antonija Ana Wieser

Retrofitting strata property - a tool supporting long-term retrofit strategy
Thomas Heim

Mobilizing Low Carbon Transition: Transnational Practice of Energy Efficiency in the Urban Building Sector
Keru Feng

Strategies for a sustainable energy transition: The case of the housing sector in Graz, Austria
Bernhard Hohmann

Energy transition and technical energy regulations in the building sector
Christof Knoeri

National Issues 3

Achieving net zero status in South Africa
Rolien Terblanche

A top-down approach for setting climate targets for buildings: the case of a New Zealand detached house
Chanjief Chandrakumar

Analysing the impact of retrofitting and new construction through probabilistic life cycle assessment. A method applied to the environmental-economic payoff value of an intervention case in the Albanian building sector
Olivia Jorgji

Towards conceptual understanding for the adoption of building environmental sustainability assessment methods in the UAE built environment
Amna Izzeldin Shibeika




Building Design




Education & Economy

National Issues​​​​​​​

Conference Secretariat

Graz University of Technology 
Institute of Technology and Testing of Building Materials 
Working Group Sustainable Construction