Work acceptance criteria shall be as per following
'-internal tank cleaning acceptance on the entire tank wall shall be free from oil and mud solid particle.
'- work shall be finished within time and shall not exceed five working day.
'- working area shall be properly tidy up.
'- waste shall be properly disposed and complied with regulations and low.
if any,the chemical for cleaning work such as degrease, surfactant, detergent,etc shall be biodegradable and MSDS shall be provided for registration prior work commencing