Guizhou University

Han Tu

Pan Wu

Youfa Luo

Manzhi Chen

Shui Zhang

An in-situ remediation method for a lead-zinc slag dump is provided, belonging to the technical field of prevention and control of soil pollution, including: step 1, providing a curing agent layer, a clay barrier layer and a planting soil layer on a surface of the lead-zinc slag dump in sequence, and providing an interceptor ditch and a retaining wall at a highest position and a lowest position of the lead-zinc slag dump respectively; step 2, planting ground covers and/or shrubs in the planting soil layer; and step 3, providing baffle plates and a plurality of regulating assemblies in lead-zinc slag, wherein each of the regulating assemblies comprises a water tank, a blind ditch and a first isolation plate, and a water outlet end of the water tank and a water outlet end of the blind ditch are connected with a reservoir.

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Guiyang, China

Han Tu