تصفح Civil & Architectural Engineering حسب العنوان
السجلات المعروضة 436 -- 455 من 681
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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 ... -
Mitigation of urban voids in traditional neighborhoods: The case of the Al-Najada zone in Doha, Qatar
( Elsevier , 2023 , Article)Urban voids and leftover spaces challenge the urban development of cities and result in land vacancy and other spatial planning issues. Such spaces have great potential for innovative intervention through piece-by-piece ... -
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 ... -
Modeling and optimization of biogas production from a waste digester using artificial neural network and genetic algorithm
( Elsevier B.V. , 2009 , Article)Artificial neural networks (ANNs) and genetic algorithms (GA) are considered among the latest tools that are used to solve complicated problems that cannot be solved by conventional solutions. The present study utilizes ... -
Modeling and Parametric Study of the Reanchorage of Ruptured Tendons in Bonded Posttensioned Concrete
( American Society of Civil Engineers (ASCE) , 2017 , Article)The contribution of ruptured tendons to the residual strength of bonded posttensioned concrete structures is currently assessed based on pretensioned concrete bond models. However, this approach is inaccurate due to the ... -
Modeling and sensitivity analysis of the forward osmosis process to predict membrane flux using a novel combination of neural network and response surface methodology techniques
( MDPI AG , 2021 , Article)The forward osmosis (FO) process is an emerging technology that has been considered as an alternative to desalination due to its low energy consumption and less severe reversible fouling. Artificial neural networks (ANNs) ... -
Modeling of forward osmosis process using artificial neural networks (ANN) to predict the permeate flux
( Elsevier , 2020 , Article)Artificial neural networks (ANN) are black box models that are becoming more popular than transport-based models due to their high accuracy and less computational time in predictions. The literature shows a lack of ANN ... -
Modeling of inexpensive strengthening technique for reinforced concrete beams
( American Concrete Institute , 2017 , Article)A noble cause motivated the interest to carry out research work on an inexpensive strengthening technique using ferrocement for reinforced concrete beams applicable in developing countries. Ferrocement as an inexpensive ... -
Modeling of permeability impairment dynamics in porous media: A machine learning approach
( Elsevier , 2023 , Article)The prediction of clogging and permeability impairment dynamics in porous media is crucial for the optimization of various industrial and natural processes. This paper presents a novel machine learning-based approach for ... -
Modeling of the sustainability goal and objective setting process in the predesign phase of green institutional building projects
( American Society of Civil Engineers (ASCE) , 2014 , Article)The process of constructing a sustainable green building presents a number of challenges compared with regular buildings. Additional work and documentation is needed in every stage of the project life cycle for the sustainable ... -
Modeling pedestrian gap acceptance behavior at a six-lane urban road
( Taylor and Francis Inc. , 2019 , Article)The illegal crossing behavior of pedestrians at unmarked mid-block sections is unsafe, risky, and increase the potential of severe conflicts and crashes, especially in the case of multilane roads. This paper investigates ... -
Modeling travel behavior based on household characteristics
( EDP Sciences , 2017 , Conference Paper)This paper presents the relationship between travel behaviour based on demographic and socioeconomic characteristics of households in the City of Jericho, within the context of trips generation. The significance of this ... -
Modelling of Asphalt's Adhesive Behaviour Using Classification and Regression Tree (CART) Analysis
( Hindawi Limited , 2019 , Article)The modification by polymers and nanomaterials can significantly improve different properties of asphalt. However, during the service life, the oxidation affects the constituents of modified asphalt and subsequently results ... -
Modelling the degradation of vibration characteristics of reinforced concrete beams due to flexural damage
( John Wiley & Sons, Ltd. , 2015 , Article)This paper presents an improved crack model incorporating non-linearity of flexural damage in concrete to reproduce changes in vibration properties of cracked reinforced concrete beams. A reinforced concrete beam model ... -
Modelling the dynamic pile-soil-pile interaction in a multi-layered half-space
( DC/ConfOrg , 2015 , Conference Paper)Within the context of railway ground-borne vibration, the dynamic pile-soil-pile interaction remains an area that has not been sufficiently investigated. Whilst a number of researchers have scrutinised the vibration response ... -
A multi-country survey for collecting and analyzing facts related to road traffic safety: Legislation, enforcement, and education for safer drivers
( Elsevier , 2022 , Article)Road traffic safety is a crucial global objective. It is important for every country to review and improve road safety policies and strategies, based on an objective understanding of its own road traffic safety situation ... -
Multi-Criteria Decision Making Models for Water Pipelines
( American Society of Civil Engineers (ASCE) , 2016 , Article)The deterioration of water pipelines leads to impaired water quality, increased breakage rate, and reduced hydraulic capacity. The planning of maintenance programs for water pipelines is essential to minimize health and ... -
Multi-Objective Optimization Model for Inspection Scheduling of Sewer Pipelines
( American Society of Civil Engineers (ASCE) , 2019 , Article)Inspection activities play an important role in the operation and maintenance (O&M) strategy in municipalities. Efficient O&M strategies can help in making informed decisions based on the actual condition of pipelines ...