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السجلات المعروضة 51 -- 60 من 348
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 ...
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 ...
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 ...
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 ...
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 ...
Increasing Value of Architecture in the Platform Society
(
Qatar Univesrity Press
, 2021 , Conference Paper)
The author has developed several methods for democratizing the architectural design process resulting in a more user specific and open architecture. Our cities need Open Systems in order to grow and become resilient and ...
Assessment of Response Strategy in Mega Construction Projects
(
Qatar Univesrity Press
, 2020 , Conference Paper)
"Mega Construction Projects (MCPs) that are executed unavoidably face several of
the organizational challenges and pressures. Due to the stakeholder pressures in the
execution of MCPs, organizations may adopt various ...
Arbitrating natural resource disputes: Current and future trends
(
Hamad bin Khalifa University Press (HBKU Press)
, 2017 , Conference Paper)
Owing to the precipitous slump in world commodity prices, particularly fossil fuel, investors and other
stakeholders have been trying to re-arrange, re-organize and re-position their investments and
interests. The question ...
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) ...
Predicted and Back-calculated Coefficients of Permeability of Randomly Fractured Rock Mass: A Case Study
(
Qatar Univesrity Press
, 2020 , Conference Paper)
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 ...