(2)If, on such inspection, it appears that the opening of the ground was necessary for the prevention or removal of a nuisance, the expenses thereby incurred shall be paid by the owner or occupier of the land or building; but if it be found that no nuisance exists or but for such opening would have arisen, the ground or portion of any building, drain or other work, if any, opened, injured or removed for the purpose of such inspection shall be filled in, reinstated and made good by the committee.
