تصفح International Conference on Civil Infrastructure and Construction (CIC 2020) حسب العنوان
السجلات المعروضة 103 -- 122 من 127
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Strategies for Communicating Health and Safety Information on Construction Sites in Nigeria
( Qatar Univesrity Press , 2020 , Conference Paper)The construction industry (CI) has earned the notoriety of being a risky or profoundly unsafe industry. Studies have credited the majority of the mishap on construction sites to poor communication of health and safety (H&S) ... -
Structural Efficiency of Steel Stiffening Deck Systems in Suspension Bridges Due to Gravity Loads
( Qatar Univesrity Press , 2020 , Conference Paper)In this paper, suspended stiffened decks in suspension bridges are considered. Three steel deck-stiffening systems are compared structurally; the plate girder, the box girder and the stiffening truss. A three-span continuous ... -
Sustainability in Construction: Reduce, Reuse and Recycle for a Greener Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)In this paper, an innovative Engineering Sustainability Policy (ESP) and a new Sustainable Engineering Index (SEI) is proposed on the basis of testing results obtained within the context of the DN16 project in the State ... -
Technologies Serving Concrete for Economy, Durability and Sustainability
( Qatar Univesrity Press , 2020 , Conference Paper)Concrete comes as the second most used material after water in the world, but it is the first used construction material especially in Middle East. World population is increasing while resources are decreasing. Therefore, ... -
Test Procedures for Advanced Characterization of Bituminous Binders Employed for Pavement Construction in Public Works Authority Road Projects - State of Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)This paper illustrates the approach adopted by the Public Works Authority (Ashghal) of the State of Qatar for the advanced chemical and rheological characterization of bituminous binders (both neat and modified). The ... -
The Investigation of an Efficient and Effective Proactive Pipeline Integrity System
( Qatar Univesrity Press , 2020 , Conference Paper)In this paper, we propose the investigation of an efficient and effective proactive pipeline integrity system that uses multi-sensors for monitoring and inspection of the pipeline. Although the focus is on the pipeline, ... -
The Lean Enterprise at the Design Office
( Qatar Univesrity Press , 2020 , Conference Paper)This paper presents the lean practice implementation, which led to a transformation in the design offices/projects explaining how implementing lean principles is affecting the projects at the design phase and also affecting ... -
The New Construction Approach Adapted by Ashghal for the Public Projects in Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)"The purpose of this paper is to review the new strategy adapted by Ashghal to implement lean construction in Qatar to improve project performance and predictability of delivery. This is a significant change programme ... -
The Use of Measuring While Drilling and Wireline Logging to Identify the Geological Strata in Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)In the field of engineering and construction in the Middle East, it is a common practice to economize a geotechnical investigation using a conventional scope, based on the lowest price. This tends to compromise the project ... -
Towards Sustainable Public Open Spaces for Promoting Human Comfort, Health and Well-Being: The Case of Oxygen Park in Doha, Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)Public Open Spaces (POS) are an important and necessary component of the urban city design. Well-designed and well-functioning public open spaces provide a variety of social, economic, environmental, physical and psychological ... -
Treatment of Wastewater Using Reverse Osmosis for Irrigation Purposes
( Qatar Univesrity Press , 2020 , Conference Paper)This work investigates the performance of reverse osmosis (RO) for the reclamation of treated sewage effluent (TSE) to be used as irrigation water for food crops. The feed water used in this study was a real sample of ... -
Unfair Payment Issues in Construction: Re-Thinking Alternative Payment Method For Tier-1 Contractors to Subcontractors
( Qatar Univesrity Press , 2020 , Conference Paper)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 ... -
Unique Structural Design and Construction Challenges for Al Bustan South Project in Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)The Al Bustan Street South (ABS) Expressway Project features the longest dual carriageway bridges in Qatar spanning 2.6 km each, with a minimum of four lanes in each direction from south of Al Waab Street to south of Rayyan ... -
Use of 3D Images to Evaluate Formation Damage Induced by Montmorillonite Fines in Porous Media Systems
( Qatar Univesrity Press , 2020 , Conference Paper)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 ... -
Use of Crumb Rubber Modified Binders and Asphalt Mixtures in Public Works Authority Road Projects - State of Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)This paper illustrates the approach adopted by the Public Works Authority (Ashghal) of the State of Qatar for the widespread implementation in road projects of paving technologies related to the use of crumb rubber modified ... -
Using Ground Penetrating Radar (GPR) to Evaluate Air Voids Content in Hot Mix Asphalt
( Qatar Univesrity Press , 2020 , Conference Paper)"Air voids content is one of the most important characteristics of Hot Mix Asphalt (HMA). Air voids content that is either too high or too low can negatively impact pavement life and lead to deteriorations such as fatigue ... -
Using Reclaimed Asphalt and Polymer Modified Asphalt (PMA) to Maximize Cost Saving over the Pavement Life-Cycle in Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)Low performing asphalt mixes along with poor construction practices reduce the pavement serviceability and lead to early failure under repetitive traffic. Government agencies are sometimes urged to implement maintenance ... -
Utility Impact Assessment of Road Projects in the State of Qatar
( Qatar Univesrity Press , 2020 , Conference Paper)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 ... -
Utilizing Recycled Polypropylene Fibers as Reinforcement for Concrete Beams
( Qatar Univesrity Press , 2020 , Conference Paper)Polypropylene (PP) fibers are among numerous plastic waste materials, which are generated by the different industrial and domestic activities. Due to its low biodegradability, plastic waste constitutes a real environmental ... -
Utilizing Steel Slag in the Removal of Suspended Solids from Dewatered Construction Water
( Qatar Univesrity Press , 2020 , Conference Paper)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 ...