The bearing characteristic of large diameter and super-long pile in quaternary soil layer is analyzed in the case of no good bearing layer (such as rock, sand and cobble layer) and no ripe experience.

When the environmental risk is unacceptable, storage unit may be established temporarily in this landfill site to store this soil temporarily which is to be disposed of when the occasion is ripe.

It just bury the fruit into the soil and dont allowed to be digged out until ripe.