Browsing International Conference on Civil Infrastructure and Construction (CIC 2020) by Title
Now showing items 41-60 of 127
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Embedded Retaining Wall Design and Performance Monitoring for Deep Excavation in Geological Conditions of Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)Embedded retaining walls such as diaphragm walls and secant bored pile walls have become viable water-tight earth retaining and stabilizing systems for deep excavation in urban areas. In this article, the design aspects ... -
Emerging Transit Technology: Implementing an Urban Gondola System over Al Corniche, Doha, Qatar - A Cost Estimation Study
( Qatar Univesrity Press , 2020 , Conference Paper)Urban gondolas are a type of driverless transit vehicles, which are increasingly drawing the attention as a viable mass transit alternative in urban environments and touristic areas. The system is distinctive with high ... -
Energy Efficiency in Buildings and Excess Summer Mortality in the UK
( Qatar Univesrity Press , 2020 , Conference Paper)One of the main objective of the building design is to provide comfort and safety to occupants, particularly during adverse weather conditions. In most part of the world, people stay indoors during adverse weather conditions, ... -
Enhancement of Naphthalene Biodegradation by Sulfate Application in Brackish Subsurface Systems
( Qatar Univesrity Press , 2020 , Conference Paper)Anaerobic biodegradation is the most dominant mechanism in the petroleum hydrocarbon contaminated subsurface systems. Due to depletion of terminal electron acceptors such as sulfate, anaerobic degradation of organic ... -
Evaluating the Operational Impact of Left-Turn Exclusive Number of Lanes: A Case Study from Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)Left-turning movements can significantly reduce the overall capacity of signalized intersections due to the queueing built up. Intersections with heavy left-turning volumes tend to use multiple lanes to accommodate left-turn ... -
Evaluation of Bond Strength Between Carbon Fiber Reinforced Polymer (CFRP) Composites with Modified Epoxy Resins and Concrete
( Qatar Univesrity Press , 2020 , Conference Paper)Rehabilitation and strengthening of concrete structures are becoming more significant in civil engineering applications. The use of externally bonded Fiber Reinforced Polymers (FRP) is one of the methods to strengthen and ... -
Experimental Study on the Performance of Circular Concrete Columns Reinforced with GFRP under Axial Load
( Qatar Univesrity Press , 2020 , Conference Paper)Corrosion of steel reinforcement in concrete structures subjected to severe environments is a big challenge and requires huge repair and maintenance costs. Glass fiber reinforced polymer (GFRP) reinforcement with its ... -
Flood Risk Assessment and Protection Guidelines for Infrastructure Planning in Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents key features of "Flood Assessment and Protection Guidelines" (FAPG) prepared by the Ministry of Municipality and Environment (MME), Qatar. It is intended that the FAPG will provide guidance and assistance ... -
Framework for Investigating the Level of Compliance to the OHS Regulatory by the Small and Medium Construction Companies in Oman
( Qatar Univesrity Press , 2020 , Conference Paper)The construction industry is characterized with a high rate of work-related accidents. Some of the accidents result in severe injuries and sometimes death. One of the reasons for such happenings is due to the noncompliance ... -
Fully Softened and Residual Shear Strengths of Midra Shale
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents a comparison of the fully softened shear strengths measured using the triaxial and torsional ring shear devices for a shale that possesses noticeably high plasticity and induration. The residual shear ... -
Geotechnical Aspects of Sub-Sea Tunnelling on the Musaimeer Pumping Station and Outfall Tunnel Project
( Qatar Univesrity Press , 2020 , Conference Paper)Musaimeer outfall tunnel is one of the longest storm water tunnels in the world with a total length of 10.2 km. The tunnel is connected via a drop shaft to the main pump station. This system will accommodate surface and ... -
High and Ultra-high Performance Concretes: A Solution to Reinforced Concrete Durability under Harsh Climate of Arabian Gulf
( Qatar Univesrity Press , 2020 , Conference Paper)Reinforced concrete (RC) infrastructure in the Arabian Gulf region deteriorates under severe environmental conditions after only short service life. To overcome this problem, it is imperative to employ high-quality concretes ... -
How Public Works Authority Has Built a Portfolio Dashboard Through Agility Approach
( Qatar Univesrity Press , 2020 , Conference Paper)The aim of this paper is to share PWA experience to develop a Portfolio Performance Dashboard (PPD) that suits its unique requirements. The case study sheds light on the challenges that PWA faced to develop an interim front ... -
Hydrogen Gas Production from the Injection of Nanoscale Zero-Valent Iron and Sodium Borohydride Solutions: Potential Effects Near Injection Wells
( Qatar Univesrity Press , 2020 , Conference Paper)The injection of nano-scale zero-valent iron (nZVI) is a remediation technique for the treatment of organic and metal contamination in soil and groundwater. The hydrogen gas (H2) produced during the reaction of nZVI and ... -
Impact of Draw Solution Concentration on Forward Osmosis Process: A Simulation Study
( Qatar Univesrity Press , 2020 , Conference Paper)In this study, a simulation model was used to evaluate the performance of forward osmosis process. A solution of low salinity was used as the feed solution in forward osmosis to dilute saline solution (i.e. draw solution) ... -
Impact of Ionic Strength on Colloid Retention in a Porous Media: A Micromodel Study
( Qatar Univesrity Press , 2020 , Conference Paper)Release of deposited colloids in the soil porous media during two-phase flow poses potential health hazard due to the facilitated transport of contaminants towards groundwater reservoirs. Considerable uncertainties exist ... -
Implementation of Crumb Rubber Modified Binder for Qatar Local Roads Construction Projects
( Qatar Univesrity Press , 2020 , Conference Paper)The continuous increase in the pile up of used vehicle tires in Qatar poses a challenge contributing to potential environmental pollution problems. The magnitude of this problem can be drastically reduced by processing and ... -
Improving Concrete Durability by Using Optimized Aggregate Gradation and Reducing Cement Content
( Qatar Univesrity Press , 2020 , Conference Paper)"This study evaluated the effects of (1) reducing the cementitious content, (2) the use of optimized aggregate gradation (OAG) technique, and (3) the use of Portland limestone cement (Type IL) in Florida Class I pavement ... -
In-Pavement Fiber Bragg Grating Sensor for Vehicle Counting
( Qatar Univesrity Press , 2020 , Conference Paper)Traffic volume studies are conducted to determine the number, movements, and classifications of roadway vehicles at a given location and period. Typically, there are two methods for conducting traffic volume studies: ... -
Influence of Aspect Ratio on the Bearing Capacity and Correlated Modulus of Subgrade Reaction for Shallow Foundations on Dense Sand
( Qatar Univesrity Press , 2020 , Conference Paper)One of the most fundamental problems in the field of geotechnical engineering is the prediction of bearing capacity and settlement of shallow foundations on cohesion-less soil subjected to vertical central loading. The ...