Browsing Civil Engineering by Title
Now showing items 10-29 of 51
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Development of Variable Message Sings Strategies for Traffic Management at Work Zones
(2020 , Master Thesis)Work zones are defined as road sections of which different activities such as road construction or maintenance take place. In most work zones, road alignments are different than the pre-work periods. Therefore, speed limits ... -
Discrete Element Modeling Of Railroad Ballast Under Simulated Train Loading
(2019 , Master Thesis)Ballasted tracks have been widely used in many countries around the world. Ballast layer is the main element in ballasted track. After service, ballast aggregates degrade and deform. Periodical maintenance for ballast ... -
Drained residual shear strength of fine-grained soils and soil-solid interfaces at low to medium effective normal stresses: Analyses and Applications
(2016 , Master Thesis)A laboratory research program was undertaken to study the large-strain shear strength characteristics of fine-grained soils under low effective normal stresses (~3 to 6 kPa). Soils that cover a wide range of plasticity and ... -
Effect of Curing on the Deterioration of RC Structures in the Arabian Gulf
(2020 , Master Thesis)The deterioration of concrete in the Arabian Gulf is responsible for reduced service life of reinforced concrete structures. The reasons for degradation are attributed to the harsh environmental conditions and the ... -
The effect of water table fluctuation and hydrogeochemical properties on NAPLs natural attenuation
(2023 , Dissertation)Human activities have recently resulted in the degradation and contamination of groundwater. Petroleum spills, such as crude oil, gasoline, and diesel fuel, are a major source of groundwater contamination, especially along ... -
Engineering A Fertilizing Draw Solution For Irrigation Using Forward Osmosis / Reverse Osmosis Hybrid System
(2019 , Master Thesis)Large volumes of fresh water are consumed in the human’s daily activities, producing large volumes of highly contaminated wastewater which exhibits a major environmental problem. Wastewater is treated using multiple ... -
An Enhanced Electrocoagulation Process for The Removal Of Fe and Mn from Municipal Wastewater Using Dielectrophoresis (DEP)
(2020 , Master Thesis)This study evaluates the removal efficiency of Fe and Mn from primary treated municipal wastewater using new electrodes configuration in electrocoagulation (EC) process. The used electrodes configuration generates a ... -
EVALUATION AND CALIBRATION OF DYNAMIC MODULUS PREDICTION MODELS OF ASPHALT MIXTURES FOR HOT CLIMATES
(2023 , Master Thesis)The dynamic modulus (E*) of asphalt mixtures is considered a primary entry in Mechanistic-Empirical (ME) pavement design and analysis. Various models have been published and aimed to estimate the modulus on the basis of ... -
Evaluation Of The Main Factors Affecting Tire-Pavement Interaction Noise
(2018 , Master Thesis)Traffic noise is an environmental pollution that affects many people in today’s modernized world. It disrupts the quality of life and causes annoyance, stress, sleep deprivation, and several health problems. When vehicles ... -
Examining Preference For Autonomous Vehicle (Av) Among Qatari Residents
(2020 , Master Thesis)Because of growing body of researches that predict the autonomous vehicles to be the future mode of transport. It is important to investigate the preference of Autonomous vehicles among Qatari citizens for fast developing ... -
EXAMINING QATAR RESIDENTS' TRAVEL BEHAVIOR CHANGES DURING FIFA WORLD CUP QATAR 2022
(2024 , Master Thesis)Mega events like the Olympic Games and World Cup pose transportation challenges and can drastically impact host cities' travel patterns and infrastructure due to the influx of visitors. This thesis examines the impact of ... -
Experimental and Theoretical Investigation on Bond Behavior of Tensile Lap Spliced Basalt Fiber Reinforced Polymer Bars in High Strength Concrete Beams
(2020 , Master Thesis)Basalt fiber reinforced polymer (BFRP) reinforcements are a possible replacement for corroding conventional steel bars. BFRP bars tension lap splices are necessary due to construction stoppages and limitations on rebar ... -
Externally Bonded And Near-Surface Mounted FRP Strips For Shear Strengthening Of RC Deep Beams
(2019 , Master Thesis)This thesis presents an experimental study on the efficacy of fiber reinforced polymer (FRP) strips using externally bonded (EB) and near surface mounted (NSM) techniques for the shear strengthening of reinforced ... -
Fabrication of Fouling Resistant Ti3C2Tx(MXene) Cellulose Acetate Nanocomposite Membrane for Forward Osmosis Application
(2020 , Master Thesis)Forward Osmosis (FO) is one of the promising technologies that can be used to combat growing water scarcity. However, FO membrane fouling hinders the widespread application of this technology by significantly reducing the ... -
Factors Affecting Bus Ridership In Qatar
(2018 , Master Thesis)Traffic congestion is a major problem in Qatar where most of the population are car dependent. The purpose of this study is to understand the influence of various attributes on the system wide and stop level of public buses ... -
Factors Influencing the Mechanical Properties of Geopolymer Mortar Made of Fly Ash
(2020 , Master Thesis)Geopolymerization is a process where silica and alumina rich source materials turns into excellent binding materials by the aid of alkali solutions. Fly ash class F mainly consists of alumina and silica. Compressive strength ... -
Flexural Behavior of Basalt Fiber Reinforced Concrete Beams with Recycled Concrete Coarse Aggregates
(2017 , Master Thesis)The State of Qatar has experienced tremendous economic development in the last decades. As a result, massive quantities of building materials have been used to accommodate the great pace in construction. However, Qatar ... -
Flexural Behavior Of Basalt Fiber Reinforced One-Way Concrete Slabs Reinforced With Fiber Reinforced Polymer Bars
(2018 , Master Thesis)The State of Qatar suffers from a harsh environment in the form of high temperature that prevails almost all year round, in addition to severe humidity and coastal conditions. This exposure leads to the rapid deterioration ... -
Flexural Strengthening Of Reinforced Concrete Beams Using Fabric Reinforced Cementitious Matrix Systems
(2019 , Master Thesis)This thesis is an experimental study performed to investigate the effectiveness of near surface embedded (NSE) and the hybrid near surface embedded externally bonded (NSE/EB) fabric reinforced cementitious matrix (FRCM) ... -
HARVESTING MARINE MICROALGAE (TETRASELMIS SP.) USING DIELECTROPHORETIC FORCE-ASSISTED ELECTROCOAGULATION
(2023 , Master Thesis)The attention towards algal based products has been increasing drastically in recent years. The high energy requirement for harvesting microalgae stands as the main challenge of the production stream of the biomass. The ...