(iii) 150 mm or 6" thick damp proof course (1:1.5:3) with Sylhet sand (F.M. 2.3) and 1/2" down stone chips | ||||||||

using water-proofing admixture / agent | ||||||||

Considering 100 cft. of work (covering 400 sft. area) | ||||||||

1. | Cost for concrete: | |||||||

(i) | Crushed stone chips | 83 | cft. | @ | 7500 | Per % cft. | = | 6225 |

(ii) | Sand (F.M. 2.3) | 41.5 | cft. | @ | 2200 | Per % cft. | = | 913 |

(iii) | Cement | 22 | bags | @ | 370 | Per bag. | = | 8140 |

(iv) | Water proofing Admixure / agent | 4.4 | liter | @ | 154 | Per liter | = | 677.6 |

(v) | Curing. | L.S. | = | 75 | ||||

(vi) | Mixture machine, pump, local carriage, sundries, T & P etc. | L.S. | = | 247.5 | ||||

Total for 100 cft | = | 16278.1 | ||||||

2. | Labour for casting | 100 | cft. | @ | 1680 | Per % cft. | = | 1680 |

3. | Cost of wood for side shutter (considering 10" width & 240 rft long wall): | |||||||

2 x 240'-0" x 6" x 1"= | 20 | cft. | ||||||

25 x 1'-3" x 2" x 1"= | 0.43 | cft. | ||||||

2 x 25 x 1'-0" x 2" x 1"= | 1.39 | cft. | ||||||

21.82 | cft. | |||||||

Add 5% wastage | 1.09 | cft. | ||||||

= | 22.91 | cft. | @ | 350 | ||||

Using 6 times | = | 1336.42 | ||||||

4. | Labour for side shutter: | |||||||

2 x 240'-0" x 6" = | 240 | sft. | @ | 7 | Per sft. | = | 1680 | |

Total | = | 20974.52 | ||||||

Profit | 0.1 | = | 2097.45 | |||||

Overhead | 0.035 | = | 734.11 | |||||

23806.08 | ||||||||

Add VAT with adjustment factor | 1.04712 | 0.045 | = | 1121.75 | ||||

Grand total | = | 24927.83 | ||||||

Rate per cft. | = | 249.28 | ||||||

Rate per cum | = | 8803.32 | ||||||

Say, | 8803 | .00 Per cum. | ||||||

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