Keller’s South Florida high-rise work: deep foundation lessons for engineers
Reviewed by Tom Sullivan

First reported on Geoengineer.org – News
30 Second Briefing
Recent high-rise construction in South Florida is driving demand for deep foundations in karstic limestone, with Keller using large-diameter drilled shafts and augered cast-in-place piles to control settlement in weak, highly variable strata. The DFI Deep Foundations Magazine feature by Michael Meneses, Will Burgos, and James Hussin details case histories where groundwater levels near sea level, aggressive chloride environments, and strict lateral deflection limits governed design. For practitioners, the projects emphasise rigorous geotechnical characterisation, corrosion protection strategies, and construction QA/QC to manage risk in coastal high-rise work.
Technical Brief
- Safety-critical design checks addressed potential voided zones and solution cavities typical of South Florida karst.
- Construction sequencing limited simultaneous adjacent shaft drilling to control ground movements around occupied or sensitive structures.
- Full-time on-site QA/QC monitored slurry properties, shaft cleanliness and concrete volume reconciliation for every element.
- Cross-hole sonic logging and low-strain integrity testing were routinely specified to verify shaft continuity and defect-free construction.
- Corrosion protection design considered long-term durability of reinforcement in chloride-laden groundwater, including cover, bar coatings and concrete mix performance.
- Strict site safety plans managed crane operations, spoil handling and working platforms on constrained urban parcels.
Our Take
Keller’s South Florida high‑rise work sits alongside recent North American projects in Alameda and Hamilton in our database, underscoring how the contractor is increasingly showcased for complex ground improvement and foundation redesign in challenging urban settings.
With Keller’s North American leadership reshuffle reported in April 2026, this kind of high‑profile South Florida coverage will likely be used internally as a reference portfolio for the new US Foundations management team when positioning the business for coastal high‑rise and resilience‑driven work.
Deep Foundations Institute recognition of long‑term Keller practitioners, such as the Wallace Hayward Baker Award noted in January 2026, signals that DFI and its magazine are a key platform for the company to frame its South Florida high‑rise experience as part of a broader safety and technical thought‑leadership push.
Prepared by collating external sources, AI-assisted tools, and Geomechanics.io’s proprietary mining database, then reviewed for technical accuracy & edited by our geotechnical team.
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