Whitepapers and Case Studies

Whitepapers and case studies for the civil and structural engineering industry.

Geocellular System Repairs Eroded Highway Embankment

Runoff from an adjacent Maryland highway caused severe erosion of a 2H:1V embankment and a wetlands at the bottom prevented flattening the slope.  The...

St. Louis Gateway Arch Park – Luther Ely Smith Square

More challenging than harvesting rainwater off a clean roof surface, harvesting and treating stormwater to make it safe for spray irrigation requires special consideration...

Secant Pile Wall Reduces Cost and Schedule by Providing Both Temporary Excavation & Permanent...

Helical Drilling used an innovative secant pile excavation support system that not only directly addressed all of the subsurface and zero-lot-line challenges at the...

A Ductile Iron Pile Deep Foundation Solution Provides More Than 2 Full Weeks of...

Helical Drilling installs Ductile Iron Piles, a new low-vibration deep foundation system, within an existing high-bay commercial building to support the new concrete structural...
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