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Now showing items 61-70 of 127
Effect of Alkaline Activators on the Mechanical Properties of Geopolymer Mortar
(
Qatar Univesrity Press
, 2020 , Conference Paper)
"Geopolymerization is a process where silica and alumina rich source materials turn
into excellent binding materials by the aid of alkali solutions. Materials such as fly ash
are by-products in energy power plants. Fly ...
Determination of Temperature Zoning for the Great Lakes Region of Africa Based on Superpave System
(
Qatar Univesrity Press
, 2020 , Conference Paper)
"Majority of the countries in the Great Lakes region of Africa still rely on the traditional
Penetration grading approach for characterizing asphalt binder, as opposed to the more
recent and reliable approach of SuperPave ...
Eco-friendly Concrete Using Local Materials From Sudan
(
Qatar Univesrity Press
, 2020 , Conference Paper)
This study is aimed at investigating the potentiality for utilizing some locally available
eco-friendly materials to replace some concrete constituents as a possible opportunity
to introduce sustainable construction in ...
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 ...
Design and Construction Risk Management of Souq Waqif Station of Gold Line, Doha Metro
(
Qatar Univesrity Press
, 2020 , Conference Paper)
The case of redesigning Souq Waqif station by raising the base slab formation level due
to significant water inflow during the excavation and dewatering works and the break in
activities of two EPB TBMs under adverse ...
Comparison of the Mechanical Behavior of Railroad Ballast in a Box Test under Sinusoidal and Realistic Train Loadings Using Discrete Element Method
(
Qatar Univesrity Press
, 2020 , Conference Paper)
A ballasted track is a popular type of railway track and its use is increasing all over the
world. A ballasted track consists of different structural elements like rails, fasteners,
sleepers, ballast layer, sub-ballast ...
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 ...
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 ...
An Analytical Review of Sustainable Green Buildings in Qatar: Implementations in the Architecture, Engineering and Construction (AEC) Sector
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Sustainable buildings and related construction techniques are becoming increasingly
recognized within the urban planning development in Qatar. The study aims to develop
an analytical review of sustainable green projects ...