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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 ...
East Industrial Pedestrian Bridge: A Case Study of Value Engineering and High Performance Material
(
Qatar Univesrity Press
, 2020 , Conference Paper)
East Industrial Road, a main arterial for the city of Doha with high average daily traffic,
made crossing by foot being not only challenging, but also dangerous. Authorities
proposed to build a pedestrian bridge over East ...
Advanced Freeze-Thaw Assessment of Internally Integrated Concrete with Sodium Acetate
(
Qatar Univesrity Press
, 2020 , Conference Paper)
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 ...
Mechanical Properties of Concrete Made with Electric Wires, Steel Fibers, Basalt Fibers and Polypropylene Fibers
(
Qatar Univesrity Press
, 2020 , Conference Paper)
An experimental program is conducted in this research to investigate the mechanical
properties of concrete made with electric wires, steel fibers, basalt fibers, and
polypropylene fibers. Fibers are added to the concrete ...
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 ...
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, ...
Regulatory Frameworks for the Successful Implementation of Construction and Demolition Waste Treatment Infrastructure
(
Qatar Univesrity Press
, 2020 , Conference Paper)
In an ever expanding world, our constant need to construct and to support a constantly
growing population is resulting in significant increase in construction waste. Rapid
expansion is a trend that can be seen throughout ...
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 ...
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 ...
Box Jacking/Pushing Method for Tunnel Construction in Rock: Doha Metro, Gold Line Project
(
Qatar Univesrity Press
, 2020 , Conference Paper)
The case of a box pushing tunneling method in rock, on Doha Metro Gold Line project,
successfully implemented to connect multiple entrance structures of Sport City station
under a live traffic junction, in a heavy urban ...