Break Up Details (Don's use Rate, its PWD rate 2008)

Supplying, fitting and fixing of corrugated aluminium curtain wall (S.S. colour)
Considering 1 No. curtain
Considering 10'-0" x 7'-0"= 70 sft. of work
(A) Cost of aluminium sections
1. 37.78 mm, 31.78 mm bottom cover
of 1.5 mm thick
3 x 10'-0"= 30 rft. @ 29 Per rft. = 870
2. 76.20 mm, 38.10 mm grouve cover
of 1.5 mm thick
3 x 10'-0"= 30 rft. @ 88 Per rft. = 2640
3. 57.15 mm, 15.80 mm grouve cover
of 1.5 mm thick
2 x 7'-0"= 14 rft.
2 x 10'-0"= 20 rft.
= 34 rft @ 42 Per rft. = 1428
4. 76.20 mm, 38.10 mm, 57.15 mm top
& side of 1.5 mm thick
4 x 7'-0"= 28 rft.
1 x 10'-0"= 10 rft.
= 38 rft. @ 88 Per rft. = 3344
5. 7.14 mm span drel of 1.5 mm thick
22 x 7'-0"= 154 rft @ 60 Per rft. = 9240
= 17522
Cutting wastage 0.05 = 876.1
Sub total (A) = 18398.1
(B) Cost of accessories:
(1) Rivet 100 pcs. @ 0.4 Per pc. = 40
(2) Screws 14 pcs. @ 0.4 Per pc. = 5.6
(3) Fixed neoprene 204 rft. @ 2 Per rft. = 408
Sub total (B) = 453.6
(C) Labour charge for fabrication, assembling and fitting-fixing in position
(1) Skilled technician 2.75 No. @ 400 each = 1100
(2) Semi- skilled technician 2.75 No. @ 250 each = 687.5
(3) Tools and plant, sundries etc. L.S. = 300
Sub total (C) = 2087.5
Total (A+B+C) = 20939.2
Profit 0.1 = 2093.92
Overhead 0.035 = 732.87
= 23765.99
Add VAT with adjustment factor 1.04712 0.045 = 1119.86
Grand total = 24885.85
Rate Per sft. = 355.51
Rate per sqm. = 3826.71
Say, 3827 .00 Per sqm.