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07.21.2 Supply and use of retarding chemical admixture in concrete, complying ASTM C-494 Type - B of approved brand/origin/manufacturer and supplied by only manufacturer’s authorised dealer with certificate of origin. The admixture for retarding setting time of concrete, there by reducing shrinkage in concrete specially for concrete laid in thick layers and intended delayed construction for improved construction joints, re-concreting etc.

Considering 1 liter

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 Retarding admixture in concrete: Type - B Cost of admixture 1 liter 160 per litre 160 160
1 LUMSUM Carriage, safe storage, mixing & sundries etc. 1 LumSum 0
Sub-Total 160
Contractor's Profit 10% 0.1 16
Contractor's Overhead Expenses 3.5% 0.035 5.6
Total 181.6
Add VAT with adjustment factor. 1.08108 7.5% 0.075 14.72
Grand Total 196.32
Rate per liter 196
Rate per liter 196
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