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

Considering 1000 cft. of excavation work
(i) Extra labour 2 Nos. @ 150 each = 300
Profit 0.1 = 30
Overhead 0.035 = 10.5
= 340.5
Add VAT with adjustment factor 1.04712 0.045 = 16.04