Anti-seepage system for reconstructing household garbage landfill into fly ash landfill

The utility model discloses an anti-seepage system for reconstructing a household garbage landfill into a fly ash landfill. The anti-seepage system comprises a household garbage landfill layer, a middle liner layer, a fly ash landfill reservoir area anti-seepage layer and an anchoring ditch, the household garbage landfill layer is an original household garbage landfill pile body; the middle liner layer comprises an air guide layer, a middle protective layer and a reinforced soil layer which are sequentially arranged from bottom to top; the anti-seepage layer of the fly ash landfill reservoir area comprises a secondary anti-seepage layer, a drainage layer, a main anti-seepage layer and a leaching solution guide and drainage layer which are sequentially arranged from bottom to top. And a household garbage landfill gas guide and discharge facility is arranged in the household garbage landfill layer and comprises a landfill gas guide and discharge well and a horizontal gas guide blind ditch. According to the tech