بحث بسيط
السجلات المعروضة 1 -- 10 من 422
Dosage Optimization of Polypropylene Fiber for Strength Enhancement of Cementitious Composites
(
Qatar Univesrity Press
, 2020 , Conference Paper)
"Concrete is the most commonly used materials for construction in Qatar as well as in
the world. Exposure to sever environmental conditions causes physical deterioration
of concrete structures and significantly affect ...
Steel Reinforced Grout for Strengthening of RC T-section Beams Deficient in Shear
(
Qatar Univesrity Press
, 2020 , Conference Paper)
numerous causes. Thus, proper strengthening and rehabilitation techniques are required
to restore the strength and extend the service life of the structures. Steel reinforced
grout (SRG) has recently been introduced as an ...
An Artificial Intelligence Approach to Estimate Travel Time along Public Transportation Bus Lines
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Public transportation sectors have played significant roles in accommodating passengers
and commodities efficiently and effectively. The modes of public transportation
often follow pre-defined operation schedules and routes. ...
Effects of Using Seawater and Recycled Coarse Aggregates on Plain Concrete Characteristics
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Using seawater and/or recycled coarse aggregates (RCA) for concrete mixing is deemed
advantageous from a sustainability perspective. This paper reports on the results of an
experimental study on fresh and hardened properties ...
Near Surface Embedded Application for FRCM Strengthening of RC Beams in Flexure
(
Qatar Univesrity Press
, 2020 , Conference Paper)
In this paper, the efficacy of a recent strengthening technique, referred to as Near Surface
Embedded (NSE), has been investigated for flexural strengthening of Reinforced Concrete
(RC) beams using Fabric Reinforced ...
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 ...
Optimum Dispersion Parameters of Carbon Nanotubes: Concrete Strength by Response Surface Methodologies
(
Qatar Univesrity Press
, 2020 , Conference Paper)
"This paper implements Response Surface Methodologies (RSM) techniques to illustrate
the maximum carbon nanotubes (CNTs)-concrete mechanical properties responses to the
length, weight fraction and treatment variables. ...
Life Cycle Assessment for Fiber-Reinforced Polymer (FRP)nComposites Used in Concrete Beams: A State-of-the-Art Review
(
Qatar Univesrity Press
, 2020 , Conference Paper)
Fiber-reinforced polymer (FRP) composites have become popularly utilized in structural
engineering applications. The common use of the FRP composites is related to their
economic benefits that can be observed right away ...
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 ...
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) ...