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03.6.2 150 mm thick damp proof course (1:1.5:3) with cement, Sylhet sand (F.M. 2.2), stone chips and water-proofing admixture/agent approved by Engineer-in-charge.

Considering 100 cft of work (covering 400 sft area)

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 12 mm (1/2") down grade stone chips Cost for concrete: Crushed stone chips 83 cft 17840 per % cft 178.4 14807.2
2 Sand (F.M. 2.2) Sand (F.M. 2.2) 41.5 cft 5380 per % cft 53.8 2232.7
3 Portland Composite Cement ,(CEM-II/B-M 42.5N (42.5MPa) (6-20% constituents other than clinker): 50 kg bag Cement 22 bags 410 per bag 410 9020
4 Water reducing high range admixture in concrete: Type - F Water proofing Admixure / agent 4.4 liter 210 per litre 210 924
5 Ordinary labour Curing. 1 LS 550 per day 275 275
6 Ordinary labour Mixture machine, pump, local carriage, sundries, T & P etc. 1 LS 550 per day 907.5 907.5
7 Laying concrete (1200 cft per day using one mixture machine) Labour for casting 100 cft 1666.25 % cft 16.66 1666
8 Timber for formwork Cost of wood for side shutter (considering 10" width & 240 rft long wall): 2 x 240'-0" x 6" x 1"= 20.00 cft 25 x 1'-3" x 2" x 1"= 0.43 cft 2 x 25 x 1'-0" x 2" x 1"= 0.69 cft 21.12 cft Add 5% wastage 1.06 cft = 22.18 cft (using 6 times) 22.18 cft 550 per cft 91.67 2033.24
9 Placing and removing of shutter for formwork Labour for side shutter: 2 x 240'-0" x 6" = 240.00 sft 240 sft 18 per sft 18 4320
Sub-Total 36185.64
Contractor's Profit 10% 0.1 3618.56
Contractor's Overhead Expenses 3.5% 0.035 1266.5
Total 41070.7
Add VAT with adjustment factor. 1.08108 7.5% 0.075 3330.05
Grand Total 44400.75
Rate per cft 444.01
Rate per cum 15680.21
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