In case any local authority shall refuse or neglect to do what is herein or otherwise by law required of them,-or in case any obstruction shall arise in the execution of this Act, it shall be lawful for the Board, with, the approval of the Lord Advocate, to apply by summary petition to either division of the Court of Session, or during vacation or recess to the Lord Ordinary on the Bills, which division or Lord Ordinary are hereby authorised and directed to do therein and to dispose of the expenses of the proceedings as to the said division or Lord Ordinary shall appear to be just.