Alchatek Blog

In the previous post, the causes and consequences of bird baths in road pavement were explored. Now, attention will turn to an innovative solution for repairing these issues: the Deep Lock® process.

The Deep Lock® Process Explained

The Deep Lock® process is a unique method for stabilizing and repairing bird baths in roadways. Here's how it works:

1. Site Evaluation: It starts with a comprehensive site evaluation, including soil borings, Dynamic Cone Penetration (DCP) testing, and Ground Penetrating Radar (GPR) as necessary.
2. Preparing the Area: Potential binding issues are addressed with saw cutting, clearing joints, and removing old grout.
3. Grid Spacing and Injection Depths: Based on the soil data, specialists calculate grid spacing and injection depths.
4. Injection Process: Specialized grout rods are driven to the correct depths and locations.
5. Polymer Injection: Structural polymers are injected in a predetermined sequence. During this, lift is monitored to determine when sufficient compaction has been achieved.
6. Adjusting Injection Depths: The grout plan is followed, adjusting injection depths and locations as the soil stabilizes beneath the structure.

Equipment and Materials

The process utilizes high-quality structural polymers, including AP Deep Lift 420, AP Lift 430, AP Lift 440, and AP Lift 475. These materials are chosen for their strength, environmental safety, and their NSF/ANSI/CAN 61 certification for contact with drinking water. This means they can be used without negatively impacting water quality.

Securing Repair Contracts

For contractors looking to secure bird bath repair jobs:

• Reach out to Departments of Transportation (DOTs), cities, and municipalities.
• Network with neighborhood and Homeowners' Association (HOA) associations.
• Emphasize your ability to provide a quick, environmentally safe solution with minimal disruption.

Deep Lock® Repair for Bird Baths

The Deep Lock® process offers a revolutionary approach to repairing bird baths in road pavement. With its quick application, minimal environmental impact, and long-lasting results, it stands as a preferred choice for modern road maintenance. If you're facing bird bath issues on your roadways, consider consulting a professional who specializes in the Deep Lock® process for effective, durable repairs.

Want more information on the Deep Lock® process?

Have you ever noticed shallow, pond-like formations on the surface of roads, particularly in private neighborhoods, subdivisions, or parking lots? These are known as "bird baths" in the road surface, and they're more than just a quirk of the road. They signify deeper issues in road maintenance and safety that are crucial to address.

What are Bird Baths in Road Pavement?

Bird baths are small depressions in the road surface where water accumulates. Unlike potholes, bird baths are shallower and often wider, resembling a natural birdbath. They typically form in areas where the pavement has sunk or where water is unable to drain properly. These features are commonly seen in areas with lower traffic, like private neighborhoods and parking lots, where regular maintenance may not be as common.

Causes and Consequences

The primary causes of bird baths in pavement include tire ruts from repetitive vehicle traffic and insufficient soil compaction during road construction. Over time, the weight of vehicles passing over the same spot causes the pavement to deform, creating these depressions. Additionally, if the underlying soil was not compacted properly, it can settle unevenly, leading to surface irregularities.

The presence of bird baths is not merely a cosmetic issue. They can pose significant trip hazards for pedestrians, especially when hidden by water or ice. For vehicles, these depressions can lead to uncomfortable rides and, in some cases, damage to the vehicle itself. In winter, bird baths can be particularly dangerous as they form ice patches, posing a risk for both vehicles and pedestrians. Furthermore, they can also cause problems for snowplows, leading to inefficient snow removal and additional road wear.

Road Pavement Birth Baths

Understanding the causes and effects of bird baths in road pavement is crucial for effective road maintenance and safety. Addressing these issues not only improves the longevity of the pavement but also ensures a safer environment for all road users. The next part of the series will delve into bird bath repair methods, focusing on innovative techniques offering long-lasting solutions, such as the Deep Lock ® process.

Want more information about the Deep Lock® process?

Polyurethane foam can be used in a variety of new construction projects, from road widening to zero lot line excavation projects to a variety of complex excavation and foundation support scenarios. The use of polyurethane stabilization techniques provides clear advantages like cost-effectiveness, strength, and versatility across a wide range of situations. However, properly implementing them requires extensive technical expertise in assessing site conditions, selecting the right materials, and creating effective injection plans.

Technical Guidance and Contractor Referrals

Before hiring a contractor to do any polyurethane injection work, consultation with industry specialists is highly recommended. With decades of experience in chemical grouting, the Alchatek support team possesses in-depth knowledge for assessing site conditions and challenges. 

In addition, Alchatek maintains strong relationships with experienced polyurethane foam application contractors. Referrals are available to reputable construction experts who can safely and effectively execute projects.

A Partner for Success

Don't leave the success of your new construction endeavor to chance. Connect with the specialists at Alchatek to leverage the full benefits of polyurethane foam for upcoming projects. Reach out today!

Call 404-618-0438 or fill out this form to contact Alchatek today!

Want more information on soil stabilization with polyurethane?

In new construction projects, establishing a solid foundation for footings and slabs is crucial, especially in challenging soil conditions. Polyurethane foam offers a groundbreaking approach to improving soil stability, a key factor in the longevity and safety of new structures.

Cost-Effective and Durable

In new construction, utilizing polyurethane foam for soil stabilization beneath new footings and slabs presents a more economical and efficient approach compared to the conventional practice of excavating and replacing unstable soil. This method not only reduces costs but also greatly enhances the structural integrity of the foundation.

Effective in Waterlogged Conditions

One of the standout features of polyurethane foam is its efficiency in waterlogged or saturated soil conditions. The foam's ability to displace water ensures a stable base, even in areas with high water tables. This characteristic is particularly beneficial for constructions in challenging terrains, where water presence can complicate traditional building methods.

Supporting New Footings and Slabs with Polyurethane

The application of polyurethane foam underneath new footings and slabs represents a significant advancement in construction technology, offering a more efficient, cost-effective, and reliable method for building stable foundations.

Want more information on soil stabilization with polyurethane?

As construction excavation projects continue to push the boundaries of complexity, innovative solutions are needed to ensure safety and stability. Polyurethane foam has emerged as an indispensable tool for these unique challenges. With a dual capability to stabilize soil and complement traditional retaining methods like sheet piling or secant walls, polyurethane foam provides robust support precisely when and where it is most needed. Whether plugging gaps to prevent infiltration, enhancing structural support, or sealing out soil in deep foundation pits, this versatile material enables advanced excavations that would otherwise be extremely risky if not impossible.

Support for Traditional Excavation Methods

Polyurethane foam serves the important dual role of both stabilizing soil and supporting traditional methods in complex excavation projects. Used alongside methods like sheet piling and secant piling, the foam creates an impermeable curtain wall injection that seals out the soil. This barrier is crucial for maintaining the stability of surrounding structures.

An Indispensable Modern Tool 

The versatile applications of polyurethane foam demonstrate its indispensability in modern construction. Its ability to adapt to challenging excavation scenarios and bolster conventional techniques makes the foam a critical component in ensuring safe and successful projects.

Want more information on soil stabilization with polyurethane?

Excavating near existing structures, particularly in zero lot line scenarios like building additions, poses unique challenges. Traditional methods like sheet piling, while effective, can cause issues such as adjacent structure disruption, soil settlement, and excessive noise, making them less ideal in dense, urban environments.

Polyurethane Grout Walls

The use of polyurethane grout walls, composed of interlocking columns, offers a more suitable solution. This method involves injecting a single component, like AP Soil 600, into non-cohesive soil, creating a stable barrier that supports the excavation site without affecting the adjacent structure.

The Advantages of Polyurethane in Non-Cohesive Soils 

In non-cohesive, loose soils, polyurethane grout walls provide several benefits:

1. Reduced Structural Impact: They minimize the risk of damaging nearby structures.
2. Lower Noise Levels Compared to Sheet Piling: The installation of polyurethane grout walls is significantly quieter than the installation of sheet piles.
3. Soil Stability: Polyurethane enhances soil stability, ensuring safety during and after excavation.

This approach is not suitable for more cohesive soils in which the installation of grout columns is not possible, emphasizing the need for careful soil assessment beforehand. This installation of grout walls to stabilize adjacent structures during excavation is a more precise and less invasive alternative to traditional methods.

Want more information on soil stabilization with polyurethane?

Road widening projects, essential for improving traffic flow and infrastructure, traditionally involve digging up and replacing unstable soil. This method, however, poses risks to existing roads and is both costly and time-consuming. The use of polyurethane foam to stabilize existing soil is often more efficient and effective.

The Use of Polyurethane Foam 

In non-cohesive soils, which are loose and permeable, a single-component material like AP Fill 700 is most effective for ground permeation. For cohesive soils like clay, a dual-component material such as AP Lift 475 is more suitable for ground compaction. These materials are injected in a grid pattern to stabilize the soil beneath the road.

Advantages Over Traditional Methods 

This new approach offers significant benefits:

1. Minimized Risk to Adjacent Structures: Unlike traditional methods, polyurethane foam injection does not destabilize adjacent areas.
2. Cost-Effectiveness: The process reduces both material and labor costs.
3. Time Efficiency: Foam injection is faster, accelerating project completion.

The use of polyurethane foam in road widening not only enhances efficiency but also maintains the integrity of adjacent structures, marking a significant advancement in construction technology.

Want more information on soil stabilization with polyurethane?

Each ground stabilization project is unique. The Alchatek support team is skilled in assessing different challenges and devising solutions tailored to specific requirements, whether for residential, commercial, or industrial purposes.

Technical Guidance for Ground Stabilization

Alchatek extends its support to those seeking ground stabilization solutions, offering comprehensive technical guidance. More than just a manufacturer, Alchatek partners with property owners and contractors alike throughout their construction endeavors, ensuring effective implementation of stabilization techniques.

Connecting with Skilled Contractors

Alchatek also facilitates connections with experienced contractors proficient in advanced ground stabilization methods. This service ensures that property owners and managers have access to the necessary expertise for their specific stabilization needs.

Why Choose Alchatek?

Alchatek's approach to ground stabilization is rooted in a deep understanding of geotechnical engineering and a commitment to manufacturing high-quality materials. This ensures not only the effectiveness of our products but also their longevity and environmental friendliness.

Get in Touch

To take the first step towards a successful ground stabilization project. Our team is ready to assist you with expert advice, detailed information, and referrals to qualified contractors. Trust Alchatek to be your partner in ensuring the stability and integrity of your structures.

Call 404-618-0436 or fill out this form to contact Alchatek today!

Want more information on stabilizing soil with polyurethane?

Choosing the right contractor for ground stabilization using polyurethane is a critical decision that directly impacts the success and longevity of your project. This guide provides essential tips to help you select the most qualified professional for your needs.

Choosing a Contractor: Key Considerations

• Expertise and Experience: Ensure the contractor has a strong background in ground stabilization, particularly with polyurethane applications. Look for a proven track record.
  
  
• Quality of Materials: The quality of polyurethane foam used is pivotal. Confirm that the contractor uses high-grade materials for effective and durable stabilization.
  
  
• Client Testimonials and References: Prior client feedback is invaluable. Request references or seek out reviews to gauge the contractor’s reliability and work quality.
  
  
• Detailed Estimates: Obtain detailed quotes and timelines. Look for a comprehensive repair plan with clear costs and timelines.

A Professional Partner

Choosing the right contractor is not just about finding someone with the right tools and skills; it's about partnering with a professional who understands your project's specific needs and can deliver results that stand the test of time. Make your decision with careful consideration to ensure a successful and satisfactory ground stabilization process.

Want more information on stabilizing soil with polyurethane?

Ground stabilization extends beyond soil to include rock and gravel, crucial for various construction and infrastructure projects. Polyurethane foam, with its expansive and adhesive properties, is an extremely effective solution in these challenging environments.

Case Study: Gravel Wall Stabilization

A collapsing old brick retaining wall necessitated urgent stabilization measures. The challenge was to remove a portion of the wall without causing the loose gravel foundation under a temporary concrete retaining wall to run out. The contractor chose AP Fill 720, a polyurethane resin, for its ability to permeate and lock the gravel in place, achieving high compressive strength. Approximately 50 gallons of AP Fill 720 were used, with injection probes placed strategically to ensure thorough coverage. The process was efficient, taking just one day with a small crew, and was a complete success, allowing for the safe removal of the brick and completion of the project with minimal costs.

Case Study: Railroad Ballast Rock Stabilization

AP Lift 475, a two-component polyurethane foam, was utilized for railroad ballast rock repair and stabilization. This resin was applied to loose bulk ballast stones on railway tracks, increasing their rigidity and stiffness. It served as a weather-resistant solution, reducing vibrations and providing a buffer zone. The application of AP Lift 475 on ballast stones created a polyurethane-stabilized ballast with superior mechanical properties compared to traditional methods.

Beyond Soil: Rock and Gravel Stabilization

These cases demonstrate the versatility and effectiveness of polyurethane foam in stabilizing not just soil, but also rock and gravel, underscoring its utility in a wide range of geotechnical challenges. For more information and expert consultation on ground stabilization solutions, Alchatek offers its expertise and innovative approaches tailored to various needs.

Want more information on stabilizing soil with polyurethane?