Tenn. Code Ann. § 54-12-144

When an appeal is taken and prosecuted from the judgment or order of the monthly county court awarding damages, the appeal shall not prevent the work of the improvement district from proceeding, nor with the appropriation and condemnation of the lands, as provided in §§ 54-12-151 and 54-12-152, if the district or the petitioners for the appeal, or any of them, give bond with good security, payable to the party or person awarded damages in double the amount of damages awarded and costs as may be awarded on appeal.