Paragraph 65 I1

The undertaker must, upon completion of any part of a specified work, and after the purpose of any temporary works has been accomplished, remove as soon as reasonably practicable any temporary works constructed and materials for temporary works placed in, on or over the river in connection with that part of the specified work.

All temporary works must be removed to the reasonable satisfaction of the engineer and in such a way as causes as little adverse effects or interference as reasonably practicable with, or delay or interruption to, the safe passage of vessels along the river.

In the event of any adverse effects to the river that is caused by the undertaker's failure to remove any temporary works in accordance with sub-paragraph (1), the undertaker must as soon as reasonably practicable make good such adverse effects and pay to the GYPA the reasonable additional costs and expenses it incurs by reason of such failure to remove temporary works.

In the event of the undertaker failing to remove any temporary works in accordance with sub-paragraph (1) and thereafter failing to remove the temporary works within a reasonable period after receiving notice from the GYPA, the GYPA may remove those works and charge the undertaker the reasonable costs and expenses incurred as a result.