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An experimental study on the use of fly ash for making concrete lagging of SVP steel arches in underground coal mines in Quang Ninh area
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The paper also presents the results of an experimental study on using fly ash for making concrete lagging at the Laboratory. The comparison of the drift support using concrete laggings in SVP steel arches fly ash-made products and conventional underground mining support will aid in demonstrating the benefits of employing fly ash.
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