Browsing Civil & Architectural Engineering by Title
Now showing items 634-653 of 708
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Statewide assessment of air quality changes in Florida during the COVID-19 pandemic
( Elsevier B.V. , 2023 , Article)The COVID-19 pandemic has forced many countries from all over the world to adopt extreme measures to suppress the spread of the pandemic. These measures have triggered changes in air quality. Many studies showed an overall ... -
Static and Fatigue Performance of FRCM-Strengthened Concrete Beams
( American Society of Civil Engineers (ASCE) , 2018 , Article)Fabric-reinforced cementitious matrix (FRCM) composites represent a new technique for strengthening concrete and masonry structures. Various studies confirm the efficiency of FRCM systems in terms of ultimate capacity gain, ... -
Statistical Analysis of the Effect of Water Table Fluctuation and Soil Layering on the Distribution of BTEX on Soil and Groundwater Under Anaerobic Condition
( Qatar University Press , 2023 , Conference Paper)Crude oil, gasoline, and diesel fuel spills pollute groundwater in many coastal areas. BTEX is a hydrocarbon of concern due to its high-water solubility, which allows it to spread widely in the subsurface environment. The ... -
Status quo and critical review of PPV safe limits for subsurface construction blasting close to low-rise buildings
( Taylor and Francis - Balkema , 2013 , Conference Paper)Subsurface construction blasting may result sever man-made ground vibrations.Waves generated due to detonating a charge in a solid medium like rock generate particle movement and travel at different wave velocities. As ... -
Steel Reinforced Grout for Strengthening of RC T-section Beams Deficient in Shear
( Qatar Univesrity Press , 2020 , Conference Paper)numerous causes. Thus, proper strengthening and rehabilitation techniques are required to restore the strength and extend the service life of the structures. Steel reinforced grout (SRG) has recently been introduced as an ... -
Steel slag promoted electrocoagulation process for the treatment of produced water
( Desalination Publications , 2020 , Article)Produced water is a by-product produced from the oil and gas industry. It poses a significant threat to the environment due to its high salinity and high pollutant concentration. In this paper, steel slag was used to enhance ... -
Strength optimisation of mortar with CNTs and nanoclays
( Thomas Telford Services Ltd , 2016 , Article)This study explores the use of carbon nanotubes (CNTs) and nanoclays in cement mortars. The paper presents modelling and optimisation of the compressive and flexural strengths of cement mortars containing CNTs and the ... -
Strengthening of reinforced concrete beams in shear using different steel reinforced grout techniques
( John Wiley and Sons Inc , 2021 , Article)In this study, steel reinforced grout (SRG) is proposed for shear strengthening of reinforced concrete (RC) beams using the near-surface embedded (NSE) technique. It is believed based on several research contributions in ... -
Structural damage detection in real time: Implementation of 1D convolutional neural networks for SHM applications
( Springer , 2017 , Conference Paper)Most of the classical structural damage detection systems involve two processes, feature extraction and feature classification. Usually, the feature extraction process requires large computational effort which prevent the ... -
Structural equation modeling of public transport use with COVID-19 precautions: An extension of the norm activation model
( Elsevier , 2021 , Article)This study aims to identify the travelers' attitudes and preferences towards the use of public transport during COVID-19 through the Norm-Activation Model (NAM). A questionnaire survey was designed to assess the traveler's ... -
Structural health monitoring with self-organizing maps and artificial neural networks
( Springer New York LLC , 2020 , Conference Paper)The use of self-organizing maps and artificial neural networks for structural health monitoring is presented in this paper. The authors recently developed a nonparametric structural damage detection algorithm for extracting ... -
Structural performance and moment redistribution of basalt FRC continuous beams reinforced with basalt FRP bars
( Elsevier , 2021 , Article)This study investigated the structural performance and moment redistribution of basalt fiber reinforced concrete (BFRC) continuous beams reinforced with basalt fiber reinforced polymers (BFRP) bars. A total of 10 reinforced ... -
A study on the determinants of Ethiopian minibus taxi drivers' speeding behaviour: An application of the 'major theorists' model
( Elsevier B.V. , 2022 , Article)Speeding is the most common road safety problem that results in many traffic accidents in Addis Ababa, Ethiopia. Minibus taxis substantially contribute to speed-related road traffic crashes in Addis Ababa. This study aimed ... -
Study on the use of low field nuclear magnetic resonance for detecting asphalt aging
( CRC Press/Balkema , 2017 , Conference Paper)Authors of this paper recently introduced the application of Low Field Nuclear Magnetic Resonance (LF-NMR) to evaluate the aging state of asphalt mix samples. This method was able to determine the aging trends of asphalt ... -
A study to investigate the energy recovery potential from different macromolecules of a low-lipid marine Tetraselmis sp. biomass through HTL process
( Elsevier , 2022 , Article)This study investigated the hydrothermal liquefaction (HTL) of extracted major macromolecules from Tetraselmis sp. biomass. The carbohydrate fraction was first recovered from Tetraselmis biomass using pressurized heated ... -
Successful Development of Green Building Projects
( CRC Press , 2023 , Book)Focusing on office buildings, this book explores how Green Building (GB) development can be managed to achieve successful project outcomes. The book starts by highlighting the special requirements of GBs which distinguish ... -
Sustainable riverscape preservation strategy framework using goal-oriented method: Case of historical heritage cities in Malaysia
( Elsevier B.V. , 2017 , Article)Rapid development and transformation are the main causes for declining urban natural landscapes as well as its physical and environmental qualities. Currently, rehabilitation and preservation actions cause tough pressures ... -
Synthesis and characterization of cobalt hydroxide carbonate nanostructures
( Royal Society of Chemistry , 2017 , Article)Battery-type electrodes of three-dimensional (3D) hierarchical cobalt hydroxide carbonate arrays on Ni foam were fabricated using a hydrothermal method for use in supercapacitors. X-ray diffraction analysis, scanning ... -
Synthesis of Calcium Nitrate Self-Healing Microcapsules Using Aerosol OT Hexane Solution for Cementitious Materials
( Qatar University Press , 2023 , Conference Paper)Calcium nitrate synthesis of in urea-formaldehyde shell has recently been used to produce self-healing microcapsules for construction applications. The original synthesis was based on water-in-oil emulsion with sulfonic ... -
Techno-economic assessment of forward osmosis as a pretreatment process for mitigation of scaling in multi-stage flash seawater desalination process
( Elsevier , 2023 , Article)Thermal desalination processes suffer from the formation of scalants on the heat exchangers of the evaporator unit which negatively affect the process efficiency. This study evaluated the technical and economic feasibility ...