BACTERIA AS A BIOLOGICAL ADMIXTURE IN CONCRETE

Likhit M.L, Safdar Hussain, Mahammad Asgar Ali, Mahammad Thohir, Mohammed Tayseer

Abstract: The main objective of the present study deals with the execution of the concrete by the microbiologically prompted unique growth/filler. One such thought has prompted the advancement of an extremely special concrete known as Bacterial Concrete where microscopic organisms is incited in the mortars and concrete to heal up the issues with various bacterium proposed at various bacterial concrete. Here a study was made by utilizing the microscopic organisms Escherichia coli. Calcite arrangement by Escherichia coli is a model research facility bacterium, which can create calcite precipitates on suitable media supplemented with a Calcium source.Concrete cubes with and without addition of bacteria are studied and it is observed that there is an improvement in the compressive strength for the cubes with the addition of bacteria. Concrete cylinders with and without addition of bacteria was considered and it is observed that there is an improvement in the Split tensile strength for the cylinders with the addition of bacteria.

Keywords: Escherichia Coli, Compressive Strength, Split Tensile Strength

DOI: https://doi.org/10.15623/ijret.2016.0504069