Civil and Environmental Engineering: Recent submissions
Now showing items 101-120 of 861
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The Influence of Reinforcement Ratio on the Shear Behaviour of Sand Coated Basalt FRP Bars Reinforced Beams
( Springer Science and Business Media Deutschland GmbH , 2022 , Conference)Qatar is known by its harsh corrosive environment that is represented by high periodical humidity, and dust accompanied by temperature fluctuation. Also, geographically Qatar is considered a peninsula, this in turn makes ... -
Characteristics of Concrete Made with Treated Domestic Wastewater
( Springer Science and Business Media Deutschland GmbH , 2022 , Conference)The dramatic increase in the worldwide production of concrete and its consequences in depleting freshwater resources has become an urgent challenge among researchers. Many countries use the desalination treatment method ... -
Flexural Capacity of Sustainable RC Beams Manufactured with Treated Wastewater, RCA, and Fly Ash
( Springer Science and Business Media Deutschland GmbH , 2023 , Conference)Sustainable concrete with recycled materials has recently received considerable interest among researchers. Of the available recycled materials, treated wastewater (TWW), recycled concrete aggregates (RCA), and fly ash ... -
Bond Strength of Basalt FRP Bars with Different Surface Treatments to Plain and Fiber-Reinforced Concrete
( Springer Science and Business Media Deutschland GmbH , 2023 , Conference)The current study presents an investigation on the influence of the surface texture of the reinforcing bar and the addition of macro fibers to concrete on the bond strength of basalt fiber reinforced polymers (BFRP) bars. ... -
Flexural vibration attenuation properties of phononic crystals
( Trans Tech Publications Ltd , 2019 , Conference)Phononic crystals (PCs) have the ability to have phononic bandgaps dependent on the acoustic properties of its constituent materials (i.e., mass, elasticity). Forming a 1D periodic variation using a viscoelastic material ... -
Bond strength of corroded reinforced recycled aggregate concrete with treated wastewater and fly ash
( Elsevier , 2023 , Article)This study investigates the bond strength of steel-to-concrete of 36 cubical pull-out specimens with a side length of 200 mm. The specimens were produced with treated wastewater (TWW), recycled concrete aggregates (RCA), ... -
Comparative study on the bond performance of near-surface mounted fiber-reinforced polymer bars
( Elsevier , 2023 , Article)This paper presents the experimental and analytical results of a large study on the bond performance of near-surface mounted (NSM) fiber-reinforced polymer (FRP) bars. The investigated parameters included the bar material ... -
Shear behaviour of one-way high strength plain and FRC slabs reinforced with basalt FRP bars
( Elsevier , 2022 , Article)The purpose of this study is to investigate the shear behavior of high-strength one-way plain and basalt fiber reinforced concrete (BFRC) slabs reinforced with basalt fiber reinforced polymers (BFRP) bars. A total of 8 ... -
Experimental and analytical investigation on the use of NSM-BFRP and NSM-GFRP bars in strengthening corrosion-damaged RC slabs
( Elsevier , 2023 , Article)This paper presents the results of an experimental and analytical study on the flexural behavior of corrosion–damaged reinforced concrete (RC) slabs strengthened with different near–surface mounted fiber–reinforced polymer ... -
Life cycle cost analysis of sustainable reinforced concrete buildings with treated wastewater, recycled concrete aggregates, and fly ash
( Elsevier , 2023 , Article)The global excessive demand for concrete has resulted in a significant depletion of concrete natural resources and substantial release of carbon emissions in the environment. To tackle such challenges, treated wastewater ... -
Bond durability performance of sand-coated BFRP bars in high-strength fiber reinforced concrete
( Elsevier , 2023 , Article)The ever-increasing utilization of fiber-reinforced polymer (FRP) bars has led to a surge in research regarding their bonding properties with concrete. In this study, the bond durability behavior between high-strength ... -
Bond durability of sand coated and ribbed basalt FRP bars embedded in high-strength concrete
( Elsevier , 2023 , Article)This study examines the bond durability behavior of basalt fiber-reinforced polymer (BFRP) bars in harsh environments. The effects of surface treatment, concrete compressive strength, exposure type, and period of exposure ... -
Flexural behavior of reinforced concrete beams prepared with treated Wastewater, recycled concrete Aggregates, and fly ash
( Elsevier , 2022 , Article)Utilizing treated domestic wastewater (TWW), recycled concrete aggregates (RCA), and fly ash (FA) in reinforced concrete (RC) structures is of great interest from a sustainability perspective. In this study, four RC beams ... -
Shear performance of basalt fiber-reinforced concrete beams reinforced with BFRP bars
( Elsevier , 2022 , Article)This paper reports on the experimental and analytical investigation of the shear performance of concrete beams cast with basalt fiber-reinforced concrete (BFRC) and longitudinally reinforced with basalt fiber-reinforced polymer ... -
Sustainable alternative aggregates: Characterization and influence on mechanical behavior of basalt fiber reinforced concrete
( Elsevier , 2020 , Article)Demands to assess the feasibility of utilizing alternative sustainable aggregates in concrete have been raised because of the rapid depletion of virgin aggregates resources. In this study, a comparison of the physio-chemical ... -
Performance of sustainable concrete incorporating treated domestic wastewater, RCA, and fly ash
( Elsevier , 2022 , Article)This study evaluates the impact of using treated wastewater (TWW), recycled concrete aggregates (RCA), and fly ash (FA) on the mechanical, durability, and microstructural properties of concrete. A total of eight concrete ... -
Experimental and finite element studies on the structural behavior of BFRC continuous beams reinforced with BFRP bars
( Elsevier , 2022 , Article)This study presents an experimental and numerical study on the structural behavior and moment redistribution of basalt fiber-reinforced concrete (BFRC) continuous beams with basalt fiber-reinforced polymer (BFRP) bars. A ... -
Machine Learning-Based Flexural Capacity Prediction of Corroded RC Beams with an Efficient and User-Friendly Tool
( Multidisciplinary Digital Publishing Institute (MDPI) , 2023 , Article)Steel corrosion poses a serious threat to the structural performance of reinforced concrete (RC) structures. Thus, this study evaluates the flexural capacity of RC beams through machine learning (ML)-based techniques with ... -
Performance of Basalt Fiber Reinforced Continuous Beams with Basalt FRP Bars
( IOP Publishing Ltd , 2020 , Conference)The state of Qatar is suffering from a harsh environment and coastal conditions which stand for most of the year. As a result, steel-reinforced concrete (RC) structures are subjected to rapid corrosion and deterioration. ... -
Back-analysis of sprayed concrete lined (SCL) tunnel junctions at Liverpool Street Crossrail station
( Elsevier , 2023 , Article)Sprayed concrete linings (SCL) offer a versatile method of tunnel construction, particularly in regard to forming junctions since the lining acts as a shell structure which can redistribute the stresses around the opening ...
