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03.7 Supplying and laying of single layer polythene sheet weighing one kilogram per 6.5 square meter in floor or any where below cement concrete complete in all respect and accepted by Engineer-in-charge.

Considering 216 sft of work Assuming 2 nos 9'-0" x 12'-0" pieces with 6" over lap to cover 216 sft

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 Polythene sheet Extra length required: ((2 x 9'-0") = 18rft + (2 x 12'-0" )= 24 rft ) = 42 rft. Cost of polythene sheet: ((2 x 9'-0" x 12'-0" )= 216 sft + (Lap: 42 x 0'-6" )= 21 sft )= 237 sft 237 sft 260 per % sft 2.6 616.2
2 Skilled labour Skilled labour for laying polythene: 0.25 no 600 per day 600 150
Sub-Total 766.2
Contractor's Profit 10% 0.1 76.62
Contractor's Overhead Expenses 3.5% 0.035 26.82
Total 869.64
Add VAT with adjustment factor. 1.08108 7.5% 0.075 70.51
Grand Total 940.15
Rate per sft 4.35
Rate per per sqm 46.82
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