نتایج جستجو برای: quarry dust
تعداد نتایج: 43243 فیلتر نتایج به سال:
Depleting good quality natural aggregates and soils call for the need of use industrial by-products waste materials in road construction. Use wastes construction consume large quantities resolve issue their safe disposal. Class C fly ash is by-product from thermal power plants while quarry dust left behind during quarrying processes. This study investigated application class mix utilization sub...
In recent years, concrete in the construction industry has rapidly increased worldwide, including developing countries like India. The raw materials required to produce such a quantity require huge depletion of natural resources. On other hand, disposal paper waste, fly ash, and plastic waste is one biggest problems faced by many countries, India, amount collected recycled less compared quantit...
An important problem of marble-quarry management is assessing the quality and the homogeneity of quarry blocks before excavation. In this study, we decided to image the limestone, which we studied in a marble quarry, in terms of layer thickness, discontinuities and cavities using the ground-penetrating-radar (GPR) method. The method was successfully applied to detect and map the fractures with ...
Background: With the changing climate in the tropical regions, millions of people in indoor and outdoor occupational situations are vulnerable to frequent heat episodes with health implications. Methodology: The study refers to behavioral responses of the men folks (N=999) to hot environment in indoor (iron work N=287, ceramics and pottery N=137, power loom N=143, pulp and paper mill N=31) and ...
Digital photography combined with three dimensional models of topography, mining operations and restoration plans can lead to extremely realistic images and animations of the current and future states of a mine or quarry. The amount of work and the time required for the successful modelling of a mine and its restoration plan are surprisingly low nowadays. All these mean that the visual impact o...
This paper reports the properties of two series of flowable self-compacting slurry (SCS). In Series 1, a limestone quarry by-product, fine crushed sand (FCS), and ponded-CCPs were used. For Series 2, standard concrete sand and ponded-CCPs were used. For Series 1, five mixtures and for Series 2, six mixtures of flowable SCS were made. Ponded-CCPs and limestone quarry FCS content of the mixtures ...
Distinguishing the difference between theropod and ornithopod footprints has proved a difficult task due to their similarities. Herein our aim was to produce a method where a skeleton could be more closely matched to actual fossilised footprints. The reconstructed pes of the Australian Megaraptoran Australovenator wintonensis was utilised for this footprint reconstruction. It was 3-D printed in...
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