Penalty for obstruction (inferred title)

(3) unlawfully obstruct the flow of, or flush, draw off or divert or take sewage from any works belonging to the Department; or (4) obstruct any officer or staff of the Department in discharge of his duties under this Act and the rules made thereunder or refuse or wilfully neglect to furnish him with the means necessary for the making of any entry, inspection, examination or inquiry thereunder in relation to sewerage works.