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07.21.1 Supply and use of water reducing chemical admixture in concrete, complying ASTM C-494 Type – A of approved brand / origin / manufacturer and supplied by only manufacturer's authorised dealer with certificate of origin. The admixture is to reduce quantity of mixing water required for normal workability and to maintain low water-cement (W/C) ratio, for improved concrete quality assurance.

Considering 1 liter

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 Water reducing admixture in concrete: Type - A Cost of admixture 1 liter 150 per litre 150 150
1 Ordinary labour Carriage, safe storage, mixing & sundries etc. 1 LS 550 per day 16.5 16.5
Sub-Total 166.5
Contractor's Profit 10% 0.1 16.65
Contractor's Overhead Expenses 3.5% 0.035 5.83
Total 188.98
Add VAT with adjustment factor. 1.08108 7.5% 0.075 15.32
Grand Total 204.3
Rate per liter 204
Rate per liter 204
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