Anti-leakage treatment construction method for existing tunnel

The invention provides an existing tunnel anti-leakage treatment construction method, which relates to the technical field of municipal tunnel treatment and comprises the construction steps of leaking stoppage, drainage, discharge and the like. On the basis of ensuring the safety and quality of the tunnel, the leakage prevention problem can be safely, quickly, efficiently and high-quality solved, and the waterproof capacity of the tunnel is improved. 本发明提供一种既有隧道防渗漏治理施工方法，涉及市政隧道治理技术领域，包括堵漏、引流和排出等施工步骤。本发明能够在保证隧道安全和质量的基础上，安全、快速、高效、高质量的解决防渗漏问题，提高隧道的防水能力。