Utilizing corn cob ash and cement variation in clay on california bearing ratio (CBR) value.

Indonesia, corn is one of the plants with the main waste as stems, leaves, skins, and cob, arriving at 1.5 times the heaviness of the seeds. Corn plants are wealthy in silica (Si), which is potential in the geotechnical field. In examination, concrete is an extra material that ties total grains to frame a strong mass that consumes the space depressions between total grains. Earth is a kind of durable soil ominous in structural designing development since it has a little CBR esteem, so its bearing limit is low. This study meant to work on the nature of mud soil by using corn cob debris and concrete variety. This exploration was directed by research center compaction testing, specifically earth soil material with a 10% corn cob debris combination, added with varieties of concrete as much as 3%, 5%, and 7%, The boundaries were greatest dry thickness (ɤd−max) and ideal dampness content (Wopt). Besides, the California Bearing Proportion (CBR) test was done with the underlying states of ideal dampness content. Ideally, therefore, California Bearing Proportion (CBR) values from using corn cob debris and concrete variety, which could be legitimate as street subgrade materials. [ABSTRACT FROM AUTHOR]

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