Executive Summary Partnering with the owner and its EPCM, TorcSill designed, manufactured and installed more than 23,000 linear feet of helical piling material in less than one month to support a radiation fence for the time-sensitive Ground Flare Project. Challenges At time of initial design, it was known that this location was the site of an old construction landfill, presenting sub­ grade debris challenges such as concrete and rebar, as well as organic materials within the top 20 feet of com­ pacted fill. Later, it was learned that the pad contractor had used a stabilization technique that had cemented the soils. Adding to the pre-existing subgrade challenges, down drag on the piles, high lateral loads and a very aggressive construction schedule dictated a sound engineering and

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