Paragraph 136 I1

Where in consequence of the proposed construction of any of the authorised development, the undertaker or Northern Powergrid requires the removal of apparatus under paragraph 129 or otherwise or Northern Powergrid makes requirements for the protection or alteration of apparatus under paragraph 131, the undertaker shall use its best endeavours to co-ordinate the execution of the works in the interests of safety and the need to ensure the safe and efficient operation of Northern Powergrid’s apparatus taking into account the undertaker’s desire for the efficient and economic execution of the authorised development and the undertaker and Northern Powergrid shall use reasonable endeavours to cooperate with each other for these purposes.