Wherever in the opinion of the Engineer it is necessary to change the grade or shift the curb line, water stop boxes and stop cocks affected by such change shall be moved as directed. In the event of the box being broken in its removal, the same shall be replaced at the contractor's expense.

Payment. - The price bid shall be in full compensation for the removal and resetting of the stop box, the removal and reconnection of the stop cock with the service branch, including the making of joints and the furnishing of any additional service pipe which may be necessary.