31. Where a street is altered or diverted or its use is temporarily prohibited or restricted under article 9 (street works), article 10 (power to alter layout, etc. of streets), article 11 (construction and maintenance of new or altered means of access) or article 12 (temporary stopping up of streets and public rights of way) any statutory undertaker whose apparatus is under, in, on, along or across the street is to have the same powers and rights in respect of that apparatus, subject to Schedule 12 (protective provisions), as if this Order had not been made.