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(ii) 25 x 6 mm F.I.bars (@ 0.850 Ibs per rft) for inner members

 

 

 

 

 

 

 

Horizontal 6 x 5'-0" = 30.00 rft

 

 

 

 

 

 

 

Horizontal short piece 6x4x1.22' = 29.33 rft

vertical 6x4'-6" = 27.00 rft

 

 

 

 

 

 

 

F.I. Bars for clamps 4x 2 x 0'-6" 4.00 rft

 

 

 

 

 

 

 

90.33 rft

Add 5% wastage 4.52 rft

@

Tk.

24.94

per Ib

=

Tk.

2,010.66

94.85 rft

= 80.62 lbs

(b) Workshop charge:

Labour cost for manufacturing, welding

including supply of necessary electrode, cutting steel

to required sizes etx complete. 22.5 sft

(c) Labour charges:

@

Tk.

45.00

per sft

 

Tk.

1,012.50

Labour charges for fitting and fixing in position of grills

  1. mason 0.5 no

@

Tk.

600.00

per day

=

Tk.

300.00

  1. skilled labour 0.5 no

@

Tk.

390.00

per day

=

Tk.

195.00

(ii) Cost of screws 3 dzn

(d) Carriage charge for steel materials from market to
workshop and carrying the window grill

from workshop to building site. 1 No.

@

@

Tk.

Tk.

17.00

48.00

per dzn

each

=

=

Tk.

Tk.

51.00

48.00

 

 

 

 

Sub - Total

=

Tk.

4,040.14

 

 

 

Profit

10.00%

=

Tk.

404.01

 

 

 

Overhead

3.50%

=

Tk.

141.40

 

 

 

 

Total

=

Tk.

4,585.55

Add VAT with adjustment factor

 

1.06383

6.00%

=

Tk.

292.69

 

 

 

 

Grand Total

=

Tk.

4,878.24

 

 

 

 

Rate per sft

=

Tk.

216.81

 

 

 

 

Rate per sqm

=

Tk.

2,333.74

 

Say,

Tk.

2,334 .00 per sqm

 

 

 

 

 

 

 

 

 

 

 

Item No.- 13.4.1.1

 

 

 

 

 

 

 

Supply, fitting & fixing window grills made of M.S. section 25 mm x 6 mm size

 

 

 

 

 

 

 

F.I Bar in inner frame and no outer frame

 

 

 

 

 

 

 

For 1 No. window grill

 

 

 

 

 

 

 

Considering 5'-0" x 4'-6" = 22.50 sft = 2.09 sqm of work

(a) Materials:

 

 

 

 

 

 

 

(i) 25 x 6 mm F.I.bars (@ 0.850 Ibs per rft) for inner members

 

 

 

 

 

 

 

Horizontal 6 x 5'-0" = 30.00 rft

 

 

 

 

 

 

 

Horizontal short piece 6x4x1.22' = 29.33 rft

vertical 6x4'-6" = 27.00 rft

 

 

 

 

 

 

 

F.I. Bars for clamps 6x 2 x 0'-6" 6.00 rft

 

 

 

 

 

 

 

92.33 rft

Add 5% wastage 4.62 rft

@

Tk.

24.94

per Ib

=

Tk.

2,055.31

96.95 rft

= 82.41 lbs

(b) Workshop charge:

Labour cost for manufacturing, welding

including supply of necessary electrode, cutting steel

to required sizes etx complete. 22.5 sft

(c) Labour charges:

@

Tk.

45.00

per sft

 

Tk.

1,012.50

Labour charges for fitting and fixing in position of grills

  1. mason 0.5 no

@

Tk.

600.00

per day

=

Tk.

300.00

  1. skilled labour 0.5 no

@

Tk.

390.00

per day

=

Tk.

195.00

(ii) Cost of screws 3 dzn

(d) Carriage charge for steel materials from market to
workshop and carrying the window grill

from workshop to building site. 1 No.

@

@

Tk.

Tk.

17.00

48.00

per dzn

each

=

=

Tk.

Tk.

51.00

48.00

 

 

 

 

Sub - Total

=

Tk.

3,661.81

 

 

 

Profit

10.00%

=

Tk.

366.18