Alchatek Blog

Many property owners face the frustrating issue of sinking concrete slabs. This problem not only affects the appearance of the property but also poses safety risks. Fortunately, modern solutions can effectively address sinking concrete without the need for complete replacement. Let's explore the causes of this common problem and discuss innovative repair methods.

Why Does Concrete Sink?

Several factors contribute to concrete settlement. First, erosion can wash away soil beneath the slab. Second, poor soil compaction during initial construction may lead to instability. Finally, biological decay of buried organic matter can create voids. As a result, the ground beneath the concrete becomes unstable, causing the slab to sink.

The Dangers of Ignoring Sinking Concrete

Failing to address sinking concrete can lead to serious consequences. For instance, uneven surfaces may cause trip hazards, potentially resulting in injuries and liability issues. Moreover, sunken slabs can damage vehicles and expensive structures. In extreme cases, a neglected settlement might even lead to sinkhole formation.

Traditional vs. Modern Repair Methods

Replacing the Slab

Historically, replacing the entire slab was a common solution. However, this approach is messy, time-consuming, and expensive. Additionally, it often involves significant disruption to the surrounding area.

Mudjacking

Another traditional method is mudjacking, which involves pumping a cement-based slurry under the slab. While effective in the short term, the injected material may crack or erode over time, leading to future issues. Furthermore, this technique requires large drill holes and disruptive heavy equipment.

Polyurethane Foam for Lifting Sinking Concrete

In recent years, polyurethane foam lifting has emerged as the preferred method for repairing sinking concrete. This innovative technique offers numerous advantages over traditional approaches.

Strength and Durability

Polyurethane foam features impressive strength, often surpassing that of bedrock. Once injected, the foam continues to gain strength, providing long-lasting support for the repaired slab. As a result, this solution offers exceptional durability compared to other methods.

Minimally Invasive Process

Unlike mudjacking or replacement, foam lifting requires only small drill holes. Consequently, this method causes minimal damage to the existing slab and surrounding area. The lightweight equipment used also reduces the risk of disruption and further soil compaction.

Rapid Results

One of the most significant advantages of polyurethane foam lifting is its speed. The foam cures to 90% strength in just 15 minutes. Therefore, repaired areas can often be used the same day, minimizing disruption to daily activities.

Environmentally Friendly

Alchatek offers polyurethane lifting foams that are NSF-certified to meet strict environmental standards. These products won't leach harmful chemicals into the soil or groundwater. As a result, property owners can feel confident in choosing contractors who offer this eco-friendly solution.

The Foam Lifting Process

The concrete lifting process using polyurethane foam is straightforward and efficient. First, technicians drill small holes in the slab. Next, they inject the foam through these holes. As the foam expands, it fills voids and gently lifts the slab. Finally, the holes are patched, and any cracks are sealed.

Choosing a Professional for Sinking Concrete Repair

When dealing with sinking concrete, it's crucial to hire experienced professionals. Skilled technicians can assess the situation accurately and determine the best course of action. Moreover, they have access to high-quality materials and specialized equipment necessary for effective repairs.

Restoring Your Property's Safety and Value

Addressing sinking concrete promptly can prevent further damage and costly repairs. Property owners can quickly and efficiently restore their concrete surfaces by choosing modern foam lifting techniques. This not only enhances safety but also improves the overall value and appearance of the property.

Fill out this form or call 404-618-0438 for a contractor referral today!

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The management team at a community pool in Midvale, Utah, faced a significant challenge. A water leak had saturated the silty soil beneath the structure, causing uneven settlement and safety hazards. To address this issue, they brought in geotechnical specialists from Rhino Foundation Systems, who proposed an innovative solution as an alternative to tearing out and replacing the pool. This approach not only promised to stabilize the pool but also lift it back to its proper position.

Powerful Polymers

The key to this solution was Alchatek's AP Lift 440 polyurethane foam. This powerful polymer was chosen for its soil stabilization, load-bearing, and lifting capabilities. Deep soil injections were planned to address the underlying issues. The foam's expanding properties would displace water and stabilize the soil base. This method offered a non-invasive alternative to traditional approaches like helical piles.

Painless Procedures

The process began with a thorough site assessment. The technicians analyzed soil saturation and settlement patterns. Based on this data, a 3-foot by 5-foot injection grid was designed. Next, holes were drilled through the bottom of the pool, and injection rods were installed. AP Lift 440 was injected beneath the structure. As a result, the expanding foam displaced water and stabilized the soil base. Following this, the pool was lifted by 3.5 inches. Finally, the pool deck was adjusted to match the new level.

Rapid Results

The pool was successfully stabilized and leveled with minimal disruption. Moreover, there was no need for extensive excavation. This method proved to be both effective and efficient. The foam injections effectively displaced water and stabilized the soil. Additionally, the lifting process was precise, raising the pool by exactly 3.5 inches. Perhaps most importantly, this solution was cost-effective. It proved quicker and more economical than complete pool replacement.

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Ground Penetrating Radar (GPR) has revolutionized soil stabilization and concrete leveling projects. This non-invasive technology provides crucial subsurface information without disturbing the ground. Consequently, contractors and engineers can make more informed decisions about soil stabilization and concrete leveling techniques. Furthermore, Ground Penetrating Radar for soil stabilization and concrete leveling is vastly improving project outcomes. Let's explore how this technology is making a difference.

Alchatek's Deep Look GPR System

The Deep Look GPR System employs advanced technology for superior results. Notably, it features multi-frequency antennas, covering a wider bandwidth than conventional systems requiring multiple antennas. As a result, this approach allows for both detailed near-surface imaging and deeper sub-surface imaging. Thus, the Deep Look GPR unit streamlines the data collection process.

Advantages of Ground Penetrating Radar

GPR offers several benefits for soil stabilization projects:

• Non-invasive assessment: First and foremost, GPR provides valuable data without disturbing the site.
• Comprehensive imaging: Additionally, it detects soil layers, voids, buried objects, and groundwater levels.
• Enhanced safety: Moreover, by identifying subsurface hazards, GPR improves worker safety. Consequently, these advantages enable more accurate soil assessment, leading to better application strategies.

GPR in Action: From Raw Data to Insights

Raw GPR data provides valuable insights into subsurface conditions. Specifically, high-resolution images reveal intricate details about soil composition and structure. For instance, GPR can detect individual shallow rebars and even the spacing between surface tiles. Undoubtedly, this level of detail is crucial for soil stabilization and concrete leveling projects, as it helps identify potential weak points or areas requiring special attention.

Ground Penetrating Radar for Soil Stabilization and Concrete Leveling

In conclusion, Ground Penetrating Radar has proven to be an invaluable tool for soil stabilization and concrete leveling projects. Its noninvasive nature allows for comprehensive site assessment without disturbance, while high-resolution imaging provides crucial insights into subsurface conditions. Furthermore, GPR enhances safety by identifying hidden hazards, reduces costs by minimizing exploratory drilling, and improves project outcomes through more informed decision-making. Overall, from initial site surveys to quality control and ongoing monitoring, GPR's versatility and accuracy make it a powerful tool for modern geotechnical work.

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Engineering soil with polyurethane, an innovative and increasingly popular approach, encompasses both soil stabilization and concrete leveling techniques that offer minimally invasive solutions for a wide range of geotechnical and construction applications. These techniques involve injecting expandable polyurethane foam into problematic soils to fill voids, compact loose particles, and create a stable foundation, addressing instability and enhancing structural support. Engineers and property owners now have access to a solution known for its efficiency, versatility, and long-lasting results.

Engineering Soil: Stabilization with Polyurethane

Various factors can cause soil instability, including erosion from poor drainage, inadequately compacted fill dirt, freezing and thawing cycles, and the decay of buried organic material. If left unaddressed, these issues can lead to foundation settling, cracking, and other structural problems that compromise a building's integrity and safety. However, the polyurethane injection process fills voids, permeates and binds loose soil particles, and creates a stable, solid base for structures.

Engineering Soil: Concrete Leveling with Polyurethane

Moreover, polyurethane concrete leveling is an effective method for lifting sunken slabs. When concrete settles due to unstable soil conditions, technicians inject expandable polyurethane beneath the affected area. First, they drill small, strategically placed holes in the slab. Then, they inject the polyurethane. As the foam expands, it fills voids beneath the slab and lifts it to the desired elevation. Additionally, it compresses the surrounding soil, providing a stable base for the newly leveled slab.

Advantages of Polyurethane

Furthermore, polyurethane offers several advantages compared to other soil stabilization materials. For instance, the application process is minimally invasive, requiring only small injection holes. Additionally, the material expands and cures quickly, resulting in fast, long-lasting repairs. Moreover, polyurethane foams feature high compressive strengths, making them suitable for supporting a wide variety of structures.

Consult an Experienced Professional

To ensure successful soil stabilization, collaborating with experienced professionals who specialize in polyurethane injection is essential. For property owners, working with skilled contractors who possess the knowledge, equipment, and expertise to execute the stabilization process effectively is crucial. By partnering with a reputable contractor, property owners can achieve lasting soil stability and protect their structures.

Similarly, engineers may require the assistance of an experienced consultant when designing specifications for geotechnical projects. Alchatek's consultants provide valuable insights into material selection, injection techniques, and quality control measures. By engaging with a knowledgeable consultant, engineers can ensure that projects are designed and executed to the highest standards, thus maximizing the benefits of polyurethane applications.

In conclusion, Alchatek, a leading manufacturer of polyurethane repair materials, offers innovative solutions and technical support for property owners and engineers alike.

Fill out this form or call 404-618-0438 for a contractor referral today!

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Alchatek is a leading polyurethane grout manufacturer specializing in solutions for lifting slabs, stabilizing soil, and sealing leaks. Additionally, we offer expert technical support with decades of industry experience. Consequently, this helps clients build their businesses and complete crucial jobs successfully.

Cutting-Edge Products and Solutions

We take pride in providing advanced construction technologies that meet clients' needs and exceed expectations. Furthermore, Alchatek is a customer-oriented company manufacturing products in the USA, with a growing network of sales and service resources. We offer a wide range of polyurethane grout products and solutions as a trusted partner.

Specialized Divisions for Specific Needs

Our company is organized into three specialized divisions in order to better serve customers:

• Leak Seal Division: This division offers a complete line of products for sealing hairline leaks, gushing leaks, and multi-leak surfaces. These solutions prevent water ingress through concrete infrastructure like parking garages, culverts, basements, foundations, and sewer manholes.
• Geotechnical Division: This division offers a complete line of single-component products for soil stabilization and two-component products for concrete lifting, void filling, and infrastructure stabilization.
• Seawall Repair Network®: We operate the only national network of certified contractors for waterfront barrier repair, preservation, and protection. Seawall Repair Network® proprietary methods employ environmentally friendly, marine-safe materials, providing a non-destructive seawall repair solution at 80% less cost than replacement.

Unparalleled Technical and Marketing Support

Our industry-leading technical support team averages decades of experience and is incredibly responsive. Moreover, our marketing department supports qualified customers with product illustrations, customized brochures, truck graphics, educational videos, and guidance on strategies like online lead capture and internet advertising.

A Polyurethane Grout Manufacturer Focused on Customer Success

At Alchatek, commitment to customer success is deeply ingrained in our company culture. Likewise, our entire team understands the relationship between your success and ours. Therefore, we go to great lengths to assist customers and ensure their polyurethane grout projects succeed.

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The Jack Attack and the PolyBadger are practical tools designed to adjust and level concrete surfaces. These concrete lifting devices enhance the efficiency of slab lifting tasks, making them suitable for a wide range of situations. Their user-friendly features efficiently streamline the concrete lifting process.

Jack Attack Leverage Device

The Jack Attack features a triangular steel frame to leverage small to medium-sized slabs while lifting or stabilizing with polyurethane. An integrated 8,000-pound jack applies force to rotate and level the slab. This user-friendly device is easy for one person to operate.

PolyBadger Mobile Lifting System

The PolyBadger offers a cost-effective alternative to conventional 20-foot polyurethane slab lifting trailer rigs. Its setup is straightforward, requiring minimal equipment. The entire system is remarkably compact, fitting effortlessly into the back of a pickup truck, making it a convenient and practical choice.

Simplified Material Handling

The PolyBadger avoids the need to handle and dispose of the large 50-gallon drums typically used in polyurethane slab lifting. Instead, it uses smaller, disposable 10-gallon sets that are easier to manage.

Enhancing Productivity

Featuring few moving parts, the PolyBadger reduces maintenance needs and downtime, thereby increasing job site productivity. Its straightforward design simplifies use compared to other systems.

Concrete Slab Lifting Devices

The Jack Attack System and the PolyBadger enhance the efficiency and outcomes of concrete lifting tasks. These tools streamline operations and ensure smooth, professional results.

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Does leaking or sunken concrete plague your basement floor? These issues can be more than just a nuisance; they can lead to serious structural problems if left untreated. In this article, we'll explore two effective methods for basement floor repair: curtain grouting for leaks and slab lifting for sunken concrete. With an understanding of these techniques, you'll be equipped to find the right repair professionals to restore a safe, dry, and level basement floor.

Sealing Slab Leaks with Curtain Grouting

As a homeowner, discovering a leak in your basement's concrete slab can be stressful and frustrating. However, contractors trained in curtain grouting offer a highly effective solution. This process involves injecting a water-reactive polyurethane foam underneath the concrete slab in a grid pattern. The material reacts with water, forming a solid seal that prevents further water infiltration.

The curtain grouting process begins by drilling small holes through the concrete slab in a diamond grid pattern. Next, technicians inject the polyurethane through each hole, with new injections overlapping the previous ones, a technique called stage grouting. As the foam reacts with the water from the leak, it expands and forms a watertight seal.

Benefits of curtain grouting with polyurethane:

• It addresses multiple leaks simultaneously, providing a comprehensive repair.
• The water-reactive resin forms a durable, flexible seal that lasts.
• It is minimally invasive, requiring less equipment and causing minimal disruption.
• The products used are NSF-certified for contact with drinking water, ensuring a safe and eco-friendly solution.

Leveling Uneven Basement Floors with Slab Lifting

In addition to sealing leaks, basement floor repair often involves leveling uneven or sunken concrete slabs. Uneven floors can be a tripping hazard and may indicate underlying structural issues. To level a basement floor, professionals commonly use a process called slab lifting.

Slab lifting involves pumping a polyurethane foam beneath the sunken portion of the slab. The foam expands, filling the void and lifting the slab back to its original position. This process is relatively quick and cost-effective compared to replacing the entire slab.

The polyurethane slab lifting process typically includes the following steps:

1. Technicians drill small holes through the concrete slab to access the void beneath.
2. They pump the polyurethane foam through the holes, filling the void and lifting the slab.
3. They patch the holes and smooth the surface, restoring the basement floor to a level and even condition.

Benefits of slab lifting with polyurethane:

• It is lightweight, reducing the risk of further soil compression.
• The foam expands quickly, allowing for fast lifting and leveling of the slab.
• Polyurethane foam is water-resistant, helping to prevent future moisture-related issues.
• The process is less invasive and more cost-effective than replacing the entire slab.

When to Contact a Professional for Basement Floor Repair

If you notice leaking or uneven concrete floors in your basement, address these issues promptly to prevent further damage and ensure your home's structural integrity. Qualified professionals can restore your basement floor to a safe, stable, and dry condition, protecting your home for years to come.

Fill out this form or call 404-618-0438 for a contractor referral today!

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Many homeowners notice over time that their concrete patios may begin to sink or become uneven. Not only does this create an unsightly appearance, but it also poses tripping hazards and potential for accidents. Concrete patio leveling using polyurethane foam offers a precise, durable, and cost-effective solution compared to traditional methods like complete replacement.

The Benefits of Polyurethane Foam for Patio Leveling

Polyurethane foam lifting, also known as slab jacking, excels in raising sunken concrete slabs. Technicians drill small holes into the concrete and inject the foam beneath. The expanding foam fills the voids underneath the patio, lifting it to the desired level with pinpoint accuracy. This method is not only faster than replacing the entire slab but also provides a long-term solution that is less invasive and environmentally friendly.

Precision and Durability

Polyurethane foam allows for precise adjustments to within 1/8 inch of the desired height. This control ensures a smooth patio surface that seamlessly matches the surrounding areas. Furthermore, the durability of polyurethane resists further sinking, sagging, or washing away, outlasting traditional methods like mudjacking.

Speed and Convenience

Using polyurethane foam significantly speeds up the repair process. The foam reaches 90% of its full strength within just 15 minutes, allowing you to use the patio the same day you complete the repair. This quick cure time minimizes disruption and offers a convenient option for busy homeowners.

Environmental Impact

Opting for polyurethane foam also benefits the environment. This method reduces the carbon footprint compared to pouring new concrete, which involves more substantial material and energy use. Be sure the contractor you hire uses repair material that has been NSF-certified for contact with potable water.

Finding a Concrete Patio Leveling Contractor

Choosing the right contractor is crucial to the success of leveling your concrete patio. You must select professionals experienced in polyurethane foam lifting. These specialists use industry-leading products and techniques to ensure proper leveling and long-term stability of your patio.

If uneven concrete plagues your patio, don't wait for the problem to worsen. Contact a qualified contractor who specializes in polyurethane foam lifting to efficiently and effectively restore your patio to its original condition. This solution not only enhances the appearance of your patio but also eliminates safety risks, providing peace of mind.

Fill out this form or call 404-618-0438 for a contractor referral today!

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A pool deck provides the perfect place to relax and enjoy the summer sun. However, an uneven deck can be unsightly and dangerous. This article explains the causes of settling and an advanced pool deck leveling technique using durable, eco-friendly polyurethane.

Causes of Pool Deck Settling

Soil Erosion

Poor drainage, improperly placed downspouts, leaking drain pipes, and broken water lines can all contribute to soil erosion beneath pool decks. As a result, the soil washes away, forming voids and causing the deck to settle and become uneven.

Poor Soil Compaction

During pool construction, contractors should properly compact the backfill soil. However, if they do not execute this step correctly, the soil may settle over time, leading to an uneven deck surface.

Biological Decay

Construction debris, buried trees, and other biodegradable materials can decompose underneath pool decks. Consequently, as these materials break down, voids form, causing the deck to sink.

A Durable Pool Deck Leveling Solution

Polyurethane Foam Injection

Polyurethane foam injection, also known as slab jacking, offers an effective method for leveling pool decks. The process involves injecting expanding foam beneath the settled areas of the deck. As the foam expands, it fills voids, compacts loose soil, and lifts the deck back to its original level position.

Benefits of Polyurethane Foam

• Lightweight: Polyurethane foam is much lighter than alternatives like cement grout, putting less stress on the underlying soil.
• Fast-curing: Polyurethane foam cures in just 15 minutes, allowing you to use the pool deck the same day.
• High strength: Polyurethane foam can support up to 14,000 pounds per square foot, ensuring long-lasting results.
• Environmentally friendly: Furthermore, many polyurethane foams, like Alchatek's AP Lift 430 and AP Lift 475, are NSF-certified to comply with strict environmental standards.

The Pool Deck Leveling Process

1. Site evaluation: First, experts conduct a thorough assessment of the pool deck to identify settled areas and determine the best injection points.
2. Preparation: Next, if necessary, they make saw cuts in the deck to release any bound slabs.
3. Injection: Then, technicians drill small holes into the deck and inject polyurethane foam in controlled bursts.
4. Monitoring: Afterward, they monitor the deck for lift using precise measuring tools like dial indicators, zip levels, or laser transits.
5. Finishing: Finally, experts drill and inject additional holes as needed to achieve a level surface.

Pool Deck Leveling Contractors

Uneven pool decks can be a safety hazard and detract from the beauty of your backyard oasis. By understanding the causes of pool deck settling and hiring a contractor skilled in advanced solutions like polyurethane foam injection, you can restore your deck to its original level condition.

Fill out this form or call 404-618-0438 for a contractor referral today!

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Uneven concrete slabs are a common problem for homeowners. Level concrete slabs are ideal. Not only do sunken slabs look unsightly, but they can also pose safety hazards. However, there's no need to worry. In this post, we'll explore why slabs sink and how polyurethane foam can effectively level them.

Why Do Concrete Slabs Sink?

Concrete slabs can sink for various reasons. Firstly, erosion from poor drainage or leaking pipes can cause issues. Secondly, poorly compacted soil during construction may lead to settling. Lastly, the decay of organic materials under the slab can create voids.

Over time, these issues create gaps or destabilize the soil beneath the concrete. Consequently, slabs settle unevenly.

Level Concrete Slabs with Polyurethane

Polyurethane concrete leveling, also known as slab lifting or slab jacking, offers an effective way to raise and stabilize sunken slabs. The process involves drilling small holes into the slab and injecting expanding polyurethane foam underneath. As the foam expands, it fills voids, compacts the soil, and lifts the slab back into place.

Polyurethane foam has several advantages over other methods like mudjacking. Firstly, it's a minimally invasive process. Secondly, it has a quick curing time, allowing the slab to be usable within 15 minutes. Additionally, it's a lightweight yet durable material. Moreover, it's eco-friendly. Lastly, it's more affordable than total slab replacement in most cases.

A Jack Attack System is sometimes necessary in addition to polyurethane foam. This triangular steel frame helps the technician adjust the slab's position. Often, a measuring device called a dial indicator is used to track the exact level of the slab.

Common Areas for Concrete Slab Leveling

Sunken slabs can affect various areas of your property:

• Garage Floor Slabs: Uneven garage floors can make parking and walking difficult. 
• Basement Floor Slabs: Settling basement floors can lead to water pooling and moisture issues. 
• Patio Slabs: Sunken patio slabs can ruin the aesthetic and functionality of your outdoor living space. 
• Walkway Slabs: Uneven walkway slabs pose tripping hazards for you and your guests. 
• Driveway Slabs: Sunken driveway slabs can damage vehicles and make snow removal challenging. 
• Pool Deck Slabs: Settling pool deck slabs can be dangerous and unattractive.
• Porch Slabs: Uneven porch slabs can detract from your home's curb appeal. 

In most cases, polyurethane foam injection works well for residential concrete lifting needs. 

Level Concrete Slabs: Next Steps for Homeowners

If you're dealing with sunken concrete slabs, don't let them diminish your home's safety, value, and appearance any longer. Instead, consult a professional contractor experienced in polyurethane foam lifting to assess your specific situation and determine the best solution for your property. With the right approach, you can enjoy safe, attractive, and level concrete surfaces once again.

Fill out this form or call 404-618-0438 for a contractor referral today!

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