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Study on properties of bacteriaembedded fly ash concrete

Study on properties of bacteriaembedded fly ash concrete

Study on properties of bacteria-embedded fly ash concrete ...

2019-5-10  Concrete specimen preparation and curing regimes. The concrete mix proportion was done as per IS10262-2007. Cement, fine aggregate and coarse aggregate were weighed and mixed according to mix proportion for M25 grade of concrete and the details are provided in Table 2.Cement was partially replaced by fly ash

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Study on properties of bacteria-embedded fly ash concrete

Download Citation Study on properties of bacteria-embedded fly ash concrete This paper focuses on adopting a new biotechnology tool for enhancing the property of fly ash concrete. Much of the ...

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Study on properties of bacteria-embedded fly ash concrete

Study on properties of bacteria-embedded fly ash concrete This paper focuses on adopting a new biotechnology tool for enhancing the property of fly ash concrete. Much of the coal fly ash generated from power plants is being dumped regularly.

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Effect of Bacteria on the Properties of Fly Ash Concrete

2016-12-5  Effect of Bacteria on the Properties of Fly Ash Concrete Umesh Adhikrao Dhotre1 Chandrahas Bhimrao Patil2 Mosin Sherekhuda Shikalgar3 1,2,3Assistant Professor 1,2,3Department of Civil Engineering 1,2,3Adarsh Institute of Technology and Research Centre, Vita Dist. Sangli, Maharashtra, India – 415 311

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(PDF) Bacterial concrete: A review - ResearchGate

When water enters through the cracks, it reacts with bacteria and forms precipitates of calcium carbonate, as a by product, which fills the cracks and makes crack free concrete. This type of...

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An Experimental Study on High Strength Bacterial

2021-2-23  Bacteria with replacement of Cement with Fly ash and fine aggregates with Quarry dust in concrete has been tested for fresh properties like workability and mechanical properties like Compressive strength, split tensile strength and flexural strength. 8.1.

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Coupled effect of B. Sphaericus bacteria and calcined clay ...

2021-1-1  Cement. In the present study, 43 grade OPC was used in the preparation of bacteria embedded cement concrete in accordance with IS: 8112-2013 having specific gravity 3.12 and setting time as initial and final of 62 and 281 min respectively. The fineness of cement was obtained as 6.45%.

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STUDY ON MECHANICAL PROPERTIES OF CEMENT

2016-3-31  c) To study the capillary water absorption (sorptivity) of cement mortar using bacteria d) To study the effect of bacterial culture medium on the setting time of cement. 1.3 METHODOLOGY Following step by step methodology is adopted to achieve the above mentioned objectives: i) Literature Review (on properties of fresh and hardened concrete ...

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An experimental investigation on mechanical properties of ...

2021-1-1  The cement used in this study was ordinary Portland cement of 43 grade, brought from the external local vendor and provided by the GLA University, Mathura itself. In this study, bacteria embedded concrete was prepared by using Ordinary Portland Cement (OPC) accordance with IS: 8112-2013 with specific gravity of 3.10. 2.2. Calcined clay

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Evaluation of Strength and Durability Properties for ...

2020-6-19  Evaluation of Strength and Durability Properties for Various Amount of Bacillus Subtilis Bacteria in Concrete - written by Abishek Kumar A. A , Eveena Stephen , Merin George published on 2020/06/19 download full article with reference data and citations

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EFFECT OF BACTERIA ON PARTIAL REPLACEMENT OF CONCRETE

2021-7-21  In this study, fly ash blended cement was produced by replacing 5%, 10%, 15%, 20%, 25%, 30% and 35% by weight of Portland Cement with fly ash. In addition, the loss on ignition (LOI) content of ...

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Survey on Bacteria-Based Self-Healing Concrete ...

2020-11-30  biotechnology tool is being implemented in the current research work for the utilization of fly ash in concrete. Strength and durability properties of bacteria-embedded fly ash concrete are examined for various ratios of bacterial solution to water. Fractures in concrete are unpreventable, and also it's intrinsic weak point of concrete.

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A study on strength and self-healing characteristics of ...

2016-8-22  properties. An attempt is made to heal these cracks by the addition of the bacteria in the concrete and also to increase of the strength of the concrete. Each bacteria of concentration 105 cells/ml are added. Tests were performed at the ages of 7, 14 and

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Study on Properties of Concrete using Rice Husk Ash and ...

2021-3-1  Study on Properties of Concrete using Rice Husk Ash and Fly Ash with Sisal Fiber as Partial Replacement of Fine Aggregate Cement Yash Dixit 1, Nitesh Kushwaha 2 1M Tech Scholar, 2Professor, 1,2 Department of Civil Engineering, Millennium Institute of Technology, Bhopal, Madhya Pradesh, India ABSTRACT

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Study of self-healing properties in concrete with bacteria ...

Concrete containing bacteria encapsulated in expanded clay shows an increase in the compressive strength after only 7 days of healing (Figs. 2 and 3), which translates into a healing efficiency of around 10%, at this stage . When the results are compared with the control samples it is clear that the strength increase is caused by the presence ...

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Concrete projects competition 2021

2021-7-30  3.2.4 BACTERIA CULTURE PROPERTIES 23-24 ... help in the reduction of cement used while still improving its properties. Fly ash, silica fume, glass powder, rice husk, coconut shell ash, timber ash, ceramic waste, slag cement generally ... That is why to carry the tensile load steel bars are embedded in the concrete. This bar takes the load when ...

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Study on Development of Strength Properties of Bio-concrete

2018-12-31  Bacteria are cultured in the controlled medium to get the desired concentrations of cells, and it is observed that the compressive strength of concrete is improved more than 36% and there is an improvement in other strength parameters also. And also, it is noted that there will be an effect of cell concentration on the strength development.

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Fly ash concrete ppt - SlideShare

2014-7-26  Though fly ash offers environmental advantages it also improves the: performance and quality of concrete. Fly ash affects the plastic properties of concrete by improving workability Reduces water demand Reduces segregation and bleeding. Lowers heat of hydration. Fly ash

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Comparative study on compressive strength of fly ash concrete

The concrete mix is prepared by varying the proportions of fly ash for 30%, 40% and 50% of cubes and prisms cured in normal water for up to 28 days and the properties like Slump cone test ...

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Bond strength of reinforcing steel embedded in fly ash ...

2010-10-30  Geopolymer concrete (GPC) is an emerging construction material that uses a by-product material such as fly ash as a complete substitute for cement. This paper evaluates the bond strength of fly ash based geopolymer concrete with reinforcing steel. Pull-out test in accordance with the ASTM A944 Standard was carried out on 24 geopolymer concrete and 24 ordinary Portland cement (OPC) concrete ...

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(PDF) BACTERIAL CONCRETE: A REVIEW IAEME Publication ...

The improvement in the strength properties of fly ash concrete is due to the precipitation of calcium carbonate (CaCO3) inthe micro environment by the bacteria Bacillus Subtilis. V Srinivasa Reddy, M V SeshagiriRaoand S Sushma8, have published a paper on Feasibility Study on Bacterial Concrete as an innovative self crack healing system.

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INFLUENCE OF SILICAFUME AND BACTERIA ON

concrete containing bacteria is also known as Bacterial concrete. In this present study cement mortar cubes are casted ... like fly ash, silica fume, metakaolin and GGBS which ... properties of ...

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Tensile mechanical properties of fly ash concrete at early ...

2020-11-23  The present study investigates tensile properties of concrete with and without fly ash at early age, such as tensile Young’s modulus, strength and creep. Some Young’s modulus of fly ash concrete for thermal crack analysis was compared with the

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Strength and durability studies of fly ash concrete in sea ...

2016-9-30  The objective of this work was to get a holistic idea about the behavior of fly ash concrete exposed to sea water environments. Concrete mixes namely Normal Concrete (NC), concrete with fly ash and superplasticizer (FA) and concrete with superplasticizer alone (SP) were cast and immersed for a year to find out the strength, durability, biofilms formation and chemical composition.

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Mechanism of MSWI Fly Ash Solidified by Microbe Cement ...

2020-5-29  A study on the cracking resistance theory at early ages of high performance concrete added with lithium slag and fly ash [J]. Fly Ash Comprehensive Utilization, 2013, 6: 51–56 (in Chinese). Google Scholar [7] LÜ Y. Research on the solidification and its mechanism of heavy metals in MSWI fly ash-cement clinker [D].

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Bacterial Concrete or Self Healing Concrete For Crack Repairs

Bacterial Concrete or Self-Healing Concrete This common problem of cracking in building has many remedies before and after the crack. One of the remedial process is Bacterial Concrete or Self-Healing Concrete. The process of self-healing of cracks or self-filling up of cracks by the help of bacterial reaction in the concrete after hardening is known as Self-Healing Concrete.

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Effectiveness of fly ash activation on the corrosion ...

2020-1-22  All the studies confirmed that, up to a critical level of 20–30% replacement, activated fly ash cement improved the corrosion resistance properties of concrete. It was also confirmed that the chemical activation of fly ash yielded better results than the other methods of activation investigated in the current study.

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BACTERIAL CONCRETE - SlideShare

2018-7-19  INTRODUCTION Bacterial concrete is also called as Self healing concrete or Microbial concrete. This is a combined study of Micro biology as well as concrete technology. As the name suggests self healing concrete is one that can sense its crack formation and can react to cure itself without any kind of human intervention. It is a type of ...

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Biomineralization and Successive Regeneration of ...

2020-1-15  Living building materials (LBMs) were engineered that are capable of both biological and structural functions. LBMs were created by inoculating an inert structural sand-hydrogel scaffold with Synechococcus sp. PCC 7002, a photosynthetic cyanobacterium. The scaffold provided structural support for Synechococcus, which toughened the hydrogel matrix via calcium carbonate

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张志刚-重庆大学土木工程学院 - cqu.cn

2021-7-30  Investigating Mechanical Properties and Self-healing Behavior of Micro-cracked ECC with Different Volume of Fly Ash, Construction and Building Materials, 2014,52:17-23. [26]Qin FJ, Zhang Zhigang, Xie B, Sun R. Eexperimental study on damage detection of ECC-concrete composite beams using piezoelectric transducers, Sensors, 2019,19(12):2799.

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