Discharges, etc.
37.—(1) TfL must not without the consent of the PLA exercise the powers conferred by article 14 (discharge of water) so as to—
(a)deposit in or allow to fall or be washed into the river Thames any gravel, soil or other material;
(b)discharge or allow to escape either directly or indirectly into the river Thames any offensive or injurious matter in suspension or otherwise; or
(c)directly or indirectly discharge any water into the river Thames.
(2) Any consent of the PLA under this paragraph must not be unreasonably withheld but may be given subject to such terms and conditions as the PLA may reasonably impose.
(3) Any consent under this paragraph is deemed to have been given if it is neither given nor refused (or is refused but without an indication of the grounds for refusal) within 35 days of the day on which the request for consent is submitted under sub-paragraph (1).