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07.22.2 Water-proofing membrane on made up surface below the floor or below the horizontal surfaces with temporary protective cover using polystyrene/38 mm thick sand-cement mortar in 4:1 /or by equally effective alternative. (Rate is excluding the cost of protective cover 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 membrane in/c 10% wastage and laping 11 sqm 580 per litre 580 6380
1 Foreman/Supervisor Cost for laying membrance in/c cleaning surface : Foreman 0.25 no 850 per day 850 212.5
1 Skilled labour Skilled labour 0.25 no 600 per day 600 150
1 Ordinary labour Ordinary labour 0.5 no 550 per day 550 275
1 Ordinary labour Local carriage, storage, tools & plant, sundries etc. 1 LS 550 per day 275 275
Sub-Total 7292.5
Contractor's Profit 10% 0.1 729.25
Contractor's Overhead Expenses 3.5% 0.035 255.24
Total 8276.99
Add VAT with adjustment factor. 1.08108 7.5% 0.075 671.11
Grand Total 8948.1
Rate per sqm 894.8
Rate per sqm 894.8
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