Collapsing floors, live electrical wires on damp earth, and 80-year-old...Read More
From Blueprint to Reality with Excellence
Fort Myers presents a dual engineering challenge: preserving historic masonry in the River District and stabilizing new construction on organic riverine soils. We navigate Historic Preservation Commission (HPC) mandates and the geotechnical realities of the Caloosahatchee basin.
The Caloosahatchee River corridor is geologically distinct from the coast. It is lined with deep deposits of peat and organic silt, locally known as “muck.” These soils are hydro-plastic and highly compressible.
The Problem: Peat exhibits “creep” behavior, compressing over decades. Constructing a standard slab-on-grade over muck leads to massive settlement as the organic material decomposes.
The Solution: We implement deep foundation systems that bypass these organic layers entirely. For shallower deposits, we utilize “demucking”—excavating the organic soil entirely and replacing it with clean, compacted structural fill to create a stable pad.
Historic Retrofitting & Deep Foundations
Load Path Management: When modernizing historic interiors by removing load-bearing walls, we insert steel beams (W-flanges) or LVL headers.
Helical Piles: Since historic foundations are often shallow brick piers, we underpin specific point loads with helical piles to prevent sinking, all while shoring the fragile historic shell.
Auger Cast Piles: For new construction near historic buildings, we use low-vibration auger cast piles to reach stable limestone strata without damaging nearby structures.
Urban Infill & Commercial Concrete
Tie-Beams & Columns: We pour reinforced concrete tie-beams and columns that integrate with existing masonry structures.
Fire Safety: We ensure concrete assemblies meet the fire-rating requirements for dense urban zoning.
River District Flood Protection
Dry Floodproofing: We install flood barriers on historic commercial and residential properties to prevent water intrusion without permanently altering the historic façade.
Deployment: Our barriers are removable, ensuring compliance with historic aesthetic standards when not in use.
Riverfront Pool Engineering
Soil Stabilization: We often use pilings to support pool shells in riverfront muck soils to prevent settlement.
Hydrostatic Pressure: We install robust hydrostatic relief systems to manage the fluctuating water tables near the riverbank.
Riverfront Marine Solutions
The Caloosahatchee River presents different challenges than saltwater canals. We address the specific biological and flow dynamics of the river.
Riverbank Stabilization: We utilize rip-rap and retaining walls to prevent erosion from river currents and boat wakes.
Dock Permitting: We navigate the permitting requirements for structures extending into the sovereign submerged lands of the Caloosahatchee.
It is a mandatory review by the Historic Preservation Commission for any exterior changes in historic districts. No building permit can be issued without it.
You cannot build on it, but you can build through it. We use deep foundations or demucking techniques to reach stable soil below the organic layer.
Yes. The new windows must match the original light pattern and material profile (often wood or aluminum-clad wood) to maintain historical accuracy.
Whether it’s a historic retrofit or a new build on the river, we have the engineering expertise to handle Fort Myers’ unique challenges.
