| Chief Engineer |
To deal with all excesses of not more than 5% of the amount of sanctioned estimate |
| Superintending Engineer |
To deal with all excesses of not more than 5% of the amount of sanctioned estimate provided that the total amount of excess is within limit of the powers to sanction estimates technically |
| Executive Engineer |
To deal with all excesses of not more than 5% of the amount of sanctioned estimate provided that the total amount of excess is within limit of the powers to sanction estimates technically |