• Syed Viqar Malik
• Dr. Anil Kunte

The method of Microbiologically Incited Calcite or Calcium Carbonate (CaCO3) Precipitation (MICP) can be utilized to improve the strength and solidness of concrete. The joining of pozzolans improves the properties of concrete. Rice Husk Ash debris (RHA), an agro squander, has been demonstrated to display great pozzolanic qualities. The viability of MICP utilizing the microscopic organisms Bacillus subtilis in improving compressive strength, split tensile strength and diminishing water penetrability, water assimilation and vulnerability to chloride Resistance of RHA concrete (M25 grade) was examined in this proposal work. The ideal measurements of RHA in concrete was controlled by leading the compressive strength and split tensile strength tests at 7 and 28 days of relieving of concrete examples arranged with shifting doses of RHA (3%, 4%, 5%, 6% and 7% of cement mostly supplanted by weight). An ideal of 5% measurement was gotten. Ideal ureolytic bacterial fixation was gotten as 105cells/ml from compressive strength test following 28 days' restoring. The correlation of ordinary concrete, RHA concrete and ureolytic bacterial concrete with RHA were finished. Ureolytic bacterial concrete with RHA indicated better execution, trailed by RHA concrete, than typical concrete without RHA and ureolytic bacterial cells.

Rice husk ash, Bacillus subtilis, Microbiologically Initiated Calcite or Calcium Carbonate (CaCO3 ) Precipitation (MICP), ureolytic bacterial concrete, bio-cementation.

"AN EXPERIMENTAL STUDY ON PROPERTIES OF CONCRETE WITH UREOLYTIC BACTERIA AND MINERAL ADMIXTURE", International Journal of Emerging Technologies and Innovative Research (www.jetir.org), ISSN:2349-5162, Vol.6, Issue 5, page no.181-193, May-2019, Available :http://www.jetir.org/papers/JETIRBY06022.pdf

"AN EXPERIMENTAL STUDY ON PROPERTIES OF CONCRETE WITH UREOLYTIC BACTERIA AND MINERAL ADMIXTURE", International Journal of Emerging Technologies and Innovative Research (www.jetir.org | UGC and issn Approved), ISSN:2349-5162, Vol.6, Issue 5, page no. pp181-193, May-2019, Available at : http://www.jetir.org/papers/JETIRBY06022.pdf