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Archive for June, 2015

24 June 2015

A new approach for exempting a landfill from NSPS

Closed landfills often have a hard time meeting New Source Performance Standards (NSPS) because declining gas levels leads to declining gas quality. I was recently involved at a project for a landfill in Wisconsin where we were able to remove the landfill from NSPS operating parameters and set up an alternative operating scenario. The route…

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Categories: Air Quality, Biogas and Landfill Gas, Environmental Planning & Compliance
Posted By Cyndi Neitzel, PE at 11:30 AM  |  1 Comment on A new approach for exempting a landfill from NSPS

10 June 2015

Mechanically stabilized earth berms can be a great tool for increasing air space capacity

I have come to consider mechanically stabilized earth (MSE) berms as an important addition to the landfill design tool belt. While we continue to refine and optimize recycling and re-use options, the landfill continues as an invaluable resource – too valuable to ignore practical approaches to maximize air-space capacity. In my view, MSE berms offer…

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Categories: Landfill Engineering and Design, Solid Waste
Posted By Mark Swyka, PE at 11:30 AM  |  No Comments on Mechanically stabilized earth berms can be a great tool for increasing air space capacity