Architecture Commons^™

The Glass House, Ricardo Villanueva, Emma Placek, Jacob Keller, Jorge Rios

Architectural Engineering

A collaboration of Architects and Architectural Engineers to design a unique depiction of the 50x50 Glass House with Miesian Architectural appeal.

Impact Of Multiple Waves Of Covid-19 On Healthcare Networks In The United States, Emad M. Hassan, Hussam N. Mahmoud

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

The risk of overwhelming hospitals from multiple waves of COVID-19 is yet to be quantified. Here, we investigate the impact of different scenarios of releasing strong measures implemented around the U.S. on COVID-19 hospitalized cases and the risk of overwhelming the hospitals while considering resources at the county level. We show that multiple waves might cause an unprecedented impact on the hospitals if an increasing number of the population becomes susceptible and/or if the various protective measures are discontinued. Furthermore, we explore the ability of different mitigation strategies in providing considerable relief to hospitals. The results can help planners, policymakers, …

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 …

The Bridge Newsletter Spring 2021, Missouri University Of Science And Technology

The Bridge Newsletter

-Researchers investigate improved bridge repair after collisions
-White initiated as 132^nd honor member of Chi Epsilon
-Bereyso named New Face of Civil Engineering by ASCE
-150-year Celebration of Civil Engineering

Transdermal Uptake Of Benzophenone-3 From Clothing: Comparison Of Human Participant Results To Model Predictions, Azin Eftekhari, Jonathan T. Hill, Glenn C. Morrison

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

Background: Models of transdermal uptake of chemicals from clothing have been developed but not compared with recent human subject experiments. In a well-characterized experiment, participants wore t-shirts pre-dosed with benzophenone-3 (BP-3) and BP-3 and a metabolite were monitored in urine voids. Objective: Compare a dynamic model of transdermal uptake from clothing to results of the human subject experiment. Methods: The model simulating dynamic transdermal uptake from clothing was coupled with direct measurements of the gas phase concentration of benzophenone-3 (BP-3) near the surface of clothing to simulate the conditions of the human subject experiment. Results: The base-case model results were …

Computational Analysis Of High Carbon Steel For Optimal Design, Muhammad Zubair, Aneela Wakeel, M. Mustafa Azeem, Aneeqa Tabbassum

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

To increase the reliability of materials the computational analysis has been considered a vital tool for designing the components in the mechanical and nuclear engineering. By increasing a high percentage of carbon in liquid steel subsequently enhance the hardness, elasticity and toughness of the materials. In this research high carbon steel has been used due to its wear resistance properties in order to increasing hardness and strength. The findings of this research reveal the high carbon steel a good replacement material for conventional iron due to its low weight. Modeling and analysis of the steel, metallic glass and high carbon …

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

Level Of Acceptance (Loa) For Scan-To-Bim Creation, William Fulton Ikerd Ii

Electronic Theses and Dissertations

This dissertation presents two contributions to the use of Reality Capture and Scan-to-BIM for facility management (FM). The first manuscript proposes a novel construct for accurately defining scope on Scan-to-BIM projects. Combining the concepts of tolerance, accuracy, and density of point cloud measurements, it will aid laser scan usage in new construction as-built validation, help renovation of existing buildings that lack as-built documentation, and support facility managers who lack accurate plans and digital twins of their buildings by helping determine and communicate the appropriate requirement for Scan-to-BIM. In view of making this process more efficient and cost effective, this article …

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. …

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 …

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 …

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 …

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 …

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 …

A Framework For Achieving Sustainability By Overcoming The Challenges Of The Construction Supply Chain During The Design Process, Ayman Ahmed Ezzat Othman, Nooran Alnassar

Architectural Engineering

This paper aims to develop a framework to achieve sustainability by overcoming the challenges of the construction supply chain (CCSC) during the design process. To achieve this, two approaches, namely theoretical and practical, were used to accomplish four objectives. For the theoretical approach, based on literature review and case studies, the objective used was to identify, classify and validate the challenges that the construction supply chain (CSC) encounter. For the practical approach, a survey questionnaire was employed to quantify the CCSC and investigate the perception of architectural design firms (ADFs) in Egypt towards achieving sustainability by overcoming the CCSC during …

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, …

2020 Scholarly Productivity Report, Missouri University Of Science And Technology

Civil, Architectural and Environmental Engineering Scholarly Productivity Reports

No abstract provided.

Enhancing Research In Natural Hazards Engineering Through The Designsafe Cyberinfrastructure, Ellen M. Rathje, Clint Dawson, Jamie E. Padgett, Jean Paul Pinelli, Frederick L. Haan

University Faculty Publications and Creative Works

The DesignSafe cyberinfrastructure (www.designsafe-ci.org) is part of the NSF-funded Natural Hazard Engineering Research Infrastructure (NHERI) and provides cloud-based tools to manage, analyze, understand, and publish critical data for research to understand the impacts of natural hazards. The DesignSafe Data Depot provides private and public disk space to support research collaboration and data publishing through a web interface. The DesignSafe Reconnaissance Portal uses a map interface to provide easy access to data collected to investigate the effects of natural hazards, and the DesignSafe Workspace provides cloud-based tools for simulation, data analytics, and visualization; as well as access to high performance computing …

Small Modular Reactors And Advanced Reactor Security: Regulatory Perspectives On Integrating Physical And Cyber Security By Design To Protect Against Malicious Acts And Evolving Threats, Raphael Duguay

International Journal of Nuclear Security

How can future nuclear technologies and Small Modular Reactors (SMRs) deter and prevent organized crime groups, terrorists, and malicious actors from attempting to steal or sabotage nuclear materials and facilities? This paper presents the benefits of integrating Security by Design (SeBD) into a regulatory framework to allow more a flexible and effective design of physical protection systems for SMRs. During its effort to modernize the Nuclear Security Regulations, the Canadian Nuclear Safety Commission (CNSC) licensing application process provides for the option of SeBD in moving toward a performance-based approach with less prescriptive requirements. CNSC also recognizes the need for a …

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 …

Led Zip Model Development, Mhd Anas Alkrch

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

The representation of load components deemed to be an essential factor for power system studies as the load characteristics influence the system performance. Thus, choosing an appropriate load model for load behavior studies is very significant for system analysis purposes. Load models can be categorized into three types: static, dynamic, and composite models. Static ZIP load model is a well-known model in the power industry, it represents the relationship between the active and reactive power as a function of the applied voltage. In this paper, a detailed review of the existing static ZIP model coefficients for load components achieved by …

Quality Control In Concrete Pavement: Early Detection Of Near-Surface Honeycombing With Gpr, Theresa Mccabe

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

This thesis presents utilization of Ground Penetrating Radar (GPR) for the assessment of highway pavements to gain a better understanding of this NDE method’s capabilities in terms of early detection of consolidation-caused air voids in brittle materials. The objectives are to first, determine the earliest time during the dormant, setting, and early hardening periods of concrete’s set that GPR can be used to detect shallow air voids. Secondly, the change in dielectric constant will be tracked over the first 24 hours of concrete setting in order to quantify the impact of the dielectric constant assumptions in early detection. Two different …

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 …

The Institute’S Team For Damage Investigations, Lucas A. Laughery, Aishwarya Y. Puranam, Christopher L. Segura Jr., Anahid A. Behrouzi

Architectural Engineering

ACI Committee 133, Disaster Reconnaissance, was conceived in the aftermath of the 2010 Chilean Earthquake, an event that affected thousands of structures. That event caused extensive damage to an estimated 50 to 100 mid-rise and high-rise reinforced concrete (RC) buildings, including seven that were damaged beyond repair.^1-3 Although ACI has had a strong history of publishing assessments of disasters (refer to textbox: Historical Disasters Examined in ACI Publications), the Institute had no formal mechanism in place to deploy a team to investigate and report on critical lessons to its technical committees and membership. Furthermore, the broadening international reach of …

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.

The Bridge Newsletter Winter 2020, Missouri University Of Science And Technology

The Bridge Newsletter

-Kummers give largest single gift in the history of Missouri higher education
-$1M gift from the Sunderland Foundation completes ACML lab
-Miner alumni step up
-Academy of Civil Engineers inducts 11 new members