The construction quality control points of Geogrid and geocell are as follows:

• 1. The quality and quantity of raw materials shall be randomly inspected according to the specified frequency and standard, and the protection shall be strengthened during construction to prevent pollution and damage.
• 2. The surface of the underlying layer of geosynthetics should be leveled and compacted, and the hard protrusions on the surface should be removed.
• 3. When laying geosynthetics, the direction with high strength should be placed in the main stress direction of the embankment. When the design requires special requirements, it should be laid according to the design.
• 4. After the geosynthetics are paved, the folded section shall be paved according to the design requirements and covered with sand in time.
• 5. It is strictly forbidden to roll or walk on Geosynthetics directly by rolling and transportation equipment.
• 6. Lap joint and anchorage width meet the requirements.
• 7. The original ground drainage should form 4% road crown.
• 8. The laying of geosynthetics is a concealed project. During the construction process, the quality inspection personnel shall monitor the site and make inspection records of the concealed works. The construction of the next process can be carried out after being reported to the supervisor for signature.