Browsing Civil & Architectural Engineering by Title
Now showing items 405-424 of 659
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Machine Learning-Based Respiration Rate and Blood Oxygen Saturation Estimation Using Photoplethysmogram Signals
( MDPI , 2023 , Article)The continuous monitoring of respiratory rate (RR) and oxygen saturation (SpO2) is crucial for patients with cardiac, pulmonary, and surgical conditions. RR and SpO2 are used to assess the effectiveness of lung medications ... -
Machine learning-based shear capacity prediction and reliability analysis of shear-critical RC beams strengthened with inorganic composites
( Elsevier , 2022 , Article)The application of inorganic composites has proven to be an effective strengthening technique for shear-critical reinforced concrete (RC) beams. However, accurate prediction of the shear capacity of RC beams strengthened ... -
Magnetic nanoparticles draw solution for forward osmosis: Current status and future challenges in wastewater treatment
( Elsevier , 2022 , Article)Forward osmosis is considered as the least energy intensive membrane process since it operates based on the osmotic pressure gradient. However, it is still considered as immature technology mainly due to the elevated cost ... -
Major Factors Affecting Construction Waste Management in Infrastructure Projects Using Structural Equation Model
( American Society of Civil Engineers , 2022 , Article)The construction industry has grown significantly to fulfill the expanding need for accommodation, facilities, welfare, and services resulting from the rapid increase in the global population. Infrastructure projects in ... -
Management performance assessment: A method of analytic network process
( Success Culture Press , 2019 , Article)The construction industry is considered risky as labor and machinery intense environment interacts with accelerating and overlapping activities. This situation would result in high number of accidents and fatalities. High ... -
Mapping the Industrial Perception of Delay Data Through Importance Rating
( Springer Verlag , 2017 , Article)The construction industry is struggling with several recorded incidents of delay due to improper planning and/or implementation of required construction measures. The common conclusion by many researchers worldwide is that ... -
Marketing Strategies for Smart Buildings
( Qatar University Press , 2023 , Conference Paper)Globally, there is a growing proportion of the need to optimize monitoring and facility management of new and existing built facilities. Smart buildings provide waste reduction to the environment, flexibility to facility ... -
Material performance and cost effectiveness of seawater-mixed rubberized concrete
( Elsevier , 2021 , Article)The combined use of seawater and recycled tire aggregate (RTA) in concrete is potentially a way forward towards sustainable construction. It can help control harvesting of natural aggregates, manage waste tires, mitigate ... -
Measuring construction materials price fluctuation risk
( Canadian Society for Civil Engineering , 2013 , Conference Paper)Construction projects costs are believed to be highly susceptible to a combination of internal and external factors. One of these factors is the prices of construction materials and the risk of their fluctuation. This paper ... -
Mechanical and durability properties of ultra-high performance steel FRC made with discarded materials
( Elsevier , 2021 , Article)This study investigates the mechanical and durability properties of 12 ultra-high performance fiber reinforced concrete (UHPFRC) mixes manufactured using alternate aggregate sources. Natural gabbro aggregates (GA), steel ... -
Methods and Techniques Used in Significant Restoration Projects in Qatar
( Taylor and Francis Ltd. , 2018 , Article)The large number of conservation and restoration works recently completed in Qatar show that there exists a need to enhance appreciation of the local architectural and building traditions, as a way of bringing to light the ... -
Methods for modeling and evaluating construction disputes: A critical review
( IEEE , 2020 , Article)Cost and time are the targeted outcomes of any successful construction project, and disputes over these two key factors constitute a major obstacle to successful project outcomes. As escalated levels of dispute are becoming ... -
Micro shear bands: Precursor for strain localization in sheared granular materials
( American Society of Civil Engineers (ASCE) , 2019 , Article)Recent studies have shown that detection of the onset and evolution of micro shear bands (MSBs) in granular materials can be improved using measurements of the kinematic behavior of particles. Different methods such as the ... -
Microalgae: A potential bioagent for treatment of emerging contaminants from domestic wastewater
( Elsevier , 2024 , Article)Water crisis around the world leads to a growing interest in emerging contaminants (ECs) that can affect human health and the environment. Research showed that thousands of compounds from domestic consumers, such as endocrine ... -
Microalgal bioremediation of brackish aquaculture wastewater
( Elsevier , 2023 , Article)Rapid aquaculture industry development contributed to a major increase in aquaculture wastewater generation. In the context of a circular economy, aquaculture wastewater treatment should simultaneously recover nutrients ... -
Microencapsulation of calcium nitrate for concrete applications
( National Research Council , 2016 , Article)The use of encapsulating healing agents that allow the self-healing of concrete has emerged as a potential solution to the current decay and costly maintenance of concrete infrastructure; however, many healing agents are ... -
Microstructure investigation of seawater vs. Freshwater cement pastes
( ISEC Press , 2019 , Conference Paper)Recently, seawater has emerged as viable mixing water for concrete, especially in the case of non-reinforced concrete applications or with the use of non-corrosive reinforcement. Previous studies concerning seawater-mixed ... -
Mitigation of railway-induced vibration by using subgrade stiffening
( Elsevier Ltd , 2015 , Article)Railway-induced ground vibration is often associated with sites with soft ground. Stiffening of the subgrade beneath the railway track is one particular measure that has potential to reduce the vibration level at such ... -
Mitigation of Traffic Congestion Using Ramp Metering on Doha Expressway
( Hamad bin Khalifa University Press (HBKU Press) , 2016 , Conference Paper)Ramp metering is the most effective and widely implemented strategy for improving traffic flow on freeways by restricting the number of vehicles entering a freeway using ramp meters. A ramp meter is a traffic signal ... -
A mixed space-time and wavenumber domain model for predicting ground vibration from railway tracks
( National Technical University of Athens , 2015 , Conference Paper)In this paper, a mixed model for studying ground vibration generated from surface railway tracks is presented. A ballasted track with nonlinear resilient components is modelled in the time domain using the Finite Element ...