Quality Acceptance of Geomembrane Construction

1. The material and construction of composite geomembrane shall comply with the national standards for polyethylene geomembrane and composite geomembrane issued by the National Bureau of Quality and Technical Supervision.
2. Construction quality acceptance is divided into self inspection by the construction unit and random inspection by the contracting unit.
3. Welding quality inspection adopts the "inflation pressure method", damage repair adopts the "visual inspection method", and the inflation pressure detection index is 0.06Mpa.
4. The quality acceptance process includes process handover procedures, completion acceptance, and other contents.
5. Normal leakage rate of artificial lake: ≤ 15mm/24h (including seasonal evaporation loss).