Optimizing Energy Efficiency In Educational Buildings Through Facade Material Selection, Rania Rushdy Moussa, Malak Ayman, Khloud Khalid

Architectural Engineering

Facade material selection is crucial for improving building performance and reducing environmental effect, as evidenced by the growing demand for sustainable architectural solutions, especially in educational institutions. The use of typical, non-sustainable facade materials in Egyptian educational buildings is a major cause of the country's high energy consumption, poor indoor air quality, and rising carbon emissions. This research explores the possibility of using cuttingedge facade materials to promote sustainability in Egyptian university buildings in order to close this crucial gap. The study incorporates a mixed-methods approach and begins with a qualitative theoretical review that includes a thorough literature analysis. A …

A Circular Economy Framework For Reducing Construction Waste During The Design Process In Egyptian Architectural Design Firms, Ayman Ahmed Ezzat Othman, Abeer Ahmed Kamel, Fatma Othman Alamoudy

Architectural Engineering

Purpose – Construction waste drivers, amplified by the linear economy model, contribute significantly to resource consumption and waste generation across various phases of the construction process. Recognizing the critical influence of the design process on these outcomes, this study aims to develop a framework integrating circular economy to reduce construction waste and promote sustainable practices during the design process within architectural design firms in Egypt.

Design/methodology/approach – A qualitative and quantitative research approach was used to accomplish four objectives. A comprehensive literature review explored the concepts of construction waste, the design process, the circular economy and Egypt’s Sustainable Development Strategy …

Green Building Information Modeling Framework For Sustainable Residential Development In Egypt, Mohamed Ahmed Nabawy Dr., Ahmed Gouda Mohamed, Ahmed Osama Daoud Dr.

Civil Engineering

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Green Building Information Modeling Framework for Sustainable Residential Development in Egypt

by Mohamed Nabawy *, Ahmed Gouda Mohamed , Israa Awad and Ahmed Osama Daoud * Construction Engineering and Management Programme, Civil Engineering Department, Faculty of Engineering, The British University in Egypt (BUE), El Sherouk City, Cairo 11837, Egypt * Authors to whom correspondence should be addressed. Buildings 2025, 15(7), 1035; https://doi.org/10.3390/buildings15071035 Submission received: 20 January 2025 / Revised: 23 February 2025 / Accepted: 27 February 2025 / Published: 24 March 2025 (This article belongs to the Special Issue Building …

Assessing Indoor Temperature Control Using Different Materials And Designs, Amany G. Micheal Prof.

Architectural Engineering

Controlling indoor temperature in buildings is gaining much importance. This is attributed to the increasing awareness around the world of the mandate reduction in fossil fuel consumption to produce electricity necessary to control temperature inside buildings. This research studies the potential to improve the indoor environment of buildings using different materials either insulators or incorporated inside a building and façade design. The study involves phase changing materials (PCM), thermal insulation materials and façade shading and design. Thermal insulation materials include mineral wool and polystyrene boards, which are the most popular insulators in arid countries. Wood cladding influence on the indoor …

A Framework For Developing Sustainable Architectural Entrepreneurship Start-Ups In Egypt, Ayman Ahmed Ezzat Othman, Mariz Ahmed Aziz, Fatma Othman Alamoudy

Architectural Engineering

Purpose – This research aims to develop and validate a framework to support the development of sustainable architectural entrepreneurship start-ups (AES) in Egypt by overcoming the challenges that obstruct their development. Design/methodology/approach – A qualitative and quantitative research methodology was designed to accomplish four objectives. The literature review investigated the concept of entrepreneurship, the challenges of AES in Egypt and Egypt’s Vision 2030. Four case studies were analysed to validate the identified challenges and strategies adopted to overcome these obstacles. A survey questionnaire was conducted with AES founders in Egypt to assess their perception of entrepreneurship, challenges and strategies adopted …

Managing Design Changes Through Integrating Concurrent Engineering Into The Architectural Design Process, Ayman Ahmed Ezzat Othman, Mariam Sherif Ali

Architectural Engineering

This research aims to investigate the role of concurrent engineering (CE) towards managing design changes (DCs) during the architectural design process (ADP). To achieve this aim, a mixed research approach combining qualitative and quantitative methods was designed to accomplish four objectives. Firstly, the literature review investigated ADP, causes and impacts of DCs and CE. Secondly, three case studies of construction projects from Finland, China and Indonesia were collected and analysed to validate the identified causes and impacts of DCs and examine the role of CE towards managing DCs during ADP. Thirdly, a survey questionnaire was conducted with a representative sample …

A 4-Dimensional Strategy For Managing Construction Waste Originating During The Design Process Within Architectural Design Firms In Egypt, Ayman Ahmed Ezzat Othman, Aya Said Muawad Saad

Architectural Engineering

This study aims to develop and validate a comprehensive strategy consisting of four dimensions for effectively managing construction waste (CW) arising during the Architectural Design Process (ADP) within Architectural Design Firms (ADFs) in Egypt. To accomplish this aim, a hybrid research approach, integrating qualitative and quantitative methods, was designed to address four specific objectives. Firstly, a thorough literature review was conducted to explore the topics of ADP, CW, Waste Management (WM), as well as national and international Waste Management Strategies (WMS). Secondly, three construction-based case studies from Saudi Arabia, China, and Thailand were gathered and analyzed to investigate the efficacy …

A Strategy For Reducing Construction Waste Generated During The Design Process In Architectural Design Firms In Egypt, Ayman Ahmed Ezzat Othman, Aya Said Saad

Architectural Engineering

Purpose – This paper aims to develop and validate a strategy for reducing construction waste (CW) generated during the design process (DP) in architectural design firms (ADFs) in Egypt. Design/methodology/approach – Qualitative and quantitative research methodology was designed to accomplish four objectives. The literature review investigated DP, CW, waste management (WM) and WM strategies (WMS). Three case studies were analysed to investigate the role of WMS towards reducing CW during DP. A survey questionnaire was conducted with a representative sample of ADFs in Egypt to assess their perception and application of WMS during DP. Lastly, a strategy was developed and …

A Lean Management Framework For Achieving Sustainability Through Reducing Risks During The Design Process, Ayman Ahmed Ezzat Othman, Sherouk Mohamed Abdelrahim

Architectural Engineering

The building sector is a substantial global industry that plays a significant role in the social and economic advancement of nations. The construction industry has been criticized for its unsustainable practices, including waste generation, pollution, and the consumption of non-renewable resources and energy. Due to the dynamic nature of the construction industry and the involvement of multiple parties with diverse goals, knowledge, and skills, the industry is susceptible to various risks that can undermine the sustainability of projects. This research aims to develop a Lean Management (LM) framework to deliver sustainable construction projects through reducing risks during the design process. …

Early Supplier Involvement Framework For Reducing Construction Waste During The Design Process, Ayman Ahmed Ezzat Othman, Yomna Abdelghany El-Saeidy

Architectural Engineering

Purpose – The purpose of this paper is to develop a framework to facilitate early supplier involvement (ESI) as an approach for reducing construction waste (CW) generated during the design process. Design/methodology/approach – A research methodology consists of literature review, case studies and survey questionnaire was designed to achieve the abovementioned aim. First, the literature review was used to investigate CW, CW generated during the design process, the design process and ESI. Second, two construction projects were analysed to investigate the role of ESI towards reducing CW generated during the design waste. Third, a survey questionnaire was carried out with …

A Framework For Enhancing Building Maintainability Through Facilitating Early Suppliers’ Involvement In The Design Process, Ayman Ahmed Ezzat Othman, Ahmed Ramadan Kamal

Architectural Engineering

Purpose – The aim of this paper is to develop a framework to enhance building maintainability through facilitating early suppliers’ involvement (ESI) in the design process. Design/methodology/approach – A research methodology consisting of literature review, case studies and survey questionnaire was designed to achieve the above-mentioned aim. Firstly, literature review was used to examine the concepts of building maintenance, maintainability, the design process and ESI. Secondly, three case studies were presented and analysed to investigate the role of ESI towards enhancing building maintainability during the design process. Thirdly, a survey questionnaire was carried out with a representative sample of architectural …

Innovation Management Framework For Achieving Sustainability Through Managing Risks Of Innovative Solutions During The Design Process, Ayman Ahmed Ezzat Othman, Rawan Medhat Hussein

Architectural Engineering

Purpose – Construction waste drivers, amplified by the linear economy model, contribute significantly to resource consumption and waste generation across various phases of the construction process. Recognizing the critical influence of the design process on these outcomes, this study aims to develop a framework integrating circular economy to reduce construction waste and promote sustainable practices during the design process within architectural design firms in Egypt.

Design/methodology/approach – A qualitative and quantitative research approach was used to accomplish four objectives. A comprehensive literature review explored the concepts of construction waste, the design process, the circular economy and Egypt’s Sustainable Development Strategy …

Lean Thinking As An Approach For Improving Client Communication During The Design Process, Ayman Ahmed Ezzat Othman, Ghada N. Mossad, Nishani Harinarain

Architectural Engineering

Lean thinking is perceived as a successful strategy for saving time and cost, while improving at the same time the position in the market. Lean thinking is about eliminating waste and increasing the quality. When applied correctly, lean thinking is a well understood and well examined platform upon which to build firm practices. In the architectural profession miscommunication has a lot of consequences including time and cost overruns, conflict and ultimately project failure. The aim of this research was to investigate the role of lean thinking in improving the communication between the client and the architect during the design process. …

Integrated Project Delivery (Ipd): An Innovative Approach For Achieving Sustainability In Construction Projects, Ayman Ahmed Ezzat Othman, Ghada Adel, Nishani Harinarain

Architectural Engineering

In spite of the positive impact construction can have on the economy and society in general, the industry is being blamed for the negative impact it has on the environment. This problem can be attributed to traditional procurement approaches adopted in construction industry and the inability to handle the different challenges regarding waste generation and pollution of the environment. This paper focused on the role of construction procurement as a method to achieving sustainability. This paper aims to investigate the role of integrated project delivery (IPD) in achieving sustainability in construction projects. In order to achieve this, aim the research …

Analysis Of Factors Affecting Construction And Demolition Waste Reduction In Egypt, Ayman Ahmed Ezzat Othman, Ahmed Osama Daoud, Obas John Ebohon, Ali Bayyati

Architectural Engineering

Construction projects are associated with construction and demolition waste (CDW) generated at different stages. In Egypt’s case, the CDW problem has become a significant challenge, and the need to find sustainable solutions is overwhelming. Based on recent investigations in the literature, it was found that six main factors are affecting CDW reduction (CDWR) as follows: (1) waste-efficient materials procurement measures; (2) waste-efficient materials procurement models; (3) green materials procurement approach; (4) legislation; (5) culture & behaviour; and (6) awareness. In this study, a representative sample of Egyptian construction firms was screened to (1) investigate the applicability and effectiveness of CDWR …

Optimization Of Plastic Waste Integration In Cement Bricks, Yara Salah El-Din El-Metwally

Architectural Engineering

Implementing plastic waste in construction materials is a sustainable disposal method to overcome plastic pollution. The current study aims to optimize the integration of plastic waste in cement bricks regarding their thermomechanical properties in order to develop an eco‑friendly building material. Polyethylene terephthalate (PET) and high‑density polyethylene (HDPE) partially substituted cement with different ratios (0, 2.5, 5, 7.5, 10, 20%). The type that achieved better thermomechanical performance further replaced the other brick components; sand and coarse aggregates to determine the optimum replacement scenario and best design mix. Laboratory experiments have been carried out to measure the compressive strength, indirect tensile …

A Knowledge Management Based Framework For Enhancing The Learning Culture In Architectural Design Firms In Developing Countries, Ayman Ahmed Ezzat Othman, Mirna Mohamed Elkady

Architectural Engineering

Purpose – In spite of the active role of continuous learning on improving organisational performance, the construction industry generally and architectural design firms (ADFs) in particular are criticised for their inability to use organisational knowledge to foster learning culture towards enhancing their performance. This paper aims to develop a framework based on knowledge management (KM) to enhance the learning culture in ADFs in developing countries.

Design/methodology/approach – To achieve the abovementioned aim, a research methodology consisted of data collection, data analysis and action required is designed to achieve four objectives. First, to examine the nature of the construction industry in …

The Neighborhood As An Energy-Generating Community The Case Of El-Banafseg Residential Neighborhood, East Cairo, Amany G. Micheal Prof., Mona Helmy Dr.

Centre for Advanced Materials

Nowadays, energy consumption is a global challenge. This is due to the shortage of several energy sources, and consequently, to their increasing prices. This paper argues that by using an integrative approach for using various energy harvesting techniques, a typical residential neighborhood can be operated as a self-generator of its needed energy, or part of it.

The paper follows a mixed qualitative, experimental, and numerical simulation approaches to examine the practicality of the paper hypothesis. It uses Space syntax modeling theory (a socio-spatial software) to analyze the pedestrian flow to indicate the potential locations of the kinetic energy harvesting Piezoelectric …

Properties Of Cement Mortar Containing Recycled High-Density Polyethylene (Hdpe), Amany G. Micheal Prof., Esraa Torky, Merna Amir

Centre for Advanced Materials

Millions of tones of plastic waste are generated globally and only less than 10 per cent has been recycled. It is crucial to segregate and circulate plastic waste and repurposing it for countless other uses. There are many ways to repurpose and reuse these discarded plastics. One use that can be examined is the use of plastic as partial sand replacement in mortar. To contribute to this important and valid discourse, the research studies the mechanical and thermal properties of recycled HDPE mortar as an active way of integrating plastic waste into the construction industry to partially eliminate some of …

A Review On Sustainable Disposal Of Plastic Waste By Integration In Construction Materials, Yara S. El-Metwally, Iman El-Mahallawi, Khaled M. Dewidar, Mostafa R. Refaat

Architectural Engineering

Over the last decades, plastic waste (PW) has increased exponentially and has become a serious threat to our planet, aquatic system and human health. Recycling or reusing PW in producing ecofriendly materials is an efficient solution to reduce plastic pollution and to minimize the depletion of raw materials as well. Previous studies have shown promising potentials of using PW in the construction sector, such as binder, aggregate, or substitute of cement and sand in concrete, brick or mortar. Laboratory results indicate that implementing plastic waste as aggregates in cement composites obtains higher thermal resistance and acoustical performance. However, a reduction …

Analysing Bim Implementation In The Egyptian Construction Industry, Ayman Ahmed Ezzat Othman, Mohamed Marzouk, Heba Elsaay

Architectural Engineering

Purpose – This research is built up upon exploring the concepts of building information modeling (BIM) adoption and strategy formulation with the aim to develop a strategy for implementing BIM in the Egyptian construction industry. Design/methodology/approach – The development of the BIM implementation strategy was based on two pillars, namely the literature review and results of the survey questionnaire and interviews. First, the review of literature helped investigating the BIM challenges and international strategies developed to implement BIM worldwide. Findings – The research presented recommendations to assist policymakers in Egypt to facilitate BIM implementation. Originality/value – Although multiple frameworks have …

Risks Of Innovation In The Architectural Design Process In Egypt: An Investigative Study, Rawan Medhat, Ayman Ahmed Ezzat Othman

Architectural Engineering

Achieving sustainability in construction projects is becoming an increasing priority worldwide. Being one of the crucial phases of the construction process, the design process plays a major role in achieving the goals of sustainability. Adopting innovative design solutions is a promising way of enhancing the sustainable performance of buildings. However, the implementation of innovative solutions is risky and needs to be managed carefully to avoid failure. Due to the increasing number of construction projects being developed in Egypt and because of the need to achieve the Sustainable Development Strategy (SDS) 2030, adopting innovative solutions became an essence. Accordingly, this research …

Online Implementation Of Structural Analysis Tool For Remote Learning, Ghada El-Mahdy, Amany Micheal

Civil Engineering

The delivery of a structural analysis module to architectural or civil engineering students needs the visualization of certain diagrams, such as the internal force diagrams and the elastic line. These diagrams are difficult to grasp for students new to structural analysis and need a lot of practice to become proficient in drawing them. Current structural analysis textbooks with electronic platforms do not include tools to draw the internal force diagrams or deflection. This has led to the initiative of creating an online structural analysis tool to enable the student to easily apply different loadings on different statical systems to draw …

Design Out Waste As An Approach For Achieving Sustainability In Egyptian Housing Projects, Laila Elsawaf, Ayman Ahmed Ezzat Othman

Architectural Engineering

Housing projects have been increasing rapidly during the previous years to fulfil community needs and achieve the national and international sustainable development objectives. Due to their nature, housing projects generate a significant amount of waste that accounts for approximately 40% of the solid waste that the construction industry generates annually. Many of these wastes are a result of inappropriate decisions adopted during the design process such as using non-sustainable materials and inefficient use of natural recourses. Meanwhile, research has revealed that achieving sustainability within housing projects is a crucial challenge, yet an essential one. This called to think differently and …

Prefab Modular Structure As A Proposed Solution For The Exponential Population Growth, Khloud Khalid Eldamshiry, Mohamed Hesham Khalil

Architectural Engineering

Egypt is considered one of the most populated countries among Arab countries. Most of the Egyptians live in either the Nile Valley or the Nile Delta extended beside the river from Aswan in Upper Egypt to Rasheed in Lower Egypt. The multilayered housing crisis in Egypt is considered a crucial political matter. On the one hand, there is a surplus housing of high-end level having more than six million units left empty. On the other hand, needed affordable units are not available and such shortage is a problem for those who are in need for them. Therefore, it is time …

Incorporating Value And Risk Management Principles In Developing Low-Income Housing Projects, Ayman Ahmed Ezzat Othman

Architectural Engineering

The construction industry is concerned with satisfying its customers’ needs through delivering projects that achieve their objectives and meet their expectations on time, within budget and as specified. Despite the several housing programmes constructed by government authorities, there is a real housing problem for the poor. This problem is attributed to a number of reasons. Amongst them, the inability of the low-incomers to cover the cost of supplied houses and the lack of the constructed projects to achieve users’ satisfaction. This highlighted the need to develop innovative and creative solutions that can deliver housing projects that achieve the satisfaction of …