1030. Property held by statutory undertakers.

Any order relating to obstruction warnings1 which affects any property held by a statutory undertaker2 for the purpose of his undertaking must be so framed as to avoid interference with the proper carrying on of the undertaking3. Except in an emergency, no person may enter in pursuance of such an order upon any land so held, unless he has given the statutory undertaker at least three clear days' notice of his intention so to do; and, when entry is made, the person entering must comply with any reasonable directions given to him by or on behalf of the undertaker