Browsing Civil and Environmental Engineering by Title
Now showing items 8-27 of 778
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A 10-step safety management framework for construction small and medium-sized enterprises
( Taylor and Francis Ltd. , 2017 , Article)It is of great importance to develop an occupational health and safety management system (OHS MS) to form a systemized approach to improve health and safety. It is a known fact that thousands of accidents and injuries occur ... -
A Case Study for Surrogate Safety Assessment Model in Predicting Real-Life Conflicts
( Springer Verlag , 2019 , Article)Conflict techniques enable transportation engineers to investigate hazardous network locations without the need to obtain crash data. These techniques are the most developed indirect measure of traffic safety. The concept ... -
A chronological exploration of the evolution of housing typologies in Gulf cities
( Springer , 2016 , Article)This paper traces the evolution of housing typologies in four major cities in the Gulf region, namely Doha, Dubai, Abu Dhabi and Manama. The study reviews the formation and historical events in the region, which had a ... -
A comparative physicochemical property assessment and techno-economic analysis of biolubricants produced using chemical modification and additive-based routes
( Elsevier , 2022 , Article)Several edible and non-edible oil sources are currently being developed as renewable basestocks for biolubricant production. However, these feedstocks possess undesirable physicochemical properties limiting their lubricant ... -
A Comparative Study on the Efficiency of Reliability Methods for the Probabilistic Analysis of Local Scour at a Bridge Pier in Clay-Sand-Mixed Sediments
( Multidisciplinary Digital Publishing Institute (MDPI) , 2021 , Article)In this work, the performance of reliability methods for the probabilistic analysis of local scour at a bridge pier is investigated. The reliability of bridge pier scour is one of the important issues for the risk assessment ... -
A Comparison between Natural Pozzolana and Fly Ash Replacements on the Mechanical Properties of Concrete
( Qatar University Press , 2023 , Conference Paper)This study investigates the effect of Natural Pozzolana (NP) and Fly Ash (FA) substitutes on concrete's mechanical and microstructural properties. Mixes containing 10 - 50 % cement substitute ratios were prepared and tested ... -
A comparison of ground vibration due to ballasted and slab tracks
( Elsevier Ltd , 2019 , Article)With the development of non-ballasted track forms (often referred to as slab tracks) over the few last decades, it is important to understand their behaviour with respect to ground-borne vibration compared with the traditional ... -
A comprehensive review of COVID-19 detection techniques: From laboratory systems to wearable devices
( Elsevier , 2022 , Article Review)Screening of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) among symptomatic and asymptomatic patients offers unique opportunities for curtailing the transmission of novel coronavirus disease 2019, commonly ... -
A design reuse technology to increase productivity through automated corporate memory system
( Springer London , 2018 , Article)Increasing competitiveness in engineering industry pressurizes companies to improve productivity of every single element in processes. As a result of this pressure, increasing productivity of design staff and design systems ... -
A fouling suppression system in submerged membrane bioreactors using dielectrophoretic forces
( Elsevier , 2015 , Article)A novel method was developed to suppress membrane fouling in submerged membrane bioreactors. The method is based on the dielectrophoretic (DEP) motion of particles in an inhomogeneous electrical field. Using a real sample ... -
A framework for improving sustainable mobility in higher education campuses: The case study of Qatar University
( Elsevier Ltd , 2018 , Article)Nowadays, sustainable mobility is a main challenge addressed by policy-makers, public managers and scholars worldwide. This research presents a set of guidelines and solutions to support the design of a more sustainable ... -
A hybrid electro-coagulation/forward osmosis system for treatment of produced water
( Elsevier B.V. , 2019 , Article)Oil and gas exploration produce large volumes highly contaminated produced water (PW) which exhibits a major environmental challenge. This work investigates the application of a novel hybrid system by combining electro-coagulation ... -
A hybrid forward osmosis/reverse osmosis process for the supply of fertilizing solution from treated wastewater
( Elsevier Ltd , 2019 , Article)This work investigates the application of a hybrid system that combines forward osmosis (FO) and reverse osmosis (RO) processes for the supply of a fertilizing solution that could be used directly for irrigation purposes. ... -
A hybrid nf-fo-ro process for the supply of irrigation water from treated wastewater: Simulation study
( MDPI AG , 2021 , Article)Municipal treated wastewater could be considered as a water source for food crop irrigation purposes. Enhancing the quality of treated wastewater to meet irrigation standards has become a necessary practice. Nanofiltration ... -
A Lightweight Deep Learning Based Microwave Brain Image Network Model for Brain Tumor Classification Using Reconstructed Microwave Brain (RMB) Images
( MDPI , 2023 , Article)Computerized brain tumor classification from the reconstructed microwave brain (RMB) images is important for the examination and observation of the development of brain disease. In this paper, an eight-layered lightweight ... -
A microbial fuel cell configured for the remediation of recalcitrant pollutants in soil environment
( Royal Society of Chemistry , 2019 , Article)A pristine soil environment supports a healthy soil biodiversity, which is often polluted with recalcitrant compounds. The bioelectrochemical remediation of the contaminated soils using bioelectrochemical systems (BESs) ... -
A microfluidic pore model to study the migration of fine particles in single-phase and multi-phase flows in porous media
( Springer Verlag , 2018 , Article)Fine particles within porous media may migrate with the flowing fluid and cause bridging or clogging in the pore space. Bridging and clogging reduce the flow permeability of porous media, which has a significant influence ... -
A model for predicting failure of oil pipelines
( Taylor & Francis , 2014 , Article)Oil and gas pipelines transport millions of dollars of goods everyday worldwide. Even though they are the safest way to transport petroleum products, pipelines do still fail generating hazardous consequences and irreparable ... -
A Multi-Criteria Decision-Making Approach for Selection of Wave Energy Converter Optimal Site
( Qatar University Press , 2023 , Conference Paper)Ocean wave energy is an essential source of renewable power for coastal communities. Choosing the optimal site for the wave energy converter (WEC) deployment depends on a number of criteria. The characteristics of the WEC ... -
A multi-objective genetic algorithm model for time-cost trade-off analysis of construction projects
( Civil-Comp Press , 2006 , Conference Paper)Time-cost trade-off analysis is one of the most important aspects of construction project planning and control. There are trade-offs between time and cost to complete the activities of a project. Existing methods for ...