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Underpinning and Lifting of Residential Structure – Croton-On-Hudson, NY

Underpinning and Lifting of Residential Structure – Croton-On-Hudson, NY

PROBLEM: This home had experienced foundation settlement along an exterior wall.  The chimney was out of plumb approximately 1/2″ per 1′ or 11″ over 24′. SOLUTION: A total of ten Atlas Resistance Piers were installed. Four of the piers were installed at the chimney foundation and the chimney was rotated/lifted in two directions to bring [...]

Underpinning of Residential Structure – Irvington, NY

Underpinning of Residential Structure – Irvington, NY

PROBLEM: An addition to this two-story residence in Irvington, NY required the proposed basement finished floor grade to be 2-1/2 feet below the existing adjacent basement finished floor grade.  Traditional segmented underpinning was expected to take approximately 25 to 30 days to complete. SOLUTION: A total of thirteen Atlas Piers were installed with preloads ranging [...]

Underpinning and Lifting of Existing Foundation Wall – New Haven, CT

Underpinning and Lifting of Existing Foundation Wall – New Haven, CT

PROBLEM:  This two story apartment building had foundation wall settlements up to 14″ due to loose fill along with organic silt and loose virgin sand soils. SOLUTION: We installed fourteen resistance piers with a design load of 22 kips and test load of 44 kips.  The piers were installed through fills and very loose sands [...]

Addition to Existing Residence – Greenwich, CT

Addition to Existing Residence – Greenwich, CT

The foundation for this addition had a design capacity to depths up to 25 feet. We installed eighteen 2-7/8″ tubular shaft helical piles with 25 kips. Helical piles have many advantages. Helical piles may be a solution for your project if you are facing any of these concerns: Limited access Vibrations caused by traditional driving [...]

Subsurface Investigation – Windsor Locks, CT

Subsurface Investigation – Windsor Locks, CT

We conducted 28 test borings to depths of 25 – 125′ including piston tube sampling and rock coring.  Total production was 3,000 linear feet.           Work was performed utilizing: ATV mounted drilling equipment Track mounted drilling equipment Truck mounted drilling equipment Click here to view more of our completed projects.

Foundation Settlement – Irving, NY

Foundation Settlement – Irving, NY

PROBLEM: Our expertise was called upon to handle foundation settlement in a recent addition to an existing 3-story residence. In 1-1/2 years since the addition, the building had experienced severe settlement. SOLUTION: Our solution included underpinning utilizing 14 35-kip capacity resistance piers for areas with minor settlement (less than 2″). The areas of greatest settlement [...]

New Foundation – Stratford, CT

New Foundation – Stratford, CT

PROBLEM:  This project site had highly compressible organic silts and fill soils to depths up to 18′. SOLUTION: Our solution was the installation of eighteen 10-ton capacity helical piles to depths up to 30′.  2 7/8″ (.262 wall) helical piles with 8” x 10’ x 12” helical plate were used. The installation took 2 days. [...]