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

Water-proofing membrane on the floor or on the horizontal surfaces with permanent protective cover
& wearing coarse (rate is excluding the cost of protective cover and wearing coarse)
Considering 10 sqm of work
1. Cost of membrane in/c
15% wastage and laping 11.5 sqm. @ 475 Per sqm. = 5462.5
2. Cost for laying membrance in/c cleaning surface
(a) Foreman 0.25 No. @ 350 each = 87.5
(b) Skilled labour 0.25 No. @ 200 each = 50
(c) Ordinary labour 0.5 No. @ 150 each = 75
(d) Local carriage, storage, tools & plant, sundries etc. L.S. = 75
Total = 5750
Profit 0.1 = 575
Overhead 0.035 = 201.25
= 6526.25
Add VAT with adjustment factor 1.04712 0.045 = 307.52
Grand total = 6833.77
Rate per sqm. = 683.38
Say, 683 .00 Per sqm.