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Workability among migrant diabetic workers: An occupational health-clinic-based study, Kuwait. [PDF]

open access: goldPLOS Global Public Health
Diabetes Mellitus (DM) can influence physical and mental health, and workability can be affected by how well workers can manage the disease. So, the aim was to assess workability and identify factors associated with decreased workability among migrant ...
Sarah A Bolbol   +4 more
doaj   +3 more sources

Machine Learning to Predict Workability and Compressive Strength of Low- and High-Calcium Fly Ash–Based Geopolymers [PDF]

open access: goldCrystals
The potential substitution of Portland cement–based concrete with low- and high-calcium fly ash–based geopolymers was investigated. However, predicting the workability and compressive strength of geopolymers with the desired physical and mechanical ...
Andrie Harmaji   +2 more
doaj   +2 more sources

Assessment of Mental Workload and its Association with Workability among Nurses Working in the Care Units of Patients with Covid-19 [PDF]

open access: yesJournal of Health Sciences and Surveillance System, 2023
Background: High mental workload can negatively affect nurses’ mental and physical health, quality of life, and workability. Therefore, the present study aimed to determine the relationship between mental workload and the workability among nurses.Methods:
Seyvan Sobhani   +3 more
doaj   +1 more source

INVESTIGATIONS RELATED TO THE OPPORTUNITY OF USING FURNACE SLAG IN THE COMPOSITION OF ROAD CEMENT CONCRETE [PDF]

open access: yesEuropean Journal of Materials Science and Engineering, 2023
BFS blast furnace slag presentation of the challenges and opportunities is related to the use as a substitute of Portland cement, respectively of natural sand in the composition of road cement concretes.
Liliana Maria NICULA   +3 more
doaj   +1 more source

Supportive and demanding managerial circumstances and associations with excellent workability: a cross-sectional study of Swedish school principals

open access: yesBMC Psychology, 2021
Background The leadership of principals is important for school, teacher and student related outcomes. To be capable of doing their work (i.e., having sufficient workability), school principals need proper organisational preconditions, motivation, and ...
Roger Persson   +5 more
doaj   +1 more source

Effect of Recycled Foundry Sand on the Workability and Mechanical Properties of Mortar

open access: yesApplied Sciences, 2023
Modern society requires a large number of metal components manufactured by sand casting, which involves the generation of a waste product known as Used Foundry Sand (UFS), of which approximately 100 Mt are generated on an annual basis.
Gilberto García Del Angel   +6 more
doaj   +1 more source

Investigation and Preparation of the Plastering Mortar for Autoclaved Aerated Blocks Walls

open access: yesCrystals, 2021
The increase in the use of aerated concrete blocks (AAB) in construction walls has increased the demand for specialized plastering mortar, which should have the characteristics of high water retention, low water absorption, low thermal conductivity and ...
Tao Feng   +4 more
doaj   +1 more source

Development of Non-Proprietary Ultra-High Performance Concrete Mixtures

open access: yesBuildings, 2022
The development of non-proprietary Ultra-High Performance Concrete (UHPC) is one way to reduce the initial cost of construction. However, workability is a major issue for which such mixtures are not practical in field conditions.
Tawsif Mohammad Hasan   +4 more
doaj   +1 more source

Setting control of completely recyclable concrete with slag and aluminate cements [PDF]

open access: yes, 2016
A completely recyclable concrete (CRC) is designed to have a chemical composition equivalent to the one of general raw materials for cement production. By doing so, this CRC can be used at the end of its service life in cement manufacturing without the ...
De Belie, Nele   +3 more
core   +2 more sources

Designing Workability of High Performance Concrete Using Rheometrical Workability Test

open access: yesCommunications, 2002
In the paper the results of investigation on cement/superplasticizer compatibility in presence of air entraining agent and silica fume are presented and discussed. Investigation was carried out on standard mortars using rheometrical workability test (RWT)
Janusz Szwabowski, Jacek Gołaszewski
doaj   +1 more source

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