Understanding what is geogrid and how a geosynthetic geogrid functions can help construction teams improve durability, reduce erosion, and extend the life of infrastructure projects. Read on for a synthesis of what geogrid is, how it works, plus its benefits and applications.

Defining Geogrid

Geogrid is a geosynthetic material, a class of man-made materials used for soil reinforcement and other construction applications. So, exactly what is geogrid? Geogrid is a geosynthetic geogrid material used for soil reinforcement and stabilization in construction applications. As part of the broader category of geosynthetic materials, geogrids are engineered to improve geogrid soil stabilization and strengthen weak or unstable ground conditions. 

Geogrids are flat, intersecting grids generally made from polymers such as polyethylene, polypropylene, or polyester. Understanding what is geogrid also involves understanding how it is manufactured. Geogrids can be created through weaving yarns or fibers, welding strips of material into grids, extrusion, or punching a grid pattern into a solid geosynthetic sheet. 

The apertures and rib structure of a geosynthetic geogrid allow soil to interlock within the material, improving load transfer and stabilization performance.

How Does Geogrid Work? 

To fully understand what is geogrid, it’s important to understand how it stabilizes soil. Geogrids improve geogrid soil stabilization by redistributing loads across wider areas and adding tensile strength to weak soils.

The grid structure of a geosynthetic geogrid allows surrounding soil to settle into its apertures, creating mechanical interlock and strengthening the overall structure. This process improves soil performance in environments where erosion, settlement, or unstable subgrades are concerns.

Understanding what is geogrid and how it functions is especially valuable for applications involving slopes, embankments, and heavy-load construction areas.

What is Geogrid Used For?

If you’re asking what is geogrid used for, the answer includes a wide variety of construction and environmental applications. Geogrids are commonly used for geogrid soil stabilization, reinforcement, erosion control, and seismic resistance.

Industries using geogrids include:

• Road construction
• Natural disaster recovery and reconstruction
• Environmental restoration
• Berm or levee construction
• Landfills
• Drilling and mining
• Energy transmission
• Water transport
• Wastewater treatment

A geosynthetic geogrid is especially effective in applications where soil must support heavy loads, such as roadbeds, parking lots, airport runways, and erosion-prone slopes.

Projects involving slope protection and stabilization often pair geogrids with erosion control systems for enhanced long-term performance.

What Are the Benefits of Using Geogrid?

One of the main reasons contractors ask what is geogrid is because of its ability to improve geogrid soil stabilization while reducing project costs and installation time.

Compared to traditional stabilization methods, a geosynthetic geogrid can often be installed faster and with less excavation. Geogrids also work effectively with a variety of fill materials, helping reduce material and labor costs.

In addition, geogrids resist UV exposure, mechanical wear, and chemical degradation, making them highly durable over long periods. Understanding what is geogrid and its long-term performance benefits is important for projects requiring stable, erosion-resistant infrastructure.

Contact US FUSION for Expert Geogrid Installation

If geogrids sound like the right solution for your application, US Fusion can help. Whether you need slope stabilization, erosion control, or heavy-load geogrid soil stabilization, our team delivers reliable installation and reinforcement solutions.

Our polypropylene geosynthetic geogrid systems provide excellent tensile strength and modulus for reinforcement and stabilization applications. If you still have questions about what is geogrid, our experts can help identify the ideal solution for your project requirements.

Projects requiring advanced containment and stabilization solutions may also benefit from geosynthetic liner systems to improve environmental protection and performance.

Concrete protective liners are specialized, heavy-duty thermoplastic sheets or inserts engineered to cover concrete surfaces and completely isolate them from severe environmental and chemical damage. Formed from high-performance polymers like high-density polyethylene (HDPE), PVC, or PVDF, these panels feature mechanical anchoring studs that lock directly into the wet concrete during pouring.

By creating a completely impermeable barrier, installing a chemical resistant concrete liner stops corrosive acids, microbial gasses, and abrasive industrial fluids from destroying the structural integrity of the cement matrix. This permanent protective system is widely used across industrial, municipal, and civil operations to safeguard vulnerable structures, eliminate structural cracks, and provide an exceptionally cost-effective alternative to short-lived topical coatings.

Concrete protective liners are universally applicable across an array of critical infrastructure assets, including:

• Storage tanks
• Culverts and tunnels
• Sewer and water treatment
• Sumps
• Storage pads
• Concrete piping
• Secondary containment walls
• Manholes

Because varying chemical concentrations and flow velocities demand tailored material specifications, the specialized crew at US FUSION provides and installs these protective layers in thicknesses ranging from 2.0mm up to 12.0mm to match your exact structural load needs.

6 Benefits of Concrete Protective Liners

Why should engineers prioritize these specialized panels over traditional paint-on sealants? Here are six crucial operational advantages that high-performance concrete protective liners deliver to modern industrial construction projects.

1. Protection from Mechanical Damage

Concrete, though a strong, durable material, is prone to fracturing and chipping. If you’ve ever dropped a hammer on a concrete shop floor, you know what we mean. The crystalline structure of concrete makes it unable to bend or flex when it receives an impact, but the polymer structure of plastic liners gives them greater flexibility, allowing them to bend without catastrophically breaking or chipping.

2. Protection from Corrosion Damage

Porous concrete is rapidly corroded by ambient environmental hazards like sulfate soils, chlorides, industrial waste, and microbial induced corrosion (MIC). Preventing this internal breakdown is the only way to extend asset lifespans, which is why a robust chemical resistant concrete liner made of HDPE or PVDF (like Teflon) acts as an absolute shield to block all corrosive elements from reaching the reinforcement steel.

3. Minimal Lateral Movement 

Premium concrete protective liners experience virtually zero lateral movement once cast. The dense network of integrated rear anchoring studs ensures the plastic face moves in tandem with the concrete structure, maintaining a flawless, leak-proof seal across all thermal expansion and contraction cycles.

4. Resists UV Degradation

Thermoplastic formulations are easily enhanced with carbon black and specialized stabilizers during production. This built-in ultraviolet protection ensures that an exposed HDPE concrete liner retains its full mechanical tensile strength, flexibility, and chemical resistance even when subjected to years of direct sunlight on outdoor containment walls.

5. Cost Effective

Traditional protective methods like epoxy resins, polyurethane coatings, and rubber emulsions require extensive surface preparation and suffer from frequent peeling. For large-scale civil, industrial, and municipal infrastructure protection, an HDPE concrete liner provides a significantly lower total lifecycle cost by completely eliminating recurring maintenance and recoating schedules. 

6. Can Be Pre-Fabricated

Liquid coatings require flawless weather conditions and lengthy on-site curing windows that delay project timelines. In contrast, concrete protective liners can be pre-fabricated off-site to match the exact dimensions of your forms, arriving at the job site fully prepped for immediate installation regardless of wind, humidity, or temperature.

Get Expert Concrete Protective Liner Installation From US FUSION

Deploying high-performance concrete protective liners guarantees absolute defense against mechanical impacts and highly corrosive chemical environments. Beyond standard polyethylene systems, the technical field crew at US FUSION specializes in providing and installing custom PVDF, polypropylene, and PVC lining configurations.

Our certified technicians have decades of heavy industrial containment experience. Contact our engineering team today to discuss your site specifications, or download our complete Concrete Protective Liners brochure.

Water and construction generally don’t mix. Just like a rainy day can halt work on your site, so can the standing water it leaves behind once the sun is shining — along with other surface and groundwater in areas slated for construction or excavation. If this is a problem for your construction project, your site may need dewatering. But what exactly does that entail?

What is Dewatering? What Is Dewatering in Construction?

Dewatering is removing water from an area. In construction, this means removing water from a construction site — whether it’s removing ponded water from the surface or removing unwanted or excessive groundwater. 

Water can be an impediment to most construction activities, particularly anything involving concrete, which needs time to cure before it can tolerate moisture. Therefore, dewatering is a must for particularly wet sites, such as those with poor surface water drainage or high water tables.

4 Common Dewatering Methods

There are several methods for dewatering; the best method is dependent on a variety of factors specific to the application. Some of the most common dewatering methods are

• Pumping (open sumping)
• Channeling
• Well points
• Deep wells

1. Pumping

One of the methods for dewatering a site is to place a sump pump into wet, ponded areas and pump the water to another location. This method works specifically for surface water; for moving groundwater, more sophisticated pumping solutions are needed.

2. Channeling 

Channeling is one of the oldest, and lowest-tech, methods of dewatering surface water. It involves digging channels or ditches, into which water will drain. These channels harness the power of gravity to move water away from the worksite. 

To prevent this water from draining into the channel soil and prevent soil washout, some kind of geosynthetic liner or erosion control system may be used to line the channel.

3. Well points

For dewatering groundwater, one method is to drill a series of small, shallow wells around the work area, known as well points. From these wells, groundwater can be pumped out of the soil.

4. Deep wells

For applications where well points are insufficient, such as construction sites that are large or that require deep excavation, large, deep wells can be installed to draw up groundwater.

How is Excess Water Managed After Dewatering?

In all of the methods mentioned above, the water that is being removed from the construction area is generally redirected to another area of the site, where ponding will not be an issue for construction activities. Water may be diverted to densely vegetated areas of the property, which can absorb the excess water without risking extreme soil erosion or runoff. In some cases, detention ponds, tanks, or other infrastructure are needed to contain the excess water after it has been removed from the dewatered areas of the site. 

Regardless of where it is diverted, except when using the channeling method of dewatering, water is pumped and transported through pipes to the designated release or containment area. Water, as a fluid, is heavy and difficult to transport via other means. Temporary or permanent piping networks are established to divert water removed from the surface and soil. 

HDPE piping is often used for this purpose, as it is light and flexible, and can be installed using any of a variety of methods, depending on the application. Unlike other types of pipe, the sections of which are joined together with additional pipe components and adhesives, HDPE pipe is connected via plastic fusion: pipes are essentially melted together at high heat. This creates truly seamless piping, meaning that there are no opportunities for leaks. 

Need Dewatering Solutions? US FUSION Can Help

HDPE pipe is the natural choice for specialty construction dewatering needs, as it’s durable, flexible, affordable, and corrosion-resistant, with leak-free performance. To discuss how US Fusion’s HDPE offerings can meet the dewatering needs of your site and application, contact us today.

Once a plastic pipe system is installed, you may think a pipe specialist’s job is done. It’s not. 

Before plastic pipes can be considered safe and ready for use, hydro testing must be completed. Below, we’ll define what hydro testing is, why it’s important, and how it’s carried out. 

What is Hydro Testing? 

Hydro testing, short for hydrostatic testing, is a pressure-based process where piping systems are tested for performance and leaks. It’s most often completed right after a plastic pipe system has been installed, but can also be done later on for routine inspection and maintenance checks. 

Hydro Testing Process

Here are five steps for what the general hydro testing process looks like for plastic pipe or HDPE pipe applications:

1. Fill up the pipe system completely with water. 
2. Remove all air within the system (this is done by filling completely with water). 
3. Pressurize the system up to 1 ½ times its design pressure limit. 
4. Hold this pressure for a specified amount of time. 
5. Inspect the pipe system for leaks. Sometimes pipe specialists use dyes to find the exact location of any leaks.

Why Is Hydro Testing Important? 

Hydro testing isn’t just a recommendation. In most cases, it’s a post-installation requirement. 

Hydro testing is so important because it helps to ensure that the system passes inspection and safety standards for plastic piping. It’s a proactive approach that reduces the chance of an emergency and ensures the safety of your people, facilities, and environment. It also helps you save resources and money because you can catch leaks before they become a larger issue.

3 Hydro Testing Methods for Plastic Pipe Systems

There are three common hydro testing methods used for plastic pipe systems and other vessels/cylinders. There are certainly other methods that specialists use, but these popular ones will help give you a better understanding of what any test typically involves. 

Water Jacket Method

The pipe system is filled with water and loaded into a sealed chamber called a test jacket. The test jacket is also filled with water. The pipe is then pressurized inside the test jacket for a specific amount of time, causing it to expand within the test jacket. This results in water being forced out into a glass tube that measures total expansion. That expansion is recorded, then the pipe is depressurized, and then it shrinks to its original size.

Direct Expansion Method

The pipe system is filled with a certain amount of water, then pressurized. Then the amount of water that’s expelled upon pressure release is measured. The permanent expansion and total expansion values are calculated using the amount of water forced into the pipe, the test pressure, and the amount of water expelled.

Proof Pressure Method

Internal pressure is applied to the pipe to see if it has any leaks or weaknesses in the wall lining. In the United States, the proof pressure method is only permitted when the Code of Federal Regulations (CFR) doesn’t require permanent and total expansion values to be recorded. 

Trust US FUSION For Your Plastic Pipe & Hydro Testing Needs

Hydro testing is an important practice to ensure plastic pipes are installed and working properly on your site. If you need help completing this specialized process, contact the experts at US FUSION. With decades of industry experience, we have the knowledge and mastery it takes to get quick, accurate results.