Architectural Engineering Commons^™

2020 Scholarly Productivity Report, Missouri University Of Science And Technology

Civil, Architectural and Environmental Engineering Scholarly Productivity Reports

No abstract provided.

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, …

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

Effectiveness Of Building Systems Strategies For Mitigation Of Airborne Transmission Of Sars-Cov-2, Meng Kong, Jialei Shen, Bing Dong, Jianshun Jensen Zhang

Mechanical and Aerospace Engineering - All Scholarship

Airborne transmission has been recognized as a major transmission pathway for the infectious disease COVID-19. This study investigated the effectiveness of several indoor air quality (IAQ) control strategies on the mitigation of airborne transmission of SARS-CoV-2, the virus that causes COVID-19. The well-known airborne disease infection risk model (Wells-Riley equation) was used to estimate the infection risk of the SARS-CoV-2 in seven (7) different types of spaces including conference center/ballrooms, hotel bistro//cafeteria, hotel lobby, classrooms (lecture), conference room/small classroom, hotel or cruise ship guest rooms and open plan offices. The IAQ control strategies included increased ventilation rate, improved air distribution …

Leveraging Abet Accreditation To Promote Inclusion Of Noise Control Engineering Concepts In Engineering Programs, Lily M. Wang, Bryan Beamer

Durham School of Architectural Engineering and Construction: Faculty Publications

Accreditation Board for Engineering and Technology, Inc. (ABET) accreditation is an internationally recognized system ensuring consistency and quality in engineering education programs. As a part of ABET accreditation, there is no set requirement for any general engineering program to include noise control engineering concepts in their curricula. However, one of the seven student outcomes that each ABET accredited engineering program must document is their students’ “ability to apply engineering design to produce solutions that meet specified needs with consideration of public health, safety, and welfare…” Controlling noise in the authors’ view is a fundamental strategy for protecting workers from occupational …

Thermal Energy Assessment Of New Constructed Bio-Based Insulation Material Applied In Buildings, Abeer Fuad Othman Dar Saleh

Architectural Engineering Theses

The building sector is moving towards energy-efficient design "low energy consumption". The development of bio-based thermal insulation materials contributes strongly to this approach. The implantation of these materials in the new designed buildings will have an excellent impact in reducing the energy consumption and subsequently saving the non-renewable resources depletion and in decreasing the waste generation.

In this research, the energy performance of a new bio-insulation material prepared from rice will be evaluated. Focusing on its physical and thermal properties such as thermal conductivity and fire reaction evaluation. The developed insulation sample has been made by heating a fixed quantity …

Exploring Conscious And Unconscious Emotional Affordances Of Traditional Versus International Architectural Styles, Ala’ Faleh Ahmad Albdour

Architectural Engineering Theses

This thesis is concerned with investigating the effect of contemporary architectural styles on the human emotion both conscious and unconscious. In particular, it looks at the traditional visual context versus the international visual context within the built environment. United Arab Emirates (UAE) is one of the countries that has applied little restrictions on the adoption of the architectural styles, the case that makes it an appropriate place to conduct this kind of studies. The main aim of this thesis is to investigate the emotional affordance of a number of participants when they observe a visual context of a ‘Brand Image’ …

Building Integrated Photovoltaics: Barriers And Drivers In The United Arab Emirates, Daniel Efurosibina Attoye

Dissertations

Buildings consume about 40% of the total annual energy produced globally; however, under the extreme hot climate of the United Arab Emirates (UAE) this reaches almost 80%. From an architectural perspective, this study focuses on Building Integrated Photovoltaics (BIPV) as a multi-functional, innovative solar technology that provides on-site renewable energy. Researchers affirm that BIPV has the potential to convert the building from a consumer of energy, to a producer of renewable energy while advancing net-zero targets, and maintaining building aesthetics, functionality, and structural stability. Along with other technical and economic benefits, BIPV can also contribute towards advancing the global energy …

Social Media Impact On Urban Awareness In Saudi Arabia: An Empirical Study, Nahar Bahij, Mohammad Alghamdi

Emirates Journal for Engineering Research

The Kingdom of Saudi Arabia is one of the most active countries in social media, as it is leading the world in the number of active users on Snapchat and on the way to top the number of users on Instagram. Recently, many local and Arab influencers have launched accounts on social media platforms to create urban awareness among the public, which makes it a new phenomenon that needs to be studied.

This research aims to study the impact of social media platforms and applications on urban awareness in the Kingdom of Saudi Arabia. The research used the methodology of …

Semi Open Partitions: A Defense Strategy For Airborne Disease, Kerrie Marshall, Arik Palileo, Eric A. Schiff

SyracuseCoE

This brief summarizes research on two measures that reduce the risk of transmitting COVID-19 from an infected person to a virus-free individual. Semi-partitioned spaces can reduce airborne disease transmission when combined with a proper ventilation flow pattern in a room. With advanced displacement ventilation risk can be reduced by at least 4 times.

The Lack Of Fire Safety Knowledge And Implementation The Case Of High-Rise Buildings, Mohamad Abou Chakra

Architecture and Planning Journal (APJ)

High-rise buildings are growing rapidly in number around the world. They are becoming important landmarks that mark out certain geographical areas. The fires of high-rise building have many characters not found in traditional low-rise buildings, like the variety of blazing factors, ways of fire spreading, and difficulty of evacuation. Hence, the protection features of conventional fire methods are not sufficient in designing towers. The paper, at first, summarizes the characteristics of high-rise buildings and fires, the unique features of Tall Buildings and the special life safety requirements for the high-rise buildings. Consequently, the topic of fire and life safety codes …

Resilience Of School Systems Following Severe Earthquakes, Emad M. Hassan, Hussam N. Mahmoud, Bruce R. Ellingwood

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

Natural disasters may have catastrophic and long-lasting impacts on communities' physical, economic, and social infrastructure. Slow recovery of educational services following such events is likely to cause traumatic stress in children, lead families to out-migrate, and affect the community's overall social stability. Methods for quantifying and assessing the restoration process of educational systems and their dependencies on other supporting infrastructure have not received adequate attention. This study introduces, for the first time, a new framework to evaluate the functionality, recovery, and resilience of a school system following severe earthquake events. The framework considers both the quantity and quality of education …

Guidelines For Implementing Modem: An Open-Source, Matlab-Based Digital Image Correlation Software, Ryan Schwartz

Architectural Engineering

MODEM is an open-source, MATLAB-based digital image correlation (DIC) program that was developed at the University of Auckland for small-scale testing of flexible materials. Structural engineering researchers at both the University of Auckland and Cal Poly – San Luis Obispo wanted to expand the uses of the program to study the seismic response of large-scale test specimens. This guide document describes how to implement DIC using MODEM, including the hardware and software needed to run an experiment as well as data collection and post-processing procedures for the program. Additionally, this document includes a case study focusing on a DIC test …

Optimum Tree Distribution For Pedestrian Walkway Of Commercial Street In Tripoli City, Yasmine Khaled Amkieh

Architecture and Planning Journal (APJ)

Designing a developed urban city requires sufficient methods to plan its principal parts that include walkways. These walkways are pedestrian connections that contain sidewalks, paths, and highway shoulders. Planning and executing a complete sidewalk require a fulfillment existence of all its parts from the pedestrian walkway, the street furniture, and the frontage zone. The objective of this paper is to increase the surface shadows for the pedestrian walking areas, to attract more people which, increase the economic value of the commercial street. Tripoli city and in particular “Achir El-Dayeh” street is the main case study, as the pedestrian walkway in …

Odor Pollution Assessment In Residential Urban Spaces In Tripoli City, Yasmine Khaled Amkieh

Architecture and Planning Journal (APJ)

The odor pollution is a real problem that could threat a city and influence negatively the health of people. The odor is formed from invincible substances and several previous researches in both fields of chemical and meteorological specialization have created visualization maps for odor as an intending to locate the odor source, substances, and affected areas. This research aims to benefit from previous studies in the architectural field in providing a visualization for the odor in the city especially in the residential areas. The objective of the research is to create an assessment of the odor sources and affected residential …

How Does Three-Dimensional Canopy Geometry Affect The Front Propagation Of A Gravity Current?, Jian Zhou, Subhas K. Venayagamoorthy

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

Large-eddy simulations are performed to investigate how three-dimensional canopy geometry affects the front propagation of an incoming gravity current under a given initial forcing. A regular array of rigid square cylinders are used to represent the distributed canopy elements. It is shown that the conventional geometrical parameter of submerged canopies in constant-density flows (ah, where a is the frontal area per canopy volume and h is the canopy height) is misleading when applied to buoyancy-driven flows due to the additional complexity arising from the internal density gradients. Instead, the present study suggests a new geometrical framework consisting of a canopy …

Co2 Curing Efficiency For Cement Paste And Mortars Produced By A Low Water-To-Cement Ratio, Seong Ho Han, Yubin Jun, Tae Yong Shin, Jae Hong Kim

Civil, Architectural and Environmental Engineering Faculty Research & Creative Works

Curing by CO₂ is a way to utilize CO₂ to reduce greenhouse gas emissions. Placing early-age cement paste in a CO₂ chamber or pressure vessel accelerates its strength development. Cement carbonation is attributed to the quickened strength development, and CO₂ uptake can be quantitatively evaluated by measuring CO₂ gas pressure loss in the pressure vessel. A decrease in CO₂ gas pressure is observed with all cement pastes and mortar samples regardless of the mix proportion and the casting method; one method involves compacting a low water-to-cement ratio mix, and the other method comprises a …

Assessment Of Modeling Strategies For Lightly Reinforced Concrete Shear Walls, J. Williams, T. Doan, P. Laursen, Anahid A. Behrouzi

Architectural Engineering

element detailing, which suggest they are susceptible to brittle, compression-controlled failure modes, and deemed deficient by industry practitioners. Researchers at the California Polytechnic State University [1], San Luis Obispo (Cal Poly), recently tested a slender RC wall with vertical and horizontal reinforcement ratios approaching ACI 318-14 [2] code minimum (ρl= ρh= 0.37%) and no boundary elements. Results from this wall test will be presented and contrasted with a set of lightly reinforced walls, specimens C1-C3 tested by Lu et al. [3] at the University of Auckland, New Zealand, with higher levels of reinforcement (ρl= 0.53%). This paper will examine the …

Geo-Spatial Analysis Of Reinforced Concrete Building Damage In 2017 Mexico Earthquake, N. Slavin, A. Bravo, A. Datta, Anahid A. Behrouzi

Architectural Engineering

This paper summarizes analyses of structural damage to reinforced concrete buildings seen after the 2017 Mexico City earthquake. With respect to the 2017 earthquake, the authors are part of a multi-institution National Science Foundation (NSF) RAPID effort that involved several in-field data collection missions yielding a dataset with detailed metadata for nearly 120 buildings. This data has been analyzed in conjunction with a high-density data set of around 1400 buildings from the National Autonomous University of Mexico (UNAM). The focus of analyses includes identifying correlations between building attributes (age, height, column ratio, design vulnerabilities, etc.) and site attributes (soil zone …

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 …