supply of man power for sanitation work supply of labour for sanitation works including collection and transportation of solid waste from door to door , road sweeping , drain cleaning , bush cutting for nac bellaguntha area . , skilled labour , wage of skilled labour , driver ( 3x30 ) , e . p . f @ 13% , esic @ 3 . 25% , semi - skilled labour , wage of semi - skilled labour , supervisior ( 1x30 ) , e . p . f @ 13% , esic @ 3 . 25% , unskilled labour , wage of unskilled labour ( 45x30 ) , e . p . f @ 13% , esic @ 3 . 25% , operation & maintenance such as fuel , broom , rowbar , belcha , dala , uniform , gloves , mask , gum boot etc @ 7 . 5% overhead charges . , contractor s profit @ 7 . 5%