
Understanding Crash Rated Fences | Common Applications | Different Types of Fences | Crash Fences vs. Security Fences | Other Crash Barriers | Cost of a Crash Fence
Businesses that require high levels of security often turn to crash-rated fences, which are designed to withstand the impact of vehicles and provide an additional layer of protection beyond standard residential fencing. These robust systems are engineered to stop large vehicles from breaching the perimeter, making them essential for locations with heightened security risks. The performance of these fences is measured using a rating system developed by the Department of State (DOS) and the American Society for Testing and Materials (ASTM), ensuring they meet strict safety standards.
What Is a Crash Rated Fence?

Also known as anti-ram fences, crash-rated fences are specifically designed to prevent vehicles from breaking through the barrier. They are commonly used in areas where there's a risk of vehicle-borne threats, such as government buildings, military installations, and critical infrastructure. Their strength and durability make them ideal for environments where security is paramount.
Crash Fence Ratings Explained
Crash-rated fences are evaluated using a rating system that indicates their ability to stop a moving vehicle. Originally, the K-rating system was used, which measured how well a fence could stop a 15,000-pound vehicle at specific speeds. Over time, this system was updated to the M-rating system, which includes both speed and penetration distance. Here’s a breakdown of the ratings:
- K4 rating: Stops a 15,000-pound vehicle traveling at 30 mph.
- K8 rating: Stops a 15,000-pound vehicle traveling at 40 mph.
- K12 rating: Stops a 15,000-pound vehicle traveling at 50 mph.
The M-rating system expands on this with the addition of P-ratings, which measure how far the vehicle penetrates the barrier after impact:
- M30: Vehicle travels up to 30 mph, with P1 indicating less than 1 meter penetration.
- M40: Vehicle travels up to 40 mph, with P2 indicating between 1 and 7 meters penetration.
- M50: Vehicle travels up to 50 mph, with P3 indicating between 7 and 30 meters penetration.
While the K-system is no longer in use, it is still referenced alongside the more modern M-system. This helps businesses understand the level of protection their fence provides based on real-world scenarios.

Common Uses for High-Security Fencing Systems
High-security fencing systems are essential for facilities that require maximum protection against potential threats. These include:
- Prisons
- Military bases
- Courthouses
- Chemical plants
- Banking centers
- Power plants
- Airports
- Data centers
- Government buildings
- Universities
- Oil and gas facilities
These structures often handle sensitive information or have high-value assets, making them prime targets for attacks. Crash-rated fences help ensure that the perimeter remains secure, even in the face of vehicle-based threats.
Types of Anti-Ram Fences Offered by TYMETAL
TYMETAL offers a range of high-quality anti-ram fencing solutions tailored to meet the specific needs of each client. Our systems are designed to meet or exceed ASTM standards, providing reliable protection against vehicle impacts. One of our top options is the post-and-cable or post-and-rail system, which can achieve an M50 rating — equivalent to a K12 rating — offering protection against a 15,000-pound vehicle traveling at 50 mph.
Our fencing systems are installed with posts spaced 64 feet apart for terminal posts and 16 feet apart for in-line posts, meeting P1 penetration guidelines. The end posts measure 36 inches in diameter and 96 inches deep, while the line posts measure 24 inches in diameter and 96 inches deep. This ensures a strong, durable barrier that can withstand intense impacts.
We also offer custom anti-ram fencing designed to fit your unique requirements. Whether you need a simple barrier or a complex system with integrated gates, we can create a solution that meets your security goals. Our team works closely with clients to ensure every detail is addressed, from design to installation.

Crash Rated Fences With Crash Rated Gates
Incorporating a crash-rated gate into your fencing system enhances overall security by controlling access points. These gates are designed to withstand the same level of impact as the fence itself, ensuring that the entire perimeter remains protected. TYMETAL offers a variety of gate options, including slide gates and lift gates, all engineered to meet ASTM standards.

Some of our most popular gate options include the TCGR-12 Cantilever Slide Gate, which is certified for M50 and P2 ratings, and the Crash Engineered Vertical Lift Gate, available in multiple configurations. We also offer reinforced slide gates that can be customized with chain link or ornamental designs to match your facility’s aesthetic.
All of our security fences and gates are tested by third-party facilities to ensure compliance with ASTM guidelines. Each product is made to order in our Texas or New York facility, guaranteeing quality and reliability.

TYMETAL Crash Rated Fences Versus Security Fences
It’s important to distinguish between crash-rated and standard security fences. While both provide protection, crash-rated fences are specifically tested and rated according to ASTM standards, ensuring they can withstand high-impact vehicle collisions. A "crash-rated" fence has passed testing and received an official rating, whereas a "crash-tested" fence may not have met the required standards and thus lacks an official rating.
Why Choose TYMETAL Crash Rated Fences?
TYMETAL is a trusted name in the security fencing industry, offering high-quality, customizable solutions for businesses that demand the highest level of protection. Our crash-rated fences and gates are designed, manufactured, and installed with precision, ensuring they meet the strictest safety standards. We work closely with clients to understand their unique security needs and deliver tailored solutions that provide long-term value.

From small barriers to large-scale security gates, we offer comprehensive solutions that combine strength, durability, and aesthetics. Our products are built to last, with rigorous testing and quality control processes ensuring they perform reliably under extreme conditions. In addition to our fencing systems, we also provide crash barriers that can be used independently or in conjunction with our gates and fences.
For businesses looking for reliable, high-performance security solutions, TYMETAL is the right choice. Our commitment to excellence and customer satisfaction makes us a preferred partner for industries that require the highest level of protection.
Crash Barriers From TYMETAL
TYMETAL offers a range of crash barriers designed to enhance the security of any facility. These barriers can be used alone or in combination with our anti-ram fences and gates to provide additional protection. Our crash beams and bollards are built to withstand heavy impacts and are ideal for high-risk environments.
Our TCRB-4 and TCRB-12 crash beams are certified for M30 and M50 ratings, respectively. These beams are constructed from solid aluminum and can be customized for manual or electronic operation. The TCRB-12 model is particularly suited for heavy-duty applications and can be equipped with hydraulic controls to improve functionality and reduce wear and tear.
Our crash-rated bollards are another effective security solution. Designed to stop vehicles of various weights and speeds, they feature a flexible steel core that absorbs impact and protects both the bollard and the surrounding area. For those seeking a more aesthetically pleasing option, our Universal Slimline Planter offers a visually appealing alternative that still provides strong protection against vehicle attacks.
How Much Do Crash Rated Fences Cost?
The cost of a crash-rated fence depends on several factors, including the size of the installation, the type of materials used, and the level of customization required. While the base price of the fence is an important consideration, additional costs such as installation, labor, and equipment should also be factored into the total budget.
Customization adds to the overall cost, as it involves designing, manufacturing, and installing a system tailored to the specific needs of the business. Hardware, cables, rails, and posts are all part of the installation process and contribute to the final price. However, the long-term benefits of a crash-rated fence—such as enhanced security and peace of mind—make it a valuable investment for many organizations.
Maintenance is another factor to consider when evaluating the total cost of a crash-rated fence. Regular inspections and upkeep are necessary to ensure the system continues to function effectively over time. Despite these ongoing costs, the long-term value of a crash-rated fence—especially in high-risk environments—makes it a worthwhile investment.
When purchasing a crash-rated fence, it’s advisable to consult with a professional security company like TYMETAL. Experts can provide guidance on pricing, customization options, and maintenance requirements, helping you make an informed decision that best suits your needs and budget.

Make TYMETAL Your High-Security Fence Manufacturer
With over 35 years of experience in the security fencing industry, TYMETAL has established itself as a leader in providing reliable, high-performance solutions. We specialize in custom anti-ram fencing and gates, ensuring that each product meets the highest standards of quality and durability. Our patented technologies and advanced manufacturing processes allow us to deliver cutting-edge security systems that protect businesses from potential threats.
As a single-source provider, we handle everything from design and manufacturing to delivery and installation. This streamlined approach ensures that our clients receive high-quality products tailored to their specific security needs. Whether you're looking for a basic barrier or a fully customized security system, TYMETAL has the expertise and resources to deliver a solution that exceeds expectations.
Our team of professionals is committed to providing exceptional service before, during, and after the sale. From project planning to on-site support, we ensure that every step of the process is handled with care and precision. If you're looking for a reliable, high-performance security fence manufacturer, look no further than TYMETAL.
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