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18.1.1 Supplying, fitting and fixing plain Particle board ceiling (Drop/Plain) (complying unit wt 499 to 550 kg/m3, bending strength 0.35 N/mm2, max swelling 8%, moisture content not more than 10%), of 12 mm thick with best quality and well seasoned Garjan wood frame of section 50 mm x 38 mm at 600 mm x 600 mm in grid suspended from ceiling or roof or beam by 12 SWG double ply G.I. wire fixed to the ceiling by rowel plug, screws, hooks, nails etc, maintaining straight lines and desired finished level at bottom face including vertical strut as required, cutting holes in slabs or beams by electric drill machine and mending good the damages, if any during execution of the work, including the provisions of lighting arrangement, also including cost and carriage of all materials, accessories, labour for installation, electricity charge, scaffolding, screws, nails, with best quality and approved colour etc. All complete, as per drawing design and accepted by the Engineer-in-charge. All sizes of wood are finished. All Garjan wood frames must be protected from termites, cockroach and other insects. Measurement will be taken as per finished surface area. The brick/ RCC surface shall be dry and damp-proof. (Rate is excluding cost of polish/ paint etc. of any type).

Considering a panel of 12' x 16'= 192 sft of work

SL Item Name Quantity Unit Item Rate (Taka) Item Unit Unit Price (Taka) Sub Total (Taka)
1 Garjan/Jam/local Sal Cost of Garjan wood: (7 x 16' + 9 x 12') x 2" x 1.5"= 4.58 cft Leg -20x 2'-3''x 2" x1.5''= 0.94 cft 5.52 Add 5% wastage= 0.28 cft = 5.80 cft 5.8 cft 2200 per cft 2200 12760
2 12 mm thick Plain Particle board : 550kg/m3 Cost of 1/2" thick plain particle board 12'-0" x 16'-0"= 192 sft Add 5% wastage= 9.6 sft = 201.6 sft 201.6 sft 40 per sft 40 8064
4 Carpenter Carpenter 10 nos 700 per day 700 7000
5 Helper to carpenter/painter/plumber/rod binder/electrician/polish mistry/rig operator Carpenter helper 20 nos 550 per day 550 11000
3 Scaffolding (upto 3.5 m height) LS 300
6 Carrying to site in/c sundries LS 1000
Sub-Total 40124
Contractor's Profit 10% 0.1 4012.4
Contractor's Overhead Expenses 3.5% 0.035 1404.34
Total 45540.74
Add VAT with adjustment factor. 1.08108 7.5% 0.075 3692.49
Grand Total 49233.23
Rate per sft 256.42
Rate per sqm 2760.1
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