Bullet net material specifications The corner posts and door posts use 9cm × 9cm × 9mm × 220cm hot-rolled corner iron, and the small posts use 4cm × 4cm × 4mm × 190cm corner iron. 8 grids are required for grid fences The holes are spaced 20cm, 22cm, 22cm, 18cm, 18cm, 15cm, 15cm from the top to the bottom. Material specifications of the reinforced column: 7cm × 7cm × 7mm × 220cm hot-rolled corner iron. Ground Anchor Iron Reinforced Pile Material Specification: 4cm × 4cm × 4mm × 40cm × 60 hot-rolled and other corner iron bullpen mesh door. The structure and structure requirements of the fence door are iron, the width of a single fan is 2.5 meters, and the height is 1.2 meters. Vehicles in and out. The frame is welded by 1 inch steel pipe, and the network cable is welded by φ5 cold drawn wire. It is required not to be twisted or deformed. Technical standards for the installation of bullpen net posts: The distance between the two-phase collar hanging wire piles is 5 meters to 10 meters, and a barbed wire must be set up above; line. In large curved sections, the pitch of the bullpen mesh posts should be set according to the size of the curvature. The bullpen mesh post is buried at a depth of 60-65cm, which needs to be compacted. Reinforced structure (1) A straight-line fence in a flat area, with a single-span terminal structure within 50 meters in length, a double-span terminal structure between 50-200 meters in length, and a length of more than 200 meters, using a double-span "reinforced line pile structure" "Separate the total length of the fence into sections that do not exceed 200 meters. (2) The linear fence in the undulating area shall be provided at the top of the hill and the foot of the mountain. Every 100 meters, reinforcement and support piles should be provided.