During the CBN time...one of the retired cheif engineer is suppose to do quality checks and once he gives clear report in quality then only money paid to the contractor incase of any issue Govt stopped bills and forced contractor to pay the penalty...this is what happened in TDP time now that system is kicked out by Cong govt as they don't want any body controlling themmm....other than Sonia Gandhi....such a cruel govt in administration and you name it any thing Cong govt eating money sorry to say they want 24 hours in any day so that they can eat more...i'm from AP and we are under shit political leaders right now