the construction of any new street including any structure carrying the street;

the strengthening, improvement, repair or reconstruction of any street under the powers conferred by this Order;

the maintenance of the structure of any bridge or tunnel carrying a street;

any alteration, diversion, prohibition or restriction in the use of a street authorised by this Order; or

the carrying out in the street of any of the works referred to in article 10(1) (construction and maintenance of new or altered means of access).

make provision for the street authority to carry out any function under this Order which relates to the street in question;

include an agreement between the undertaker and street authority specifying a reasonable time for the completion of the works; and

contain such terms as to payment and otherwise as the parties consider appropriate.