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Full-Text Articles in Engineering

Behavior Analysis Of Cement Concrete With Combination Of Waste Rubber And Glass, Abdulaziz Alebra Apr 2023

Behavior Analysis Of Cement Concrete With Combination Of Waste Rubber And Glass, Abdulaziz Alebra

Symposium of Student Scholars

Glass and Rubber waste materials are valuable materials to use rather than throw which we have more than enough to use and recycle. Recycled glass and rubber materials can reduce and help major climate issues in our times based on the statistics reducing glass can bring down air pollution by 20% and also reduce water pollution by 50% as well as can reduce the use of landfill space. A laboratory study will be launched, and tests will be conducted following the ASTM standards, ASTM C143 for a concrete slump, and ASTM C31 for making and curing concrete specimens. Samples of …


Behavior Analysis Of Cement Concrete With Combination Of Waste Plastic And Glass, Mohamad Alamayreh Apr 2023

Behavior Analysis Of Cement Concrete With Combination Of Waste Plastic And Glass, Mohamad Alamayreh

Symposium of Student Scholars

The waste stream in our society contains abundant plastic and glass waste, which can be effectively recycled to reduce the waste volume and save landfill space. Several studies have demonstrated that recycling glass can lower air pollution by 20% and water pollution by 50%, while recycling waste plastic can help reduce greenhouse gas emissions and save energy. To explore the potential use of recycled plastic and glass in concrete mixes, a laboratory investigation was conducted. Different percentages of plastic and glass waste will be tested as fine aggregates in cement concrete mixtures to evaluate their performance in terms of resistivity …


Employing Biomimicry In Urban Metamorphosis Seeking For Sustainability: Case Studies, M. Salim Ferwati, Maryam Alsuwaidi, Arezou Shafaghat, Ali Keyvanfar Jun 2019

Employing Biomimicry In Urban Metamorphosis Seeking For Sustainability: Case Studies, M. Salim Ferwati, Maryam Alsuwaidi, Arezou Shafaghat, Ali Keyvanfar

Faculty and Research Publications

Objective: The current study has aimed to develop the framework of biomimicry involvement in urban metamorphosis for sustainability. This research has engaged four objectives to achieve the aim. Objective one is to explore the rudiment interaction between human and nature through interrogating history, nature’s design. Objective two is to excavate the biomimicry in emulating nature’s genius. Objective three is to investigate the association between biomimicry and sustainable development, focusing on architectural features. Objective four is to develop the framework based on the biomimicry rules for human evolution and survival in the natural environment. Methodology: To achieve objective one, the grounded …


A Comparative Study Of Insertion Loss Of Traffic Noise Barriers In Georgia, Pablo Giraldo, Jidong Yang May 2019

A Comparative Study Of Insertion Loss Of Traffic Noise Barriers In Georgia, Pablo Giraldo, Jidong Yang

Master of Science in Civil Engineering Theses

In this paper, three types of traffic noise barriers, interlocking steel panels, precast concrete panels, and Paragon panel 23-T, were evaluated in terms of insertion loss. Field test was conducted for the noise barriers recently installed as part of the Northwest Express Project in Georgia. The noise insertion loss was measured as noise difference in A-weighted decibels (dBA) immediately before and after the barriers. The insertion loss was then evaluated by correlating with noise barrier types and other influential variables, including the separation distance of barriers from traffic, the level of traffic, wind speed, and pavement types. The results showed …


Construction Claims: Impact Of Defective Construction On Long-Term Facility Maintenance Costs, Khalid Siddiqi, Alejuandro Hunt Jan 2015

Construction Claims: Impact Of Defective Construction On Long-Term Facility Maintenance Costs, Khalid Siddiqi, Alejuandro Hunt

Faculty and Research Publications

The industry is becoming one of the leaders in producing and implementing sustainable building metrics by promoting the use of renewables, Green Building, Lean Building and LEED Construction. The newly introduced changes present challenges to sustainable construction and has led to more companies and stakeholders promoting integration of all construction phases. This study was conducted to quantify the impact on defective construction procedures and methods on sustainable construction projects' recurring facility maintenance costs. The research data was collected from public school facilities constructed under a sustainable construction program. These projects have been completed in the past 10 years and with …


Energy Mgmt Asset Value.Pdf, Khalid Siddiqi May 2014

Energy Mgmt Asset Value.Pdf, Khalid Siddiqi

Faculty and Research Publications

The objective of this study was to establish a relationship between facility energy management and asset valuation in federal facilities. Current operating pool of federal government facilities of varying size and location were considered in this study to determine this relationship. The overall value of a building asset was considered and evaluated in the context of the building’s energy performance over time. One major conclusion was that facilities which had better energy management have higher “tier” ratings than those buildings which had little to no energy management. The findings of this study would be useful for facility/building managers and asset …