First, the foundation should have a certain strength and stability;
2. A maintenance period of more than 20 days is required after the foundation is completed;
3. The surface of cement concrete foundation is required to be free of oil, dust, hollowing, and smooth and dense surface;
Fourth, the surface of the asphalt concrete foundation has no oil stains, no loose edges, and no collapsed edges.
Fifth, there is no obvious rolling wheel track, the seam is smooth, there is no water obstruction, and the depth of water accumulation does not exceed 30 mm for half an hour after stopping rain.
6. The hybrid plastic runway adopts a mixed structure approved by the IAAF, the surface layer is PU particles or EPDM weather-resistant environmental protection color particles, and the parent is all PU mixed with some rubber particles. The construction process is simple and in line with international competition standards. Standard thickness 13mm.
7. The composite plastic runway adopts a composite structure approved by the IAAF, the upper layer is PU particles or EPDM weather-resistant environmental protection color particles, water-permeable polyurethane sealing, and the lower layer adopts mechanical construction buffer mats. Meets international competition standards. Standard thickness 13mm.
8. The breathable plastic runway adopts a composite structure approved by the International Tianlian, the upper layer is mixed with PU particles or EPDM weather-resistant environmental protection color particles, mechanically sprayed, and the lower layer is a buffer mat for mechanical paving. Meet the training standards of professional track and field athletes. Standard thickness 13mm.
9. EPDM breathable plastic sports field is the best used in the stadium and school sports field, with water permeability, double-layer sports mat, with high elasticity and protection of human joints required on the court.