Architectural Engineering Commons^™

The Nolan House, Keiko-Ann K. Sanders, Gilbert C. Munoz, Michael A. Bahr, Titas Kalvalnis

Architectural Engineering

As a precedent, The Green Team analyzed the history of glass architecture, literature, and culture. Based on our research, we found that glass is often depicted as breakable, delicate, and a way to expose or display aspects that would otherwise be hidden. We challenged ourselves to incorporate safety and privacy into our glass house as a way to combat the pre-existing notions of glass in architecture.

On The Computational Efficiency Of Les And Hybrid Rans-Les Models In Building Aerodynamics, Aly Mousaad Aly, Faiaz Khaled

Faculty Publications

Large-eddy simulation (LES) has proven to offer superior accuracy in regards to predicting surface pressures compared to the Reynolds-averaged Navier Stokes (RANS) models. However, the primary impediment is the high computational cost associated with LES. The authors attempt to investigate the computational cost and accuracy by employing different sub-grid scale (SGS) models in LES and hybrid RANS-LES models. One of the prerequisites of accurate pressure estimations is to ensure a horizontally homogeneous empty computational domain. This study aims to compare the computational competence qualitatively and quantitatively using an empty domain in regards to the ability to maintain horizontal homogeneity. The …

On The Computational Efficiency Of Les And Hybrid Rans-Les Models In Building Aerodynamics, Faiaz Khaled, Aly Mousaad Aly

Faculty Publications

No abstract provided.

Facilitating The Industrial Sector's Adoption Of Collaborative Project Delivery Methods, Xavier Wood-Aliberch

Durham School of Architectural Engineering and Construction: Dissertations, Theses, and Student Research

In an effort to improve outcomes in the civil and healthcare sectors, clients have adopted collaborative project delivery methods for the delivery of their capital projects. The success stories in these sectors have gathered the attention of clients in the industrial sector, where cost and schedule overruns have become the norm. The central objective of this thesis is to help clients make the transition to this new type of project delivery.

This thesis was written in a three-paper format, where each paper addresses a challenge with the adoption of collaborative delivery methods. The first paper investigates what type of industrial …

Exploiting Pull-In/Pull-Out Hysteresis In Electrostatic Mems Sensor Networks To Realize A Novel Sensing Continuous-Time Recurrent Neural Network, Mohammad H. Hasan, Amin Abbasalipour, Hamed Nikfarjam, Siavash Pourkamali, Muhammad Emad-Un-Din, Roozbeh Jafari, Fadi Alsaleem

Durham School of Architectural Engineering and Construction: Faculty Publications

The goal of this paper is to provide a novel computing approach that can be used to reduce the power consumption, size, and cost of wearable electronics. To achieve this goal, the use of microelectromechanical systems (MEMS) sensors for simultaneous sensing and computing is introduced. Specifically, by enabling sensing and computing locally at the MEMS sensor node and utilizing the usually unwanted pull in/out hysteresis, we may eliminate the need for cloud computing and reduce the use of analog-to-digital converters, sampling circuits, and digital processors. As a proof of concept, we show that a simulation model of a network of …

Quasi-Static Nonlinear Seismic Assessment Of A Fourth Century A.D. Roman Aqueduct In Istanbul, Turkey, Semih Gonen, Ece Erdogmus, Engin Karaesmen, Erhan Karaesmen

Durham School of Architectural Engineering and Construction: Faculty Publications

The majority of architectural heritage consists of load-bearing masonry components made up of stone units and relatively weak mortar joints, yielding potential weak planes for masonry structures where tension and shear failures are expected to occur. Advanced nonlinear analyses are required to simulate these phenomena and predict the corresponding nonlinear structural behavior of historic masonry constructions. In this context, this paper presents a model of a stone masonry Roman aqueduct (the Valens Aqueduct), constructed in the fourth century A.D. in Istanbul, Turkey, to explore the seismic capacity and behavior using the discrete element method (DEM). The employed modeling approach comprises …

Feasibility Of Lora For Smart Home Indoor Localization, Kyungki Kim, Sining Li, Milad Heydariaan, Nour Smaoui, Omprakash Gnawali, Wonho Suh, Min Jae Suh, Jung In Kim

Durham School of Architectural Engineering and Construction: Faculty Publications

With the advancement of low-power and low-cost wireless technologies in the past few years, the Internet of Things (IoT) has been growing rapidly in numerous areas of Industry 4.0 and smart homes. With the development of many applications for the IoT, indoor localization, i.e., the capability to determine the physical location of people or devices, has become an important component of smart homes. Various wireless technologies have been used for indoor localization includingWiFi, ultra-wideband (UWB), Bluetooth low energy (BLE), radio-frequency identification (RFID), and LoRa. The ability of low-cost long range (LoRa) radios for low-power and long-range communication has made this …

A Critical Analysis Of The Application Of Augmented Reality (Ar) For Monitoring And Documentation Of Construction Site Progress In The Irish Aec Industry., Bim Tudublin, Lukasz Sarnot

Capstone Reports

Sarnot, L. (2021) A critical analysis of the application of augmented reality (AR) for monitoring and documentation of construction site progress in the Irish AEC industry, Capstone Project from the MSc in aBIMM

An Examination Of The Use Of Geotechnical Bim To Provide Value Engineering Solutions For Coastal Infrastructure., Bim Tudublin, Eric Brennan

Capstone Reports

The digitisation of construction is taking root as Building Information Modelling is becoming more prevalent across the industry. From an Irish context, the adoption rate of BIM has been slow; nationally its advantages and merits have been welcomed and the appropriate government support is either available, soon to be implemented or in the early conceptual stage. Within the Irish governments Project Ireland 2040 framework there are significant infrastructure developments looming ahead, in particular regarding ports and harbours. The importance of this type of infrastructure is only further compounded due to the UK’s departure from the EU and the need for …

To What Extent Can Innovative International Project Delivery Strategies (Which Leverage Bim) Improve The Cost Certainty Of Large Complex Public Procurement Projects In The Context Of Irish Public Procurement?, Bim Tudublin, Roqaya Abouklaib

Capstone Reports

Cost overrun is one of the biggest issues in the construction sector, and cost certainty is one of the main aims of the public construction sector in Ireland. Studies have shown that multi-disciplinary collaboration will benefit a construction project throughout its lifecycle. BIM, Lean, and IPD are independent methodologies that encourage collaborative work, and there are existent effective synergies among these concepts. The synergetic innovative international strategies were utilised for delivering large complex projects successfully globally, and many authors have studied large complex public projects that have adopted innovative international project delivery strategies collaboratively and have shown that the cost …

Opportunities In The Irish Reinforced Concrete Industry For Lean And Bim Adoption, Bim Tudublin, Kieran Mcconnell

Capstone Reports

The Irish Reinforced Concrete (RC) sector has yet to realise the full potential of Building Information Modelling (BIM) and Lean construction. The positive impacts and benefits of both BIM and Lean in the wider Architecture, Engineering and Construction sector are widely recognised; many of these are transferable to the RC sector, but there is limited research and knowledge on practical transference, uses and advantages. This research aims to fill some of the existing knowledge gaps by examining BIM and Lean adoption and awareness in the Irish RC sector across sub-sectors, professions, and organisational levels, and by exploring opportunities for increasing …

A Critical Examination Of Visual Programming And Generative Design For The Compliance Checking Of Open Plan Office Layouts Against Hse Guidelines Post Covid-19., Bim Tudublin, Ronan Byrne

Capstone Reports

The purpose of this study is to explore the feasibility of Visual Programming (VP) and Generative Design (GD) in assisting employers review open plan office layouts against Ireland’s HSE guidelines implemented in May 2020 in response to Covid-19. The pandemic has affected all areas of life with workplace standards requiring a complete overhaul. This study will attempt to ascertain compliance with natural ventilation and social distancing requirements through the completion of an experimental research study, utilising Computational Design (CD) tools. A GD study will be undertaken to provide the designer with numerous office layout design solutions to evaluate and evolve. …

To What Extent Can Lean Construction Processes And Principles Be Utilised In The Design Stage Of A Bim Project In The Irish Design And Construction Industry, Bim Tudublin, Barry Sheramn

Capstone Reports

Although different in many ways, Building Information Modelling (BIM) and Lean Construction are two processes that are having a significant impact on the Design & Construction Industry. In recent years, the Irish AECO industry has seen a tenfold increase across numerous construction disciplines with the adoption of new workflows and processes centred around both BIM and Lean methodologies. Existing literature identifies a strong synergistic relationship between the two processes and highlights the opportunity for Lean processes and principles to be implemented into the design stage workflow. This paper investigated existing literature relating to several lean processes currently implemented in the …

Should Acoustic Simulation Technology Be Utilised In Architectural Practice? Does It Have The Potential For Bim Integration?, Bim Tudublin, Keith Harvey

Capstone Reports

The research presented in this paper, firstly, aims to convey the importance of our acoustic environment through focusing on the effects of undesirable acoustic conditions on cognitive abilities in spaces where cognitive performance is of the utmost concern, our learning environments. Secondly, it aims to investigate current state-of-the-art acoustic simulation methods, available platforms, and their levels of interoperability with architectural BIM authoring software. Structured interviews were carried out with 7 Irish architects and architectural technologists to determine if a disconnection between architectural design and acoustic performance exists and to identify the advantages and disadvantages of current workflows for acoustic performance …

A Critical Analysis Of How Large Irish Architectural Practices Responded To Initial Covid-19 Restrictions And The Affect Implementing Remote Working Had On Bim Processes, Policies, And People, Bim Tudublin, John Mcenroy

Capstone Reports

The unprecedent events which transpired in the 88-day period from the 31st of December 2019 to the 27th of March 2020 have changed the world in which we live and work. The outbreak of Coronavirus disease 19 (COVID-19) and the ensuing pandemic which has evolved are descripted as one in a hundred-year events. This paper researched and critically analyses the operations which large Irish Architecture firms initiated during this period in order to facilitate the ability of its employees working from a remote location, focusing on how the People, Processes and Policies of BIM (3 Ps of BIM); adapted to …

Forecasting The Construction Expenditure Cash Flow For Transportation Design-Build Projects With A Case-Based Reasoning Model, Yunping Liang, Baabak Ashuri, Mingshu Li

Durham School of Architectural Engineering and Construction: Faculty Publications

Accurately forecasting the construction expenditure cash flow of transportation projects is critical for state departments of transportation (state DOTs) to secure sufficient funding to cover their fiscal obligations throughout the project development timeline. However, there is no quantitative model to assist state DOTs in accurately forecasting expenditure cash flows for design-build projects. At the outset of awarding a typical design-build contract, the design has not been finalized to enable exact quantities for a detailed cost estimate. This issue represents a big difference between design-build and design-bid-build projects that makes estimating the project payouts more difficult for design-build projects. This research …

Enhancing Bim Implementation In The Ethiopian Public Construction Sector: An Empirical Study, Solomon Belay, James D. Goedert, Asregedew Woldesenbet, Saeed Rokooei3

Durham School of Architectural Engineering and Construction: Faculty Publications

Recently, the popularity of BIM has grown rapidly in the public construction sector. However, only a few studies so far have been seeking to address the BIM adoption benefits and barriers in developmental public projects across the low-income countries. Thus, the study aims to investigate the benefits and barriers of BIM adoption in the context of the Ethiopian infrastructure market. To achieve the objectives, a comprehensive systematic literature review was conducted to identify BIM adoption benefits and barriers in developing countries. Then, a structured questionnaire survey was conducted to collect data from various professionals working in organizations including client, consultant, …

Condition Rating Prediction Using An Interactive Deterioration Model Development Package, Minwoo Chang, Mitchell S. Maguire

Durham School of Architectural Engineering and Construction: Faculty Publications

This paper presents an advanced method to determine explanatory variables required for developing deterioration models without the interference of human bias. Although a stationary set of explanatory variables is ideal for long-term monitoring and asset management, the penalty regression results vary annually due to the innate bias in the inspection data. In this study, weighting factors were introduced to consider the inspection data collected for several years, and the most stationary set was identified. To manage the substantial amount of inspection data effectively, we proposed a software package referred to as the Deterioration Model Development Package (DMDP). The objective of …

Shahar Sharoitida Avtomobilllarni Parkovkalashda Innovatsion Loyihalash Tizimi, Zohidjon Baxtiyor O`G`Li Abdurahmonov, Jamshid Abdunazarov

Scientific-technical journal

Annotatsiya: Shahar ko`chalarida transport vositalarining soni ko`payishi sababli, transport bilan bog`liq bo`lgan muammolar ko`paymoqda. Bunga sabab qilib yo`lning infratuzilmasi va parkovka joylarining yetarli emasligini hamda mavjud parkovka joylari to`g`risida axborotni yetkazadigan tizimning yo`qligini misol qilib keltirish mumkin. Bu bir qancha salbiy oqibatlarga olib kelishi mumkin. Jumladan transport vositalaridan chiqayotgan zaharli moddalarning atrof – muhitga zarari ko`payishiga, yo`lning o`tkazish qobiliyatiga va haydovchining yo`lda ortiqcha vaqt sarflashlarga olib kelishi mumkin.

Yuqoridagi aytib o`tilgan muammolarni bartaraf etish uchun shahar parkovkalarini innovatsion intellektual loyihasini ishlab chiqish va uni hayotga tatbiq etish lozim. Bu intellektual tizim orqali transport vositalari egalari bo`sh parkovka hududlarini osongini topib …

Framework For Extracting And Characterizing Load Profile Variability Based On A Comparative Study Of Different Wavelet Functions, Andrew Parker, Kevin James, Dongming Peng, Mahmoud Alahmad

Durham School of Architectural Engineering and Construction: Faculty Publications

The penetration of distributed energy resources (DERs) on the electric power system is changing traditional power flow and analysis studies. DERs may cause the systems' protection and control equipment to operate outside their intended parameters, due to DERs' variability and dispatchability. As this penetration grows, hosting capacity studies as well as protection and control impact mitigation become critical components to advance this penetration. In order to conduct such studies accurately, the electric power system's distribution components should be modeled correctly, and will require realistic time series loads at varying temporal and spatial conditions. The load component consists of the built …

Tanzanian Concrete Masonry Walls, Edward J. Kaminski

Architectural Engineering

Walls that replicate masonry walls used in Tanzania are constructed and tested. The results from testing was compared with the respective predictions made using code guidelines from ASCE 7 and TMS 402.

Improving The Economic Viability And Flexural Strength Performance Of Dowel Laminated Casaurina Glauca Patchwood, Hesham Elseginy

Theses and Dissertations

The purpose of this study was to determine the strength of local casuarina glauca patchwood under artificial weathering presenting the changes of strength of wood along fibers. The study involved wood of similar density - half factorial design experiment was used with four factors to use fewer samples to have a total of 8. The specimens were exposed to artificial weathering consisting of soaking wood in water, drying at 60 °C, and exposure to UV radiation. Three-step aging cycle was repeated 8 times. In general, the tested wood species changed their compressive strength differently under the influence of artificial weathering. …

The Irish Construction Industry’S State Of Readiness For A Bim Mandate In 2020, Barry Mcauley, Alan V. Hore, Roger P. West

Conference papers

It was recently announced that a BIM mandate for the Irish public sector is not imminent, suggesting that the sector is not yet ready for what such a mandate implies. Following on from a forward-looking BIM Roadmap for Ireland in 2017 and the publication by the authors of a detailed BIM in Ireland study in 2017 and 2019, what is the actual state of readiness for a more general BIM mandate in Ireland? This paper will review recent publications, seminars and industry initiatives on this topic of interest supported by an online survey to assess the current state of readiness …

How Can Sustainable Building Practices Reduce The Environmental Impact Of Building Activities?, Aaraf Shukur Alqaisi

International Programs

Sustainability has been a very important subject lately , Due to the observable change in the environment, which drives us to seek solutions for the current situation. in this poster we will discuss some of the sustainable solutions that aims to reduce the environmental impact that relates to building & construction industry

Bim Research In Irish Academic Institutions 2015-19, Barry Mcauley, Alan V. Hore, Roger P. West

Conference papers

The use of BIM in the Irish construction industry has become pervasive in the last decade and it is an essential element in improving productivity in the market. The developments in BIM education and training in supporting the increase in Ireland’s BIM maturity has been well documented in recent years, principally through the proceedings of the BIM Gatherings and the BIM in Ireland 2017 and 2019 reviews. Similarly, the public and private sectors have been surveyed to establish their readiness for digital transformation on their BIM journey. However, BIM research undertaken by Irish academics, while individually strong, has not been …

The Advantages Of Integrated Project Delivery (Ipd) Utilization In The Construction Industry Compared To Traditional Project Delivery Methods, Mert Oytun

International Programs

Today, primarily due to the development of information technologies, the Architecture Engineering and Construction (AEC) industry has the opportunity to realize its shortcomings more effortlessly. Typically, the most considerable difficulties are encountered in the performance measurements of projects in the AEC industry. The reason is that the AEC industry is highly fragmented, even though it involves various stakeholders that should be in uninterrupted communication throughout all phases of a project. This fragmented structure mainly causes (1)endless debates among the stakeholders, (2) schedule delays, and (3) profit losses. Hence, addressing projects’ productivity change regarding the utilization of different project delivery methods …

Wine History Project Pavilion, Douglas Mcarthur

Architectural Engineering

The Wine History Pavilion Project is a continuing endeavor of Cal Poly students working on an exhibitive, traveling structure for the San Luis Obispo community. The project started during the 2019 Fall Quarter in the interdisciplinary Integrated Project Delivery (IPD) Studio and has progressed to the detailed design stage for its eventual fabrication and installation. This report discusses the detailed design stage that 4th year Architectural Engineering student, Douglas McArthur, worked on.

An Iot Framework For Modeling And Controlling Thermal Comfort In Buildings, Fadi Alsaleem, Mehari K. Tesfay, Mostafa Rafaie, Kevin Sinkar, Dhaman Besarla, Parthiban Arunasalam

Durham School of Architectural Engineering and Construction: Faculty Publications

Humans spend more than 90% of their day in buildings, where their health and productivity are demonstrably linked to thermal comfort. Building thermal comfort systems account for the largest share of U.S energy consumption. Despite this high-energy cost, due to building design complexity and the variety of building occupant needs, addressing thermal comfort in buildings remains a difficult problem. To overcome this challenge, this paper presents an Internet of Things (IoT) approach to efficiently model and control comfort in buildings. In the model phase, a method to access and exploit wearable device data to build a personal thermal comfort model …

This Caught Our Attention: Very Big Dig, Colby College

Colby Magazine

No abstract provided.

Why Are Residential Property Developers In Ireland Not Using Bim?, Bim Tudublin, Simon Burke

Capstone Reports

The aim of this paper is to establish the level of BIM adoption by larger-scale residential property developers in Ireland and investigate the benefits and challenges of implementing BIM for residential housing. While BIM is a relatively new concept in Ireland for housing, developers and investors in larger scale developments are beginning to recognize areas where BIM can add value to their projects. The research also indicates that while there is evidence of successful BIM implementation for housing resulting in savings in cost and time, widespread adoption is hindered by a lack of knowledge and skills, costs of implementation, lack …