December 2021

Geotechnical investigation can reveal the presence of a highly corrosive soil or groundwater condition. Uncoated carbon steel is sensitive to moisture, pH level, and chlorides in soil conditions. Yet, far more often than not, soil conditions and groundwater conditions aren't highly corrosive...MORE...

April 2021

We’ve spent decades designing and building dozens of high-capacity retaining walls. Our experts in engineering and construction wish to provide you a quick review of the fundamentals of planning and design of retaining walls, and some of our favorite practices, because retaining wall failure is not an option!...MORE...

December 2020

Hydraulically-installed steel foundations are emerging as an economical subsitute for H-piles and other deep foundation systems in the construction of commercial and industrial buildings, with total installed costs typically 25% to 50% less than deep foundations and significant time savings...

October 2020

It’s all too common in the construction industry to hear about a project being delayed or stopped due to unanticipated soil conditions, groundwater, or contaminants encountered during site preparation and foundation installation...

September 2020

It's now common to discover two adjacent jurisdictions within the same state having different wind loading requirements for new construction...

August 2020

Groundwater flow, high surcharge loads from adjacent structures, and weak soil conditions were challenges met by Haengel & Associates Engineering (HAE) in this landmark Ann Arbor project...