International Conference on Civil Infrastructure and Construction (CIC 2020): Recent submissions
Now showing items 81-100 of 127
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Advanced Freeze-Thaw Assessment of Internally Integrated Concrete with Sodium Acetate
( Qatar Univesrity Press , 2020 , Conference)A new line of research is presented in this study where sodium acetate is used as a protective material for concrete. A newly developed freeze-thaw method that depends on the alteration of temperature and humidity is ... -
Utility Impact Assessment of Road Projects in the State of Qatar
( Qatar Univesrity Press , 2020 , Conference)Qatar has been blessed with large reserves of natural gas and since the past 20 years its leaders have been busy formulating its path to modernization. Henceforth, the sovereign state has been and is still going through ... -
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)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 ... -
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)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 ... -
Utilizing Steel Slag in the Removal of Suspended Solids from Dewatered Construction Water
( Qatar Univesrity Press , 2020 , Conference)Construction dewatering is an operation used to remove shallow groundwater that infiltrates construction sites. After recovering this water from the construction sites, the water is either discharged to the sea, injected ... -
Predicted and Back-calculated Coefficients of Permeability of Randomly Fractured Rock Mass: A Case Study
( Qatar Univesrity Press , 2020 , Conference)This paper presents the discrepancy between the coefficients of permeability measured for randomly fractured limestone using field falling-head tests and that back-calculated for the same rock mass based on the actual ... -
Unfair Payment Issues in Construction: Re-Thinking Alternative Payment Method For Tier-1 Contractors to Subcontractors
( Qatar Univesrity Press , 2020 , Conference)Recent statistics reveal substantial increase in late payments cases from 18% to 27%; with over £30 billion unpaid invoices to UK contractors. Furthermore, 82% of overdue invoices are monies owed to subcontractor by tier-1 ... -
Influence of Fines on the Compressibility of Surface Sands in Kuwait
( Qatar Univesrity Press , 2020 , Conference)Influence of fines on the strength and compressibility of compacted fill soil is very important in determining its behavior under applied loads. In Kuwait, fill soil is usually backfilled from excavated surface soils ... -
Preventive Approach to Unsubstantiated Claims and Disputes in the UK Construction Industry
( Qatar Univesrity Press , 2020 , Conference)Globally, claims and disputes are an unfortunate reality in construction projects. Recent statistics reveal that construction claims in the UK increased by 21% in 2018 compared to other countries such as India (8%), Mexico ... -
Project Management: Key Initiatives Case Study
( Qatar Univesrity Press , 2020 , Conference)Every project faces risk of delays and disruptions, especially the mega/complex projects of today, which have, amongst others, many interfacing parties engaged. Local roads and drainage projects in general, including DN016, ... -
Fully Softened and Residual Shear Strengths of Midra Shale
( Qatar Univesrity Press , 2020 , Conference)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 ... -
Use of 3D Images to Evaluate Formation Damage Induced by Montmorillonite Fines in Porous Media Systems
( Qatar Univesrity Press , 2020 , Conference)Formation damage costs oil and gas industry $140 billion/year in lost productivity, this is a key challenge to Qatar, the world's largest LNG exporter. During production from a well, multiphase flow foster drag forces to ... -
Enhancement of Naphthalene Biodegradation by Sulfate Application in Brackish Subsurface Systems
( Qatar Univesrity Press , 2020 , Conference)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 ... -
Dynamic Imaging of Hydrate Specific Area Evolution during Xenon Hydrate Formation
( Qatar Univesrity Press , 2020 , Conference)Gas hydrates are ice-like structures formed under high pressure and low temperature conditions. They are considered as a potential energy source due to their abundance and the increase in energy demand worldwide. A fundamental ... -
Resource Recovery from Waste, Water and Wastewaters with Membrane Technologies
( Qatar Univesrity Press , 2020 , Conference)In this study, critical elements (Boron (B) and Rare Earth Elements (REE)) recovery is studied with membrane technologies. Concentrated boron can be recovered by using different technologies. Membrane technologies such as ... -
Influence of Water Table Fluctuation on Natural Source Zone Depletion in Hydrocarbon Contaminated Subsurface Environments
( Qatar Univesrity Press , 2020 , Conference)Most of the prediction theories regarding dissolution of organic contaminants in the subsurface systems have been proposed based on the static water conditions and the influence of water fluctuations on mass removal requires ... -
Performance of University-Construction Industry Collaboration: A Systematic Literature Review and Research Agenda
( Qatar Univesrity Press , 2020 , Conference)University-construction industry collaboration (UIC) has become an essential part of driving innovation and fostering construction industry growth. Measuring performance of such collaboration is an emergent field of study. ... -
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)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 ... -
Geotechnical Aspects of Sub-Sea Tunnelling on the Musaimeer Pumping Station and Outfall Tunnel Project
( Qatar Univesrity Press , 2020 , Conference)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 ... -
Impact of Ionic Strength on Colloid Retention in a Porous Media: A Micromodel Study
( Qatar Univesrity Press , 2020 , Conference)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 ...
