3(1)Before beginning to construct any specified work, the nominated undertaker shall submit to the Board plans of the work and such further particulars available to it as the Board may within 14 days of the submission of the plans reasonably require.
(2)Any specified work shall not be constructed except in accordance with such plans as may be approved in writing by the Board or determined under paragraph 11.
(3)Any approval of the Board required under this paragraph shall not be unreasonably withheld and—
(a)shall be deemed to have been given if it is neither given nor refused (with an indication of the grounds for refusal) within 28 days of the submission of the plans for approval or where further particulars are submitted under paragraph 3(1), within 28 days of the submission of those particulars; and
(b)may be given subject to such reasonable requirements as the Board may make for the purpose of ensuring the safety or stability of the canal, including requirements as to the construction of protective works.