Western Lake Superior Sanitary District Landfill Closure

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Ames Construction // Commercial // Western Lake Superior Sanitary District Landfill Closure

Project Location: Duluth, Minnesota

Client: MPCA

Synopsis of work:

The WLSSD Landfill Final Closure project is the second phase of a commercial construction project with the Minnesota Pollution Control Agency as part of their Closed Landfill Clean-up Program.

Ames project scope consisted of removing and disposal of 500,000 cubic yards of existing cover soils, regrading 300,000 cubic yards of waste and installing 80 acres of liner and infrastructure work including piping. Additional soils were placed over the top of the liner and an active gas system was installed, including 75 gas wells and 20,000 linear feet of HDPE gas header pipe.

Click to enlarge any of the photos below:

Landfill closure included removal and disposal of existing cover soils
Crews regraded waste and installed 80 acres of liner
Liner was topped with additional soils and installed an active gas system