Loading platform system of fly ash landfill and loading platform covering method

An unloading platform system of a fly ash landfill comprises a landfill foundation, an HDPE film, a concrete slab strip, a first annular buckle, a first connecting element, a pressing block component and a second connecting element, a plurality of mounting threaded holes are formed in the pressing block component, the mounting threaded holes are evenly distributed with the center axis of the pressing block component as the axis, and the first annular buckle and the second annular buckle are arranged in the landfill foundation. Each first connecting element comprises a first fixing bolt, a first connecting rope and a hook component, each second connecting element comprises a second fixing bolt, a second connecting rope and a second annular buckle, and the number of the first connecting elements and the number of the second connecting elements connected to the pressing block component are the same and are both larger than or equal to two. The first connecting element and the second connecting element are symmet