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1 x 5'-0"= 5 rft @ 57.15 mm, 15.80 mm grouve cover of 1.5 mm thick 1 x 5'-0"= 5 rft @ 76.20 mm, 38.10 mm, 57.15 mm top & side of 1.5 mm thick 1 x 5'-0"= 5 rft 3 x 2'-6"= 7.5 rft	Tk. Tk. Tk.		118.00 per rft 60.00 per rft 118.00 per rft	= = =	Tk. Tk. Tk.	590.00 300.00 1,475.00
= 12.5 rft @	Tk. Tk. Tk.		118.00 per rft 60.00 per rft 118.00 per rft	= = =	Tk. Tk. Tk.	590.00 300.00 1,475.00
				=	Tk.	6,297.25
			Cutting wastage 3%	=	Tk.	188.92
			Total (A)	=	Tk.	6,486.17
(B) Cost of accessories:
Sliding window key lock 1 set @	Tk.		80.00 per set	=	Tk.	80.00
Sliding window wheel 2 nos @	Tk.		70.00 each	=	Tk.	140.00
Sliding window mohiar 33 rft @	Tk.		1.30 per rft	=	Tk.	42.90
Sliding neoprene 28 rft @	Tk.		2.70 per rft	=	Tk.	75.60
Bolts and screws in/c sealants			LS	=	Tk.	211.46
			Total (B)	=	Tk.	549.96
(C) Labour charge for fabrication, assembling and fitting-fixing in position
Skilled technician 1.25 no @	Tk.		1,000.00 each	=	Tk.	1,250.00
Semi- skilled technician 1.25 no @	Tk.		600.00 each	=	Tk.	750.00
Tools and plant, sundries etc.			LS	=	Tk.	320.00
			Sub total (C)	=	Tk.	2,320.00
			Total (A+B+C)	=		9,356.13
		Profit 10.00%		=	Tk.	935.61
			Overhead 3.50%	=	Tk.	327.46
			Total	=	Tk.	10,619.20
Add VAT with adjustment factor			1.06383 6.00%	=	Tk.	677.82
			Grand Total	=	Tk.	11,297.02
			Rate per sft	=	Tk.	322.77
			Rate per sqm	=	Tk.	3,474.30
Say,	Tk.		3,474 .00 per sqm

Item No.- 14.8.2
Supplying, fitting and fixing aluminium sliding and fixed composite window frame and shutter (bronze colour)
Considering 1 No. window
Considering 5'-0" x 7'-0" = 35 sft of work
(A) Cost of aluminium sections:
1. 75.50mm, 32 mm outer bottom (high) of 1.5 mm thick
1 x 5'-0"= 5 rft @	Tk.		90.00 per rft	=	Tk.	450.00
2. 75.5 mm, 26.80 mm outer top of 1.5 mm thick 1x 5'-0"= 5 rft @	Tk.		92.00 per rft	=	Tk.	460.00
3. 33 mm, 26.80 mm, 22 mm shutter top of 1.5 mm thick 1 x 4'-9"= 4.75 rft @	Tk.		62.00 per rft	=	Tk.	294.50
4. 60 mm, 24 mm shutter bottom of 1.5 mm thick (0.736 kg/m) 1 x 4'-9"= 4.75 rft @	Tk.		87.00 per rft		Tk.	413.25
5. 75.50 mm, 19.90 mm outer side of 1.5 mm thick 2 x 4'-6"= 9 rft @	Tk.		77.00 per rft	=	Tk.	693.00
6. 31.00 mm, 26.00 mm sliding fixed side of 1.5 mm thick 1 x 4'-6"= 4.5 rft @	Tk.		46.00 per rft	=	Tk.	207.00
7. 49.20 mm, 26.20 mm shutter lock of 1.5 mm thick 1 x 4'-6"= 4.5 rft @	Tk.		80.00 per rft	=	Tk.	360.00