(1)  In this section –

effluent includes irrigation run-off, storm water and waste water (whether generated by humans or animals);

onto the corridor means onto the surface of the corridor or into any part of the subsurface of the corridor.

(2)  An adjoining landowner in relation to adjoining land must not, without the written consent of the responsible manager in relation to a corridor –

(a) do anything to concentrate the natural drainage of the adjoining land onto the corridor; or

(b) do anything on the adjoining land to increase, impede or redirect natural drainage in and around the corridor; or

(c) cause or allow effluent from the adjoining land to flow, drain, seep or otherwise discharge onto the corridor.

(3)  If a responsible manager in relation to a corridor has to carry out works to ensure the safety of persons on the corridor as the direct or indirect result of an adjoining landholder's failure to comply with the obligation under subsection (2) , any costs reasonably incurred by the responsible manager in carrying out those works are recoverable as a debt due to the responsible manager from the adjoining landholder.