Table 5.
Predicted tensile strength result at different days' intervals.
| Day | Sample | Normal concrete | Bacillus sphaericus bacterial concrete | Streptococcus aureus bacterial concrete | ||||
|---|---|---|---|---|---|---|---|---|
| 106 cfu/ml | 107 cfu/ml | 108 cfu/ml | 106 cfu/ml | 107 cfu/ml | 108 cfu/ml | |||
| 7 days | A | 2.038227629 | 2.503436224 | 2.571832482 | 2.448358056 | 2.404809379 | 2.453956321 | 2.294631801 |
| B | 2.077793632 | 2.422404145 | 2.524926774 | 2.433640017 | 2.291045402 | 2.463043444 | 2.221051093 | |
| C | 2.038227629 | 2.461646233 | 2.606120893 | 2.531153289 | 2.316821444 | 2.291045402 | 2.333946661 | |
|
| ||||||||
| 28 days | A | 3.121586521 | 3.380684022 | 3.409839839 | 3.293278443 | 3.31145373 | 3.376333718 | 3.229685754 |
| B | 3.166899629 | 3.292651047 | 3.497988291 | 3.373846899 | 3.297668971 | 3.287630294 | 3.123506065 | |
| C | 3.126064779 | 3.253665605 | 3.399924843 | 3.310201448 | 3.236634043 | 3.37881986 | 3.251144495 | |
|
| ||||||||
| 56 days | A | 3.452476917 | 3.545113386 | 3.6664519 | 3.501055467 | 3.596259797 | 3.725366843 | 3.543892297 |
| B | 3.417887928 | 3.435816163 | 3.598688612 | 3.417269093 | 3.560363902 | 3.671274354 | 3.512701689 | |
| C | 3.474030048 | 3.529227066 | 3.614461166 | 3.437051316 | 3.481408306 | 3.692946494 | 3.626576596 | |
|
| ||||||||
| 90 days | A | 3.619309138 | 3.954758866 | 3.97408953 | 3.862307051 | 3.954172543 | 3.993969665 | 3.835064357 |
| B | 3.464799065 | 3.979940439 | 3.859349338 | 3.723568456 | 3.897734599 | 3.885938698 | 3.800612473 | |
| C | 3.564629716 | 3.91893403 | 3.979940439 | 3.856390786 | 3.991048415 | 3.942439324 | 3.862307051 | |
|
| ||||||||
| 120 days | A | 3.752902069 | 4.098616165 | 4.136738945 | 3.972333635 | 4.156327281 | 4.197696287 | 3.991632728 |
| B | 3.682116322 | 4.124623116 | 4.018477076 | 3.918345731 | 4.152873001 | 4.196549189 | 3.958862225 | |
| C | 3.750510674 | 4.100930361 | 4.152297184 | 3.962378139 | 4.203430041 | 4.151145462 | 3.978185501 | |
|
| ||||||||
| 180 days | A | 3.860532523 | 4.208587947 | 4.256045786 | 4.084720819 | 4.254904531 | 4.317506874 | 4.061522956 |
| B | 3.860532523 | 4.201136887 | 4.197696287 | 4.021973619 | 4.196549189 | 4.322046643 | 4.13327862 | |
| C | 3.79823223 | 4.077766587 | 4.176456144 | 4.049905639 | 4.209160903 | 4.309558025 | 4.000977445 | |
|
| ||||||||
| 270 days | A | 3.776785136 | 4.294212764 | 4.366217491 | 4.137892149 | 4.392753571 | 4.442279551 | 4.158629545 |
| B | 3.895376476 | 4.18392344 | 4.270871825 | 4.150569557 | 4.308422033 | 4.389933406 | 4.069647769 | |
| C | 3.891838301 | 4.323748602 | 4.357170323 | 4.137892149 | 4.358867196 | 4.365086974 | 4.164958342 | |
|
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| 365 days | A | 3.948307546 | 4.393317523 | 4.434976112 | 4.21145244 | 4.348116202 | 4.510604955 | 4.195401974 |
| B | 2.503436224 | 4.378646039 | 4.379775259 | 4.281124862 | 4.378646039 | 4.404590959 | 4.208014962 | |
| C | 4.012647003 | 4.350946363 | 4.446210333 | 4.168983907 | 4.421481136 | 4.503342676 | 4.194254644 | |