Co-operation
15. Where in consequence of the proposed construction of any of the authorised development, the undertaker or a protected person requires the removal of apparatus under paragraph 7(2) or a protected person makes requirements for the protection or alteration of apparatus under paragraph 9, 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 the protected person’s undertaking taking into account the undertaker’s desire for the efficient and economic execution of the authorised development, and the undertaker and each relevant protected person shall use their best endeavours to co-operate with each other for those purposes.