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Why Interlocking Concrete Blocks Are Ideal for Flood and Blast Protection

In certain environments, protection against elements, natural disasters, accidents, and attacks is crucial. This is especially true for public spaces and buildings too. With that in mind, would concrete blocks be able to provide any protection?

In this blog, we will explain why Interlocking Concrete Blocks are ideal for flood and blast protection.

As an established and trusted concrete provider, PPC Concrete Products aim to provide solutions for people in the construction industry. We supply interlocking concrete blocks, jersey barriers, forklift blocks, and more.

PPC Concrete Products is here to provide the answers you may be looking for whilst giving you an insight into the quality concrete options we supply. Our supplies are fit for purpose and generally provide no issues with building regulations, not to mention being safe to use for a variety of construction needs.

The demand for construction is only increasing, on a private and industrial level. Whichever side you fall into, one of our concrete products could be the building block to successes you are looking for.

The basics of an interlocking concrete block

The basics of an interlocking concrete block

Interlocking Concrete Blocks are a variation on the traditional concrete block, and can be argued are the most efficient kind of concrete block. These special pre-cast blocks do not require mortar in order to create a long-lasting and effective connection, and are available in multiple sizes.

Interlocking Concrete Blocks connect to each other via studs and recesses at the top and bottom of the blocks, respectively. Individually, concrete blocks are heavy, but once they are joined, they provide an excellent counterweight against exceedingly heavy applications like a retaining wall.

Considering the fact they do not require mortar to connect, it is safe to say you will be saving money that would otherwise be spent on binding materials, and even some labour costs.

What is the weight and height of Interlocking Concrete Blocks?

The heaviness of the blocks, in conjunction with the interlocking feature, provides a secure level of structural integrity that is extremely difficult to topple or alter in any way once the structure has been set.

Regarding the weight of our blocks, they individually weigh 1560KG depending on the size of block you opt for. In conjunction with this, the interlocking and stacking features of our blocks provide an extremely secure structure.

Our interlocking concrete blocks have the potential to have 5 blocks stacked upon each other. Our standard-sized blocks are 60 cm in height, with 5 stacked together this would equate to 300 cm, which is exactly 9 feet (2.74 m) & 10.11 inches (ca. 26 cm) high.

However, there are size variations available, naturally, this will alter the aforementioned heights and weights.

Why interlocking concrete blocks are ideal for flood and blast protection

Why interlocking concrete blocks are ideal for flood and blast protection

Interlocking concrete blocks offer several advantages that make them ideal for both flood protection and blast protection:

Flood Protection:

  • Strength and Durability: Concrete is a naturally strong and durable material, capable of withstanding significant water pressure from floods.
  • Watertight Seal: The interlocking design of the blocks creates a tight seal between them, preventing water from seeping through the wall. This eliminates the need for additional waterproofing measures in many cases.
  • Quick and Easy Installation: Interlocking blocks can be stacked together quickly and easily, without requiring skilled labour or specialized equipment. This is crucial for rapid deployment in flood emergencies.
  • Modular Design: The modular design allows for walls of various heights and lengths to be constructed, adapting to specific flood protection needs.
  • Cost-Effective: Compared to traditional flood protection methods like poured concrete walls, interlocking blocks are generally less expensive in terms of material and labour costs.

Blast Protection:

  • Energy Absorption: The inherent weight and density of concrete blocks allow them to absorb a significant amount of energy from a blast, mitigating the impact and protecting structures behind the wall.
  • Interlocking Mechanism: The interlocking design helps distribute the force of a blast more evenly across the wall, preventing individual blocks from being easily dislodged.
  • Scalability: By adjusting the thickness and height of the wall with interlocking blocks, the level of blast protection can be tailored to the specific threat scenario.
  • Reusability: Unlike some blast protection materials, interlocking concrete blocks can often be salvaged and reused after a blast event, reducing replacement costs.
  • Versatility: Interlocking concrete blocks can be integrated with other blast protection measures like fences or barriers, creating a comprehensive protection system.

How to make Interlocking concrete blocks even more resilient

  • Foundation: While interlocking blocks themselves are strong, the foundation on which they are built is crucial for overall stability in both flood and blast scenarios. Keep this in consideration when using them.
  • Engineering Design: For optimal performance in flood or blast protection applications, the design of the interlocking block wall should be done by a qualified engineer who can factor in specific water pressure loads or blast force calculations.

Overall, interlocking concrete blocks offer a compelling solution for both flood protection and blast protection due to their strength, durability, ease of use, and cost-effectiveness.

Which size block is best for flood and blast protection?

As discussed previously, the standard sized blocks we offer are our largest, and would be the best option from our selection for flood or blast protection. This is simply because there is more overall mass, making it harder for water to move, and making a blast have to go through more of the block before reaching you.

By choosing a smaller size, you are significantly increasing the risk to be affected by a flood or blast. We would suggest consulting a specialist with experience of making structures with floods and blasts in mind, in order to use the best sized blocks specific to your needs.

How do you move an interlocking concrete block?

Moving our 1560 kg interlocking concrete blocks is a job that depends on more than just its weight. A few factors come into play, including the distance it needs to be moved, its final placement, and the equipment available.

For short distances and flat ground, a dolly or even dragging it on a sled might be an option, but safety precautions are crucial. However, lifting such a heavy block manually is extremely dangerous, and actually impossible to do by hand individually. It also far exceeds safe lifting limits.

If you need to move this block, it’s best to prioritise safety. Consulting a professional or renting machinery like a forklift or crane with a capacity exceeding the block’s weight is the recommended course of action. These methods are not only safer, but also more efficient for moving such a heavy object.

With this in mind, it becomes obvious that it must take a significantly powerful flood, or blast to cause any issues with the blocks. Hence, why they have the potential to be used for both flood and blast protection.

In every instance, it is always better to err on the side of caution, whichever concrete block provider you visit, you should clearly explain what you intend to use them for. Any responsible supplier will confirm whether their blocks can handle these requirements.

Purchase interlocking concrete blocks today

Is a rock face block the same as an interlocking concrete block?

As an established supplier all over the UK, PPC Concrete Products is always happy to help, which is why we encourage you to get in touch with any questions you may have or have a look at our FAQ.

In this blog, we hope to have shown you why interlocking concrete blocks are ideal for flood and blast protection. Whilst also providing additional information including construction solutions that we offer.

Take a read of our case studies to truly understand how we have provided solutions for business in the past with the use of our interlocking concrete blocks, and ultimately, how we can help you today.

Read our blog page for more insights into our passion, construction.

Address:

The Old Gasworks,

Higginshaw Lane,

Royton,

Oldham,

OL2 6HQ

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