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Underpinning: Royal Arms Condominiums, Altamonte Springs, FL

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Warning Signs Before a Sinkhole Forms You Should Never Ignore

Sinkholes don’t always start with a big, dramatic collapse. In fact, they often give off quiet warning signs that most homeowners miss, until it’s too late. That’s why staying alert can make all the difference. Have you noticed unusual cracks in your driveway? Maybe...

Cracked Foundation Wall Repair Tips for Lasting Home Stability

Noticed a crack running along your foundation wall? It might seem like just a surface issue, but it could be a sign of something more serious. Foundation cracks, if left untreated, can impact your home’s structural integrity, safety, and long-term value. These cracks...

Signs of structural foundation failure to watch for in your home

Your home’s foundation is the backbone that holds everything together. When it starts to fail, the signs can be subtle—or sometimes glaringly obvious. Noticing these warning signals early can save you from costly repairs and keep your family safe. Have you seen cracks...

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The project is a residential condominium complex that was in need of foundation stabilization. The Geotechnical Engineer of Record recommended a solution of pressure pier underpinning to safely and permanently transfer the weight of the structure onto solid bedrock or load-bearing strata.

Challenge

• Soil conditions

• Ground collapse

Solution

Helicon worked alongside the geotechnical design team to develop an underpinning program designed to meet the building code load criteria. The underpinning system was installed to a competent bearing stratum as defined by the engineer. A total of 132 pressure piers were installed during the course of this repair. The piers were installed at depths ranging from 20 to 78 ft below the surface. Efficient planning & coordination was key to overcoming the challenges & limitations. Helicon collaborated with the Geotechnical Engineer of Record throughout the work and confirmed all recommended criteria were followed.  Image