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How about the treatment of the foundation surface?

How about the treatment of the foundation surface?

Update Time:2021-03-18
Paving process of the prefabricated rubber surfaces Part 2-Foundation surface treatment
Asphalt foundation treatment
1. Use PU glue to seal the foundation surface to seal the gaps in asphalt concrete
2. Carry out a water spray test to find out the depressions
3. Use PU glue to fill the low recesses, and use a straight bar longer than the width of the water to be 2m for repeated scraping. There should be no bumps, undulations and waves.
4. Try to fill up the slope according to the slope of the drainage direction
5. The high convexity is smoothed by a stone grinder
6. The whole machine is polished to form a smooth, neat and rough base surface that is convenient for stable bonding



Cement foundation treatment
1. Detect the flatness of the foundation
2. The high convexity is smoothed by a stone grinder
3. The low concave area is mixed with cement and quartz sand according to the proportion of water-based environmentally friendly glue and then filled up.
4. Clean, cut and fill the expansion joints, and use professional joint sealant to make up
5. After the overall leveling, the surface must be professionally waterproofed

Do you remember the Part 1?