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07.22.1 Water-proofing membrane on external surface of primed vertical or inclined wall /on plastered and primed back-wall and concrete cast against membrane. (Excluding cost of back fill/brick wall on back/plaster when membrane laid on back-wall and concrete cast against membrane which to be paid as per corresponding items in this schedule)

Considering 10 sqm of work

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 Primer for laying PVC membrane on wall Cost of primer on the surface to be bonded 1 liter 580 per litre 580 580
1 Water-proofing PVC membrane Cost of membrane in/c 10% wastage and laping 11 sqm 610 per sqm 610 6710
1 Foreman/Supervisor Cost for laying membrance in/c cleaning surface : Foreman 0.5 no 850 per day 850 425
1 Skilled labour Skilled labour 0.5 no 600 per day 600 300
1 Ordinary labour Ordinary labour 1 no 550 per day 550 550
1 Ordinary labour Local carriage, storage, tools & plant, sundries etc. 1 LS 550 per day 275 275
Sub-Total 8840
Contractor's Profit 10% 0.1 884
Contractor's Overhead Expenses 3.5% 0.035 309.4
Total 10033.4
Add VAT with adjustment factor. 1.08108 7.5% 0.075 813.52
Grand Total 10846.92
Rate per sqm 1084.7
Rate per sqm 1084.7
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