Case Studies

Study 61001 - Drain System Install

Problem: This commercial property owner called Pier Masters because water was entering the building between the foundation wall and the slab.
Solution: The Field Consultant visited the property and made the following determination: mitigate the water by installing a foundation drain and drain mat along the foundation wall.
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Study 70001 - Retaining Wall

Problem: The new owners of this residence inherited a rubble stone retaining wall. They wanted something more professional and stable.
Solution: They called Pier Masters to design a two-tiered modular wall and to redirect drainage to allow for more landscaping. A back patio retaining wall was also designed to prevent further soil erosion. The end result was exactly what the homeowners were seeking.
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Study 70002 - Retaing Wall

Problem: A local Homeowners Association was experiencing deteriorating timber retaining walls that required complete replacement.
Solution: Pier Masters engineered a more structurally sound solution by constructing modular block walls. The new block walls have a more pleasing curb appeal and design while still providing a structural and permanent foundation. A drainage issue was addressed that was affecting the growth of some of the Association’s decorative trees. The trees were saved by integrating a drainage system behind the new block retaining walls and managing the run-off water. Pier Masters successfully gave this property an effective and beautiful make-over.
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Study 21002 - Commercial Piering

Problem: This beautiful historic Library Visitor’s Center was constructed of native limestone. Unfortunately the building’s history included settlement that created cracks in walls and the foundation.
Solution: Pier Masters’ crew work hard to install 26 piers to stabilize the building and five more piers to help lift the building. The crew works just as hard to restore the site to as close to its original state as possible…
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Study 21003 - School Foundation Settlement

Problem: The soil underneath the slab of a large portion of the elementary school had settled over many years leaving large voids. Several classrooms were showing slab settlement of up to 3-4 inches.
Solution: AB Chance/Atlas Helical Slab Piers were installed using portable equipment for easy access. The piers were installed through an 8-10 inch hole in the slab and spaced at a pre-determined engineered pattern. A total of 443 piers were installed and the slab was returned to its original elevation. No void filling was required after the installation was complete.
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Study 21005 - Commercial Piering - Bank

Problem: Cracking sheetrock on the walls and large gaping floor cracks were major concerns with this building.
Solution: Pier Masters stabilized the bank by installing 19 Atlas Resistance Piers to its perimeter.
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Study 21004 - School Foundation Settlement

Problem: With gapping cracks in its exterior walls, the foundation cracking, as well as interior walls that were cracked and pulling away from fixtures, this school needed stabilization.
Solution: Pier Masters studied and prepped the area then they stabilized and lifted the school. 15 Atlas Piers were used to lift the school an average of an inch per pier.
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Study 95001 - Soil Nails

Problem: The backside of the residence was being hit by falling rock and landslides.
Solution: Excavation around the site was carefully done to expose the most solid surface of the wall and earth to effectively install the soil nails: the reinforcing mesh and rebar for the structural gunnite wall, the geotextile drainage mat, the 240 lineal feet of French drain, and the gunnite covering to the new reinforced wall.
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Study 20001 - Cracked Basement Floors and Sunken Walls

Problem: This home had huge cracks in the basement floor as well as sunken basement walls.
Solution: Pier Masters recommended ATLAS PIERS. Atlas Piers offer rapid installation (even in congested work areas), heavy load-bearing capacity, minimal disruption to the structure, and low cost. 8 piers were installed and the structure was lifted and stabilized.
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Study 21001 - Commercial Piering 2

Problem: A business park owner was concerned about one of the buildings on her property. It seemed the brick building wasn’t as stable as it used to be. The tenants began to notice large cracks appearing in the interior of the building and the exterior brick appeared to be rotating and cracking
Solution: Pier Masters installed a total of 24 ATLAS PIERS around the perimeter of the foundation. Not only did the Atlas Piers provide stabilization, the piers were used to raise the foundation over an inch to restore the building to as close to the original elevation as the building construction would allow. Pier Masters installed the Atlas Piers around the perimeter on approximately seven-foot centers in order to stabilize the structure. The piers were driven to depths of approximately ten feet up to an incredible eighty-six feet to reach heavy load-bearing capacity!
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Study 21008 - Settling Gymnasium

Problem: This gymnasium consisted of dual wall block on the interior with a stone exterior and wide spread footings. The east wall had settled two inches after trees were removed. The plan was to stabilize the existing gymnasium wall with foundation loads from 9,282 lbs to 11,225 lbs per linear foot. Resistance piers would be placed 3’ 6” to 4.0’ on center.
Solution: 31 Atlas Resistance Piers were installed. The piers are connected by manifolds. Each hydraulic ram was actuated at the same time to provide a measured controlled lift.
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Study 21008 - Commercial Piering and Mudjacking

Problem: This commercial building was experiencing structural damage from being built on poorly compacted soil. Elevations were taken and revealed that the southeast corner and the south wall of the building had settled.
Solution: Caution was taken to carefully excavate and install eleven galvanized plate piers to stabilize and lift the structure as close as possible to its original position. The interior floor was mudjacked to fill the void that had been created underneath. The floor was raised, and the void was filled.
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Study 21007 - Settling School Foundation

Problem: This school had been experiencing foundation movement for the past 7 to 10 years. Obvious interior and exterior cracks were proof that this elementary school had settled approximately four inches.
Solution: Kansas City Master Companies, Inc. installed 72 resistance piers and mudjacked the entire interior slab. The piers and brackets were galvanized to ensure the long life of the pier and repair on the building. The project was completed in three weeks time to guarantee the school would be ready for the beginning of the school year.
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Study 20008 - Residential Piering 2

Problem: The foundation walls had settled almost six inches including the interior garage walls in this residence. The finished basement slab showed possible heaving in the center and the floor sloped toward the interior garage foundation walls. Sheetrock cracks had been patched throughout the home covering the underlying problem.
Solution: 32 Resistance piers and 3 helical piers were installed to correct the problem
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Study 20007 - Pushed-in Walls

Problem: Upon examination of this home by one of Pier Masters’ finest Field Consultants, it appeared that this residence had a 24 ft end wall with full soil burden resulting in a pushed-in wall with a shear horizontal crack and many other stress cracks on the foundation walls.
Solution: Pier Masters installed four helical tie-backs through c-channel steel to stabilize the wall. Once the wall was stabilized the cracks were injected with 30 linear feet of epoxy.
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Study 20006 - Foundation Settlement

Problem: The owner of this residence called Pier Masters when the previous foundation repair by another contractor had not solved their problem. With Pier Masters’ understanding of soil pressures and structural engineering, a solution was designed, and the problem was corrected.
Solution: The Geotechnical Engineer indicated that the residence required stabilization to the north half of the east foundation wall with four helical anchors as well as carbon fiber strips to be installed at 5 foot centers on the north wall.
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Study 20005 - Residential Piering

Problem: The goal for this residence was to achieve a minimal lift, to stabilize the structure on the east and south foundation walls, and to close the large crack on the southwest corner. It was determined by Pier Masters and the Consulting Geotechnical Engineer that hydraulically installed resistance piers would be ideal to provide supplemental support in this particular situation.
Solution: Thirteen resistance piers were installed along the interior of the east and south foundation walls as shown in the photos above. The photo to right indicates how twelve linear feet of urethane injection was used to fill and seal the large crack after the piers were installed. The above table reflects the restoration process using Atlas Resistance Piers. The piers were hydraulically pushed into the soil underneath the home until a predetermined load-bearing stratus was reached.
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Study 20004 - Settling wheelchair ramp

Problem: Monolithic two-foot thick wheelchair ramp with concrete piers had settled causing a burden to the homeowner.
Solution: Pier Masters placed 8 helical piers: four under the ramp itself and four under the existing concrete piers beneath the 12x12 porch.
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Study 20003 - Settling Foundation

Problem: This home showed all the signs of a suffering foundation. Cracks appeared around door jams, windows, and corners of this lovely home. Upon examination it was determined that the residence had settled dramatically on the north and west foundation walls.
Solution: All appropriate permits were obtained prior to beginning work. 17 resistance piers on north and west foundation walls, as well as, two helical piers at columns were installed. Master Mudjackers also mudjacked the sinking patio and garage floor .
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Study 20002 - Drainage Problems Cause Settling Foundation

Problem: This hillside home was in need of stabilization and a lift. Drainage issues caused the house to settle resulting in foundation and water damage. A plan was made and executed to bring the integrity and strength back to this beautiful home.
Solution: A total of 18 resistance piers and two helical piers were installed to both lift and stabilize the home. In addition to stabilizing and lifting the home with resistance piers, the structure required 82 linear feet of exterior interceptor drain on the south side, 100 linear feet of storm drain on the north side, and 2 underground downspouts. The front walk and garage floor were torn out and replaced with new concrete. The basement floor was mudjacked to structurally stabilize the floor and fill voids beneath the basement floor.
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Study 10001 - Sunken Driveway

Problem: The drive of this suburban residence had settled six inches creating a huge drop in front of the garage door.
Solution: Master Mudjackers strategically injected under the slab and raised it level with the garage floor. They also mudjacked areas of this homeowner’s sidewalk. The total amount of material used to lift the drive to match the garage and the walk to match the drive was 6.5 cu. yards
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Study 18 - Waterproofing and Drain System Installation

Problem: This dormitory had been leaking for 30 years with many unsuccessful fixes along the way.
Solution: It was determined that the previous drain tile attempts to the dormitory were placed too high causing the floor to leak. KCMC removed the previous drainage systems; cleaned and tarred the exterior walls; installed HydraWay 300 to the exterior wall, as well as, a new drain tile system and wrapped footing; and back-filled with 3/4" clean gravel.
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Study 1007 - Water problems from sloping yard

Problem: The following photos depict a local Kansas City home that had water problems caused by water runoff from parking lots and neighboring yards. Poor water management can cause severe foundation problems but can be fixed by a simple and elegant retaining wall system.
Solution: Retaining wall systems were designed and installed to divert the natural flow of the water runoff into a safer direction.
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Study 1006 - Collapsing basement wall

Problem: A basement wall has collapsed under pressure from the surrounding ground.
Solution: Helical tiebacks are installed to pull the entire wall to a vertical position.
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