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

Extra rate for each 1 m additional lead beyond 10 m
Considering 1000 cft. work
1. Ordinary labour 0.2 No. @ 150 each = 30
Total = 30
Profit 0.1 = 3
Overhead 0.035 = 1.05
34.05
Add VAT with adjustment factor 1.04712 0.045 = 1.6
Grand total = 35.65
Rate per cft. = 0.04
Rate per cum. = 1.41
Say, 1.41 Per cum.