(ii) 75 mm or 3" thick damp proof course (1:1.5:3) with Sylhet sand (F.M. 2.3) and 1/2 " down stone chips | ||||||||

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

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

Total | = | 15600.5 | ||||||

Cost for 100 sft. | = | 3900.13 | ||||||

2. | Labour for casting 100 sft. | |||||||

(i) | Head mason | 0.5 | No. | @ | 350 | each | = | 175 |

(ii) | Mason | 1 | No. | @ | 250 | each | = | 250 |

(iii) | Ordinary labour | 3 | Nos. | @ | 150 | each | = | 450 |

(iv) | Bitumenous coating | 100 | sft. | @ | 650 | Per % sft. | = | 650 |

3. | Cost of wood for side shutter (considering 10" width & 120 rft long wall): | |||||||

2 x 120'-0" x 3" x 1"= | 5 | 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. | ||||||

6.82 | cft. | |||||||

Add 5% wastage | 0.34 | cft. | ||||||

= | 7.16 | cft. | @ | 350 | ||||

Using 6 times | = | 417.67 | ||||||

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

2 x 120'-0" x 3" = | 60 | sft. | @ | 7 | Per sft. | = | 420 | |

Total | = | 6262.8 | ||||||

Profit | 0.1 | = | 626.28 | |||||

Overhead | 0.035 | = | 219.2 | |||||

7108.28 | ||||||||

Add VAT with adjustment factor | 1.04712 | 0.045 | = | 334.94 | ||||

Grand total | = | 7443.22 | ||||||

Rate per sft. | = | 74.43 | ||||||

Rate per sqm. | = | 801.16 | ||||||

Say, | 801 | .00 Per sqm. | ||||||

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