1, artificial turf cement concrete foundation Flatness: Flatness pass rate above 95%, 5 m ruler error of 3mm.
2, artificial turf cement concrete foundation slope: Center site 3 ‰ -4 ‰, Turtle drainage design. Corners 8 ‰, straights 5 ‰, semi-circular area 5 ‰, the surface should be flat, smooth, to ensure drainage.
3, artificial turf cement concrete foundation strength and stability: a uniform solid surface, no cracks, no bad side seams straight and smooth, about 6000mm × 6000mm cuts as well. Cushion compaction, the density of greater than 95%, after a mid-sized mill pressure, no significant wheel tracks, surface dust loose, wave and so on.
4, artificial turf cement concrete foundation impermeable layer: new PVC thick impermeable film, lap should be greater than 200mm. Edge margin greater than 150mm.
5, artificial turf maintenance of cement concrete foundation: basic maintenance period of 21 days.
6, artificial turf cement concrete foundation positioning: To accurately draw lines needed for construction and application of solid distinctive marker lines marked each venue.