Breakup

Disinfections of the well including supply of sufficient quantity of bleaching powder (33% strength) chlorinated water having 150 ppm available free chlorine complete as per standard specification and accepted by the Engineer-in-charge.

considering no. 1

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 Disinfections of tube-well using bleaching powder (for 50 mm x 125 mm tube-well) Cost for disinfection of the tube well including supply of all the materials and other necessary cost as per specification 1 LS 1340 LS 2680 2680
Sub-Total 2680
Contractor's Profit 10% 0.1 268
Contractor's Overhead Expenses 3.5% 0.035 93.8
Total 3041.8
Add VAT with adjustment factor. 1.08108 7.5% 0.075 246.63
Grand Total 3288.43
Rate per each 3288
Rate per each 3288
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