Concrete Abrasion Resistance: The Bad, the Good, and the Better (Interview Part 3)

Concrete Abrasion Resistance: The Bad, the Good, and the Better (Interview Part 3)

Last time in this interview series, we looked at just how effective Hard-Cem is as a solution for increasing concrete abrasion resistance. (For a recap, take a look at our first part and second part in this interview series!)

Unlike conventional surface-applied products, Hard-Cem has a worry-free application process. And on top of that, it has been proven to be effective through third-party testing. Part of that testing involved a modified ASTM C627 test, which showed just how resistant Hard-Cem made concrete to abrasive forces.

However, that’s not all it has going for it. Hard-Cem can also help construction professionals with their sustainability efforts. To see how, we asked Kryton Technical Director Jeff Bowman for more insight.

First, why don’t we review the environmental concerns surrounding concrete?

I’m sure many people are aware that roughly, for every 1 ton of Portland cement that’s manufactured, 1 ton of CO2 is released into the atmosphere. But of course, we don’t make buildings out of cement. We make them out of concrete. So I think it’s more useful to look at the final carbon load of the concrete itself.

Where can we learn about the final carbon load of concrete?

Now, there are many industry resources for this. The one that I’d like to draw from today is the Canadian Ready-Mixed Concrete Association’s environmental product declaration. It has a wide range of information and breaks concrete down by strength class. It also publishes industry benchmarks for each strength class.

But for just a broad view of the information displayed, you can see that depending on the concrete strength and many other factors, the carbon load of that concrete is normally going to range about 250 kg to 500 kg of CO2 per cubic meter of concrete.

That’s a significant environmental investment. So you really want to make sure your concrete is going to be durable and last a long time with minimal maintenance.

How does Hard-Cem help mitigate this carbon issue?

Well, first of all, just by having Hard-Cem reduce the wear and tear of abrasion on a concrete slab, you’re reducing, delaying, and often preventing some of that maintenance activity you’d otherwise need to do to replace that concrete or grind it down and resurface it. You can avoid using more concrete to fix it at a later time.

Hard-Cem-treated concrete (as seen on the right) can get double the wear life and an increased resistance to abrasion and erosion compared to regular concrete (as seen on the left).
Hard-Cem can also help you make more efficient choices with your concrete. Sometimes, the structural requirements of a project are satisfied with a typical mid-strength concrete.

But to ensure good abrasion resistance, a higher strength concrete is used instead. This increases the carbon footprint and is an inefficient use of resources. Hard-Cem may allow the lower strength option to be used instead while still designing for abrasion resistance. This can allow the use of more environmentally efficient concrete without sacrificing abrasion performance.

So, Hard-Cem can help reduce the carbon footprint now and down the road?

Yes, it can.

Remember, depending on the application, oftentimes, a higher strength concrete may introduce some problems that are actually detrimental to the overall performance of the job, such as increased shrinkage, cracking, and curling.

So using a more conventional mix with Hard-Cem can help you avoid these problems while still achieving excellent abrasion durability.

To get high-strength concrete, builders can add more silica fume or cement. However, silica fume’s maximum abrasion resistance increase is 13%. And to double that resistance with cement, builders would need 80% more cement content.

What about Hard-Cem’s carbon footprint?

The carbon footprint of Hard-Cem is very small. It’s only a percentage or two of the overall mix. As we often see with admixtures, it gives you very good performance value relative to its environmental impact.

What does all that mean for the lifetime carbon footprint of a structure?

Being able to produce a sustainable mix now is a very worthy goal. But it’s true that it’s also important to take a look at the lifetime carbon footprint of that structure. Depending on the maintenance and replacement cycle, the lifetime carbon footprint can be much higher than the original construction cost.

Now, we have a really interesting case study on this: the New Afton Mine. This is near Kamloops, British Columbia, Canada, and was built in 2011.

In the ore collection and processing area, within three years, the mine had so much wear and tear just from the mining equipment. And with the ore on the ground being pressed into the concrete and ground between those wheels, the owners had to replace, not just resurface but replace, the concrete in that area within only three years. So they were set on a three-year replacement interval, which is not very sustainable.

But in 2014, they replaced it with Hard-Cem concrete, and that concrete is still performing today. So what you can see here is that by investing in durability, they’ve been able to skip at least two replacement events. And they’re actually partway through what would have been their third.

Ever since Hard-Cem was added into replacement concrete for the mine, the mine has provided six continuous years of service without the need for more concrete replacement work.
 

In short, Hard-Cem has reduced the lifetime carbon footprint by almost 50%. And that’s just so far.

Thank you for all that detail, Jeff! It seems that Hard-Cem really will protect concrete against abrasion better than traditional methods. It’s also easy to install and doesn’t change a concrete mix’s properties. And on top of that, it reduces your carbon footprint, increases the durability and life cycle of your concrete, and has been in successful performance for years. What more could you ask for from a concrete hardening solution!

Finding the best product to increase concrete wear life isn't hard. It's Hard-Cem. Click here to learn more.

The post Concrete Abrasion Resistance: The Bad, the Good, and the Better (Interview Part 3) appeared first on Kryton.

4 Benefits of Using Concrete for Your Commercial Flooring

4 Benefits of Using Concrete for Your Commercial Flooring

When it comes to commercial flooring, concrete is one of the most popular choices.

For both creative and practical reasons, many businesses typically choose concrete floors for their stores, patios, and walkways. 

On top of being durable and easy to install, this type of flooring also offers an array of other benefits, including:

1. Infinite design possibilities

Concrete flooring is available in a wide range of colors and patterns. Any hue can be created to accent your commercial property’s interior.

In addition to picking from an array of beautiful colors, you can also create a unique custom design. For example, you may want a pattern or logo that matches the branding of your business. Some concrete contractors are even capable of creating specialty textures with stamped concrete that replicate wood grain or natural stone materials.

2. Easy to clean

If you have a high volume of foot traffic in your commercial property, concrete is the perfect flooring option. Not only does it withstand heavy use and wear and tear, but concrete floors don’t absorb dirt or moisture, making spills much easier to spot and wipe up. All you need is a mop or broom

Concrete floors are also more resistant to water damage, so your property is better protected against leaks and spills that can cause significant damage otherwise.

This type of flooring also doesn’t harbor allergens or bacteria, so it’s perfect for high-traffic facilities like hospitals where many people may be affected by dust particles and other allergens that accumulate in carpets or rugs.

3. Reduces noise pollution and energy costs

Concrete offers a high degree of sound insulation, which can be especially useful in the workplace.

If you work in an environment where there’s a lot of phone conversations and meetings taking place throughout the day, concrete floors will act as an effective barrier against the noise, rather than amplifying it like carpet does.

Additionally, concrete floors will also help keep your energy bill down in the long term because they offer a high degree of thermal insulation. This means that you won’t have to adjust your heating and cooling system as much throughout the winter or summer months.

4. Lasts up to 40 years

Concrete floors can last for decades (up to 40 years) as long as they’re properly maintained and installed.

With this type of flooring, you won’t have to deal with the hassle of replacing materials every few years, saving you time and money in the long term. However, it’s important to note that concrete isn’t perfect; you will likely need to repair a few cracks here and there as time goes on. Otherwise, these imperfections will compromise the integrity of your flooring and make it susceptible to further damage.

Fortunately, these types of repairs are relatively minor and can be completed in a matter of hours by a professional contractor without too much trouble. 

While there are many distinct advantages to using concrete for your commercial flooring, the success or failure of your project ultimately depends on picking the right contractor. Our professionals at Port Aggregates are highly skilled in creating beautiful, precise pours every time. Contact us today to request a quote

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Interview: Why Krytonite™ Is the Unsung Hero of Construction Joint Waterproofing

Interview: Why Krytonite™ Is the Unsung Hero of Construction Joint Waterproofing

When you think of general concrete waterproofing, you probably envision membranes or crystalline waterproofing admixtures. But those aren’t the only aspects you need to consider for waterproofing. In fact, you should think of them as part of a more holistic approach to waterproofing. With only membranes or concrete admixtures, you’re not protecting your entire structure from water ingress. You’re missing out on protection for areas like tie holes, pipe penetrations, construction joints, and control joints.

It only takes one of those areas to remain exposed to water for there to be a water ingress problem. After all, as the Construction Waterproofing Handbook notes, 90% of water ingress issues happen within only 1% of the total structure’s surface.

That’s why you need solutions like our Krytonite
™
Swelling Waterstop, which seals concrete construction joints, protecting them from water. Such solutions, however, aren’t always given the attention they deserve.

To see why that is and why changing that in favor of Krytonite and more is better, we’ve turned to our territory manager for the Eastern United States, Christian Warren. With over 13 years of technical territory sales and operations management experience in concrete waterproofing construction and a background in ready-mix quality control, Christian knows just how valuable it is to give each concrete detail its due. And it’s why he’ll be discussing the value of Krytonite with us today.

Thank you for joining us here, Christian. While all aspects of waterproofing are necessary, waterstops like Krytonite are not often the first part to come to mind for builders. Why is that?

Thanks for inviting me.

As you mentioned, waterstops tend to not get the spotlight that’s needed. As they’re encased inside concrete, it becomes easy to forget about them (it’s like the old saying goes: “out of sight, out of mind”). That’s the case for both waterproofing successes and failures.

Successes tend to be attributed to the whole waterproofing system. And failures are no different. In either situation, it’s difficult to diagnose the waterstop’s successful contribution to the waterproofing system because it takes destructive techniques to the concrete joint to even see the waterstop’s condition.

What about Krytonite itself? What makes it stand out from the other waterstops on the market?

While the installation of Krytonite will be familiar to those who have installed bentonite or other swelling waterstops, the performance of the product is top-level.

For performance comparison, bentonite waterstops offer entry-level capabilities. They’re often inexpensive and mostly ineffective, even in low-risk applications. Part of that is due to their uncontrolled swelling and inability to hold up through wet-dry cycles. Because of that, there is a risk of the concrete blowing out due to high internal pressures, damaging the structure and incurring high maintenance costs as bentonite waterstops deteriorate quickly due to their clay-based composition.

Meanwhile, Krytonite offers greater performance. It’s designed with advanced elastomeric hydrophilic polymers, which is a superior form of technology to that of bentonite. As a result, Krytonite offers better compression sealing, stability, and longevity.

For compression sealing, Krytonite can swell more than 10x its original size. That is up to 4x more than competitors. And with its unique trapezoid shape, Krytonite can minimize the possibility of voids in the concrete.

For stability, Krytonite takes advantage of controlled swelling that allows for proper concrete strength development. It also ensures that Krytonite will never blow out the concrete due to unchecked internal pressures.

And for longevity, Krytonite is made to be cohesive, remaining intact for the life of the concrete structure. It’s a stark contrast to bentonite waterstops, as those are expected to disintegrate eventually, especially under extreme conditions and constant wet-dry cycling.

Of course, the greater value with Krytonite is not just the top-level performance but its cost and warranty. How Kryton has priced it and given it a 10-year limited warranty makes this waterstop a huge value add. It ensures that contractors can get guaranteed top-level performance for entry-level pricing with Krytonite.

So, Krytonite comes with great performance and value. A significant factor for the performance side of things seems to be the product’s superior swelling. Just how does that work? And for how long?

So, Krytonite will swell only in the presence of water. Depending on that water’s source and where the Krytonite is situated, contractors will see variations in that swelling. For instance, to see Krytonite swell up to 1,000% of its size, the waterstop would have to be unconstrained and come into contact with clean water. But when it’s placed within a joint, Krytonite will only expand as much as necessary. So that means expanding until it has enough pressure to stop the flow of water.

Krytonite will stay that way so long as there is water present.

Can it seal more than just construction joints with this ability?

Yes, you can use Krytonite to seal around other items fully embedded in concrete. These might be pipes, studs, or tie rod sleeves.

Is it able to withstand water contaminated with salts, acid, or hydrocarbons?

Whether the water has salt, acid, or hydrocarbon contamination, Krytonite will still be able to activate and operate as normal. It’s all thanks to its unique synthetic rubber technology. Because of the technology’s cohesive properties, Krytonite will not deteriorate if it encounters contaminated water.

Still, to maintain quality, I recommend that contractors confirm the Krytonite’s stability with Kryton’s technical department if the contaminated water levels are particularly high.

How do you get Krytonite to adhere to concrete? Does it matter if the surface is damp?

To get Krytonite to adhere to concrete, you should first apply Krytonite Adhesive along the center of the construction joint. Then, press the Krytonite into the adhesive. When doing this, you should have enough adhesive on the surface that it comes out the sides of the pressed Krytonite.

This is the most optimal way of making sure that Krytonite stays firmly attached to the concrete surface.

That remains the case even if the concrete surface is damp as the adhesive can keep Krytonite up off the damp surface enough for the Krytonite to bond properly. That only works, however, if the surface is not too wet and is free from debris and pooling water.

Of course, if you’re set on using a different adhesive, the next best option is a one-component polyurethane construction adhesive.

Once applied, will it need protection?

Yes. It is possible for Krytonite to tolerate some early water exposure, but you should still take care to protect it from as much rain and moisture as possible before pouring concrete. Otherwise, the Krytonite could end up debonding.

To prevent that from happening, make sure the Krytonite is fully shielded from weather and moisture. A way to accomplish that might involve covering it with plastic to put a barrier between it and any possible water ingress.

Is there anything you’d recommend adding with Krytonite to waterproof construction joints and details?

While Krytonite will do an excellent job at protecting concrete construction joints and other small details, it works best with the KrystolWaterstop System. Under that system, you have Krytonite as well as Krystol Waterstop Treatment
™
, Krystol Waterstop Grout
™
, and Crack Inducing Waterstop.

When used in varying combinations, they can offer contractors a robust waterproof jointing system that’s available for low- and high-risk areas.

For low-risk areas, contractors can bring their concrete to a saturated surface-dry (SSD) condition and then coat it with the Krystol Waterstop Treatment. The Krystol technology in that treatment will react to water and unhydrated cement particles to form crystals that stop water from passing through. Then, the contractor can install the Krytonite to the concrete, further sealing the joint from water.

That acts as double protection for a structure that isn’t expecting to see a heavy amount of water ingress.

For higher risk areas, this system offers triple protection. That requires the same SSD condition and the same Krystol Waterstop Treatment and Krytonite application. But after that, contractors can apply Krystol Waterstop Grout to a keyway that’s formed with the help of the Crack Inducing Waterstop, adding extra Krystol technology protection.

All of that builds redundancy into the waterproofing system, giving it better protection from possible installation and material failures and from water ingress.

If I were interested in installing Krytonite and the rest of the Krystol Waterstop System, who should I go to?

We have territory managers and distributors all around the world who can help you. To find out who’s nearest to you, just send your request to Kryton on our contact us page or call Kryton’s headquarters anytime at 800-267-8280. There is always someone ready to help. And of course, if you happen to be in the eastern area of the USA, I am always happy to talk with you to see how Krytonite and the Krystol Waterstop System can best serve your concrete waterproofing needs.

Thanks again for chatting with us, Christian! We’re glad to see just how valuable Krytonite and the Krystol Waterstop System can be.

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Did you miss our previous article…
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4 Advantages of Polished Concrete Flooring

4 Advantages of Polished Concrete Flooring

Polished concrete flooring has gained popularity in recent years for its durability, low maintenance, and affordability. If you’re thinking about getting your floors redone but haven’t narrowed down your choice of material just yet, continue reading.

Polished concrete floors are perfect for both homes and businesses. They can be used in a variety of spaces, including kitchens and garages. Some of the biggest advantages of this type of flooring include:

1. Extreme durability

Concrete can last for decades without needing to be repaired or maintained. It doesn’t peel, scratch, or fade over time like most other types of flooring. This makes it a particularly great choice for cat or dog owners whose pets tend to scratch up the floors. Not to mention, it will save you money in the long run by reducing repair or replacement costs.

2. Requires very little maintenance

In addition to being extremely durable, polished concrete flooring is also easy to clean and maintain when compared with other types of flooring. Pet stains and spills come up easily and can be swiftly cleaned away without the need for special and expensive cleaners. This makes polished concrete a great choice if you’re looking for flooring that will stay beautiful without requiring time-consuming care and maintenance. 

3. Endless color options 

Contrary to popular belief, concrete doesn’t have to be gray and dreary. Polished concrete comes in an array of beautiful colors, including both classic and modern choices that will blend seamlessly with your existing décor, giving your home or business an entirely new look.

4.  Affordability

One of the biggest advantages of polished concrete floors is the low cost. This flooring is an excellent choice for homeowners and business owners who want to install new flooring but can’t afford pricey wood or marble. 

While there are many distinct advantages to polished concrete, the success or failure of your flooring project ultimately depends on picking the right contractor. Our professionals at Port Aggregates are highly skilled in creating beautiful, precise pours every time. Contact us today to request a quote for your next project!

The post 4 Advantages of Polished Concrete Flooring appeared first on Port Aggregates.

Why Maturix® Is Leading the Concrete Sensor Market with Next-Gen Tech

Why Maturix® Is Leading the Concrete Sensor Market with Next-Gen Tech

Technology is always evolving. That hasn’t been any less true for the concrete monitoring field. Not long ago, contractors were relying solely on field-cured concrete cylinders to understand the compressive strength development of their concrete. It was a time-consuming process with room for error. After all, field-cured cylinders cure at a different rate than concrete placed en masse. And they need to be transported for testing off-site. But now, there are many concrete sensors available on the market to simplify this process and provide more accurate insight into concrete strength.

One in particular has drawn attention over the past year or so. That would be the Maturix Smart Concrete Sensors. These next-gen sensors are helping to lead the sensor market, drawing interest from all over, and we’re here to explain why that is and why you should join the excitement.

 

Maturix Sensors Offer Award-Winning Concrete Monitoring

These heavy-duty sensors transmit concrete temperature data directly to a cloud-based platform and calculate concrete strength from there on a regular basis each day. That process allows them to provide builders with real-time remote concrete monitoring.

Their setup is relatively simple too. It starts with our Maturix expert creating an online account for builders. So all builders need to do is log in when ready. From there, they attach a cost-effective thermocouple wire to rebar. That in turn gets plugged into Maturix’s transmitting sensor, which is located outside the concrete placement. Builders can then start or refine the monitoring start time remotely through any device that can access a web browser.

That way, contractors can eliminate the time, labor, and money required to physically go to the worksite to collect data on concrete placements. Instead, they can easily access their concrete data 24/7 through the Maturix platform. They can also receive online alerts through Maturix software. That lets them know exactly when their concrete’s temperature has exceeded critical thresholds or fallen out of spec and when their concrete’s compressive strength has been met. For concrete strength validation in particular, that can save up to three days per pour.

Due to Maturix’s ability to streamline concrete monitoring in such a cost-effective way, the sensors earned a Most Innovative Product Award in 2020. And it wasn’t long after that when they garnered additional attention. Soon, they starred in an article about the future of concrete sensor technology, already showing just how much of an impact these sensors made.

A Maturix Sensor is angled to face the left without its cable.

On Top of That, They Are Built to Last Long

To add to their award-winning appeal, the Maturix Sensors have been redesigned. They can now withstand the harshest construction and precast manufacturing environments.

Given a durable casing that increases their resistance to both water and dust, these sensors will last for more than the entirety of one project. And unlike other sensors, Maturix Sensors are not gone after a single use. Instead, the thermocouple wires attached to the sensors are disposable. That way, the sensors can be used for as many pours as a contractor likes. That makes them ideal for those who are looking for a streamlined cost-effective solution on monitoring concrete temperature, maturity, and strength.

A builder is holding and looking at a smart phone in his right hand while holding a clipboard in his other hand.

Both These Features Help to Ease Worksite Information Sharing

With the ability to provide instant updates on concrete development and remain operational for many pours, Maturix Sensors make it easier to share information. There’s no concern about needing to replace them, after all. So contractors can instead focus on what’s important: the data surrounding their concrete’s development.

Because that data is received instantaneously, contractors can remain fully aware of any potential issues that might develop. Whether there’s a need to manage the mass concrete differential, cold weather, or hot weather, Maturix Sensors can ensure contractors know about it before it becomes a problem.

However, that doesn’t have to benefit just contractors. If other worksite team members need to know this information, a contractor only has to send that data in the form of a report with the press of a button through the Maturix cloud-based platform. That report will then be transmitted digitally to whoever needs it, expediting report work and worksite approvals in the process with very little effort required.

Contractors don’t have to worry about losing that report data either. The Maturix platform ensures that all data is logged and backed up, so contractors and their team have documentation associated with their project, which can help reduce liability.

A bridge has been partially constructed by the general contracting firm Kruse Smith.

ll of Which Has Helped Create a Number of Success Stories

After hearing about Maturix and trying it out for themselves, many contractor companies were happy to report their own success stories with Maturix features.

They’ve Helped The Walsh Group Ltd. Streamline the Monitoring of Multiple Wall Placements

In an interview with our Maturix specialist, Kris Till, Tanner Santo, a superintendent for The Walsh Group Ltd., stated that there were “a lot of moving parts and challenging logistics” to constructing the Southeast Treatment Plant in San Francisco. The company had to determine how to monitor 300 to 400 wall placements. And they had to determine how to minimize any downtime while doing so.

Their original process for this would have been time-consuming and costly. They would need to take multiple concrete cylinder samples, which would add on to the cost of the work. And they would also need to wait for a testing lab to determine when the concrete had reached minimum strength. Without the testing lab’s go-ahead, they would have to wait to remove the formwork, prolonging the progress of their work.

To expedite this process, The Walsh Group Ltd. decided to add Maturix. That streamlined their monitoring significantly. Santo was able to receive notifications on his cell phone, letting him know when the concrete reached minimal strength. As a result, he and his team did not have to take additional concrete samples or wait for a go-ahead and could safely strip formwork, knowing just when the concrete had hit minimal strength.

nd They’ve Improved the Documentation and Quality Control Processes for Kruse Smith

Hoping to innovate technologically and improve their on-site performance, the Norwegian contractor Kruse Smith also chose to work with Maturix. They made this decision with their work on the E39 highway project in mind specifically.

One of their biggest concerns surrounding this work was dealing with the weather. They would be working in freezing temperatures with lots of ice and snow. So they had to protect their concrete from freezing before it cured.

For previous projects, they kept an eye on this concern with manual data loggers. They were digital, but they didn’t transmit data online. As a result, Kruse Smith had to send out workers to physically check their concrete placements individually to collect temperature data. Then, the workers would have to do analytical work based on the information they recorded to get any insight from that data.

With Maturix during their E39 project, however, they received that information instantaneously through an Internet-connected device, which came with generated graphs and analysis already there. So there was less work involved for faster, more accurate results.

In turn, that allowed them to focus more on better active documentation and quality control. They could bring that data up in meetings with team members and their client to discuss the progress of their work and what they could improve. It created a lot of transparency and trust. And it made it easier to spot any possible issues with temperature drops or a slower concrete curing process.

A coffee cup on a light-brown wooden table rests in the background as a builder holds a tablet in their left hand looking at sensor data in the foreground.

That Just Proves How Reliable and Cost-Effective Maturix Is in the Long Run

In just a short while, Maturix has won an award for its technology and has proven itself out in the field as a reliable tool for saving contractors time and money when they monitor concrete. From streamlining the monitoring of around 300 to 400 concrete wall placements for The Walsh Group Ltd. to enhancing Kruse Smith’s active documentation and quality control, Maturix Sensors show that it’s possible to simplify concrete monitoring and cut costs without losing the quality and accuracy contractors are looking for in a worksite.

Convenient. Cost-Effective. Remote. Concrete monitoring with Maturix. Book a demo today!

The post Why Maturix® Is Leading the Concrete Sensor Market with Next-Gen Tech appeared first on Kryton.

5 Reasons to Choose a Rip Rap Retaining Wall

5 Reasons to Choose a Rip Rap Retaining Wall

A retaining wall is necessary for any landscape project.

Without them, shorelines will quickly erode or flood, and gardens become overgrown with weeds.

The most popular type of retaining wall is the traditional concrete block style that has been around since the 1950s.

However, plenty of other options are available. One such option is a type of limestone called rip rap.

This bulky stone offers an array of benefits. When used as a retaining wall, it’s:

1. Aesthetically pleasing

A rip rap retaining wall is an attractive way to add some interest and excitement to your yard or city shoreline. The irregular shapes of the stones give it a more natural, rustic look that complements a variety of styles.

2. Eco-friendly

Because limestone can be obtained from quarries, it has less environmental impact than other materials like concrete and steel. It is also a sedimentary rock, which means that it’s formed over time from the weathering of other rocks.

The process of obtaining limestone does not involve chemical treatments or strong acids like some materials do. It helps to protect the environment and human health during and after its creation.

In addition, limestone is a natural sponge that absorbs water. This makes it an especially good choice for areas like the South that experience heavy rainfall and hurricanes.

3. Great for protection against the elements and erosion

Thanks to its irregular shape, rip rap can be useful in more urban areas to protect buildings from heavy rains and flooding. It also prevents soil at construction sites from getting washed away by rainfall or runoff water that carries mud and silt into nearby waterways.

4. Long-lasting

Rip rap is a long-lasting material that can remain in your landscape for many years. Since it’s made from limestone, you can also rely on this material for its strength and durability. Unlike certain materials like cinder blocks, rip rap will not break down over time.

In addition, the limestone itself has been around since prehistoric times and will likely be here until another type of rock comes along to replace it. This provides an excellent return on investment compared with materials like wood or plastic which need replacing every few decades.

5. Easy to maintain

One of the final benefits of rip rap is that it’s easy to maintain. Unlike traditional concrete block walls, you don’t need to replace these stones since they’re not attached together with mortar or cement.

Instead, each stone rests on top of the other and can be removed when necessary (if repairs are needed or if you want to create a new design).

In addition, the irregular shapes and sizes of rip rap makes it easy to find just what you need for your project, whether that’s one large piece or several smaller ones. This is unlike many other types of retaining wall stone which are sold in pre-cut pieces.

Port Aggregates offers three types of rip rap: 10lb rip rap (6-10”), 30lb rip rap, and 55lb rip rap. Whether your goal is to prevent erosion or simply create a garden, we’ve got just what you need. Our high-quality crushed limestone is available in numerous sizes to suit your special needs. Contact us today to request a quote

The post 5 Reasons to Choose a Rip Rap Retaining Wall appeared first on Port Aggregates.

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Concrete Abrasion Resistance: The Bad, the Good, and the Better (Interview Part 2)

Concrete Abrasion Resistance: The Bad, the Good, and the Better (Interview Part 2)

In our first part of this interview series, we discussed why concrete abrasion is such an issue for concrete construction and how it’s often treated. (For all the details, give it a read!) Most of the solutions discussed were shown to be complicated and ineffective. But we ended on a positive note, briefly talking about a solution that could offer a more worry-free way to increase concrete abrasion resistance.

That solution turned out to be Hard-Cem. As the only integral concrete hardener on the market, it offers a unique advantage to construction workers. With Hard-Cem, workers only have to add it to the concrete mix during batching, and that’s it. Hard-Cem doesn’t need a complicated application process and has been shown to be effective at what it does. And what it does is double your concrete’s wear life while increasing your concrete’s resistance to abrasion and erosion.

But is all that too good to be true? How does Hard-Cem actually perform? To look into it, we asked our previous contributors, Technical Director Jeff Bowman and Kryton Western Canada Territory Manager John Andersen, to give us the details.

 

So, why don’t we start by talking about the performance you can expect to see when you use Hard-Cem for increased concrete abrasion resistance?

Jeff: To answer that, let’s first review some of the test methods you could use for abrasion resistance.

There are several established test methods published by ASTM. But the one I’d like to highlight today is ASTM C627 (also known as the Robinson floor test based on the machine that is used for the testing).

Now, what’s really interesting about this test is that it applies a much higher load and a much longer test duration than many of the other methods that people might use.

During the Robinson floor test, Hard-Cem proved that it could double abrasion resistance compared to control concrete with 25 MPa (3,000 psi).
And early in the days of Hard-Cem’s development, Dr. Rusty Morgan, working with AMEC, recommended using this test and adapting it to increase the load and the test time to make it more useful as a test for the abrasion resistance of concrete. One of the advantages of this adaption is that because the test panel is quite large, it allows you to get a more realistic look at real-world finishing conditions that you might use for your concrete.

Essentially, during the test, wheels rotate around the concrete, allowing you to measure the depth of wear directly just by using a pair of depth calipers.

A common result for this is a very straightforward, plain concrete mix of 25 MPa [3,000 psi] with about 1.8 mm of wear depth. And after 5,000 revolutions, the depth of wear of the Hard-Cem concrete is reduced by about half compared to your plain concrete. So it creates a very significant increase in the abrasion resistance of that slab.

How does Hard-Cem perform against competing products like dry shakes?

Jeff: There are a range of dry shake materials, products, and aggregates.

Some of them do perform really well.

But if you look at our Robinson floor test results comparing Hard-Cem with different dry shakes, Hard-Cem came in with the lowest wear depth at just under 1 mm, whereas other dry shakes that were tested next to it had around 1 mm to 3 mm of wear depth.

So, you’re getting excellent abrasion resistance and you’re getting the additional advantage of a simple and reliable installation. And you’re not making any compromises on the performance of that concrete.

The Robinson floor test also showed that Hard-Cem would keep concrete wear depth to under 1 mm where several dry shake products could not.

re there any case studies about Hard-Cem’s performance?

John: Certainly! I can share a couple right now.

This first one happened 14 years ago. It was a CorLiving facility that was built half with Hard-Cem concrete and half with regular concrete. So it was a good in-service test of control concrete versus the performance you can see with Hard-Cem concrete.

The facility team later invited us in to have a look at the facility’s concrete to see how it performed. And there was a clear visual divide. In one area, it was nice and shiny with nice, straight edges on the concrete. This was the Hard-Cem concrete, and it was right next to the regular concrete, which had broken edges and was worn out and dusty.

It’s a good example of what you can see when you put Hard-Cem in your concrete.

14 years at a CorLiving facility had barely affected the Hard-Cem concrete on the left, while the untreated concrete on the right had already started to wear and gather dust.
Another good example is this second case study for a concrete company. They placed Hard-Cem concrete in the exit area for their concrete batch plant trucks as a way to demonstrate the performance of Hard-Cem to their customers.

Even after four years at a busy concrete batch plant truck exit, the Hard-Cem kept its brush finish, while the untreated concrete to the left had lost its surface paste.
After four years, they came back and took a look, and you could see the control concrete with the heavy machinery, loaders, and concrete trucks driving over it. It was really ground down and its concrete paste had worn away, whereas with the Hard-Cem concrete, you could still clearly see the original broom finish marks in it and its paste was completely intact.

We’ve proven that Hard-Cem can be highly effective with no application hassle. But does it have any other benefits worth talking about? We’ll look more into that on the third and final part of this interview series.

Download our e-book today to find out why the industry is moving away from surface-applied concrete hardeners.

The post Concrete Abrasion Resistance: The Bad, the Good, and the Better (Interview Part 2) appeared first on Kryton.

4 Reasons Why You Should Use Concrete in Your Next Project

4 Reasons Why You Should Use Concrete in Your Next Project

Around the world, concrete is one of the most commonly used materials in construction.

From concrete patios and walls, to intricate fountains and fireplaces, this versatile material is perfect for any project in your home or business.

In this blog post, we will discuss four reasons why concrete should be the building material you choose for your next project.

1. Strength and Resilience

The secret to concrete’s durability is all in the science. When cement is mixed with water, a chemical reaction called hydration occurs. This reaction bonds the two substances together rather than just holding them together. The resulting chemical bond prevents concrete from crumbling, breaking apart, or pitting.

Concrete’s strength and durability allow it to withstand even the most extreme conditions, such as underwater environments, deserts, and extremely cold climates. It’s one of the most fire-resistant materials, and doesn’t burn like wood or other organic fixtures.

Not only is concrete strong, but it also gets stronger as it ages–unlike other construction materials that erode over time. This process is called hardening, and it occurs as a result of the formation of calcium silicate hydrate as the cement continues to hydrate. The integrity of concrete can last for decades. On average, you can expect concrete to last three times longer than most building materials.

2. Low Maintenance

Once concrete is poured and set, the job is pretty much complete. Unlike other building materials, concrete requires little to no maintenance; there’s no need to worry about discoloration or laborious upkeep.

3. Versatility

Concrete can be applied in numerous ways — hand-applied, sprayed, pumped, poured, and more. When freshly mixed, it is malleable enough to be poured and molded into anything. Builders can even replicate the appearance of wood or bricks by stamping the concrete.

You’re really only limited by your own imagination when you pour concrete. From stamping designs to creating elaborate patterns, there are endless design possibilities, making it a first choice for many builders.

4. Affordability

One of the greatest benefits of concrete is its affordability. Because concrete can be poured into just about any shape or size, it does not require extra materials to maintain its form. As a result, the overall cost of your project will be significantly less than if you were trying to work with other building materials such as tile or stone.

On top of that, concrete’s low maintenance combined with its durability reduce the overall operating costs and insurance. Even after disasters, rebuilds are a lot less cost exhaustive than they are with other materials.

If you’re looking for a cost-effective, versatile, and long-term solution, concrete is the best material for the job, and our dedicated experts here at Port Aggregates have you covered. Contact us today to start your next concrete project!

The post 4 Reasons Why You Should Use Concrete in Your Next Project appeared first on Port Aggregates.

Did you miss our previous article…
https://cedarparkconcrete.org/?p=48

Concrete Driveway Costs – How to Avoid Paying More Than You Have to

Concrete Driveway Costs – How to Avoid Paying More Than You Have to

What kind of concrete mix is used in concrete driveways? Concrete driveways have been an effective, economical way to increase the resale value of a home significantly. Concrete is a waterproof, wear-resistant material that’s ideal for garages, alleys, and driveways. Concrete’s inherent strength protects the concrete driveway from harsh weather conditions and extends a lifetime of at least thirty years. It is also eco-friendly, which is a consideration when everyone is looking for ways to cut back on their carbon footprint. With their durability, ease of maintenance, and affordability, concrete driveways have become the number one choice among homeowners for landscaping projects.concrete driveways

If you’re interested in doing your concrete work, you’ll first need to find out what level of expertise you have. If you’ve never built or repaired concrete driveways before, then you need Concrete Contractors Tampa, who know how to do it properly. Ask around to family and friends who may have some contacts for good concrete contractors. Don’t forget to check out your local yellow pages, telephone directory, and even the Internet to see if anyone has any recommendations for you.

Once you have some names of potential concrete contractors in your area, you need to find out what kind of experience they have. Decide whether you want the job done for you or if you want the job done right the first time. The cost might vary depending on who you hire, so it’s important to compare costs before making a final decision. Ask each concrete contractor for a list of references and find out how long they’ve been in the business. If they’re relatively new, you may have to wait for a while until they build up a large clientele.

When it comes to concrete work, you need to know the concrete costs so you can set a budget. The average concrete cost is about $3000 per foot but it varies depending on the type and number of layers needed. The more layers there are, the higher the concrete costs. If you do find a great deal on stamped concrete driveways at a cheap price, make sure that there’s plenty of life left in it and that you won’t have to repair it right away.

If you decide to use stamped concrete driveways in high traffic areas, you’ll probably want to put a coating on them right away. You can choose from several types of paint, including glossy or flat look paint, so you can easily match your existing exterior paint colors. This will help the new concrete driveway stand out even when it’s next to an identical color from several feet away.

Once you’ve determined the approximate concrete driveway cost based on the information you’ve researched, it’s time to check the price against the other features you might be considering. For example, if you want the space for your car to be able to fit into it without denting it, then you might want to consider the width, which is measured per square foot. There are several ways you can get the size you need, and the cost will vary accordingly. On the other hand, the number of curves is usually measured in inches, and you can use this as a rough guideline when looking for the perfect driveway.

If you’re not happy with the concrete driveway cost, then you can always consult a professional paving company. Contact the Paving Trade Council to see a list of professional paving contractors in your area. Many paving companies are members of the P paving materials association, which works to maintain a consistent standard of quality and workmanship among paving contractors. Professionals are bonded and insured, and they adhere to guidelines set by the Paving Trade Council.

Before deciding on a particular company, homeowners looking for concrete driveways should also contact the Better Business Bureau to find out if there have been any complaints lodged against a particular provider. Keep in mind, however, that even legitimate concerns about the quality of work may be escalated into legal action if they’re not taken care of properly. The Paving trade, for example, has a complaint ratio of about one complaint every one hundred thousand miles driven. If you’ve decided to have concrete laid, remember that you’ll be responsible for the cost of the labour and material as well as the final bill. Make sure you understand all the costs upfront, and ask each contractor you work with for a written quote. This will help you compare the pricing and service life.

The Benefits of Installing an Asphalt Parking Lot Surface

The Benefits of Installing an Asphalt Parking Lot Surface

asphalt pavingAsphalt paving is a general term used to explain the application of asphalt to a paved parking lot or driveway. The time is also used to describe laying new asphalt pavement or repairing old asphalt pavement on a parking lot or driveway. The asphalt must be filled with concrete to make it strong enough to handle driving pressure. The asphalt will be spread into various sizes and shapes to make it suitable for use in any area where it might be needed. The asphalt is then topped with a protective coating to make it last for years to come. If you want to learn more about installing an asphalt parking lot, Visit Website.

Most asphalt paving occurs on a flat or slightly uphill surface. If you have an uphill driveway, you might have to drive over a few inches of gravel before the asphalt starts to lay over the gravel. After the gravel is removed, you will be left with a flat paved surface. Applying asphalt pavement over a downhill surface takes more time as you have to carefully go over the surface to level and compact the newly formed asphalt.

When you are doing asphalt paving on a parking lot, it will take more time. You will need to make sure that all of the curves and turns in your driveway will be included before starting. You also need to take account of any obstacles that might be placed between the asphalt and your parked vehicles. These obstacles can include guardrails, signs, or bushes.

Before you begin asphalt paving on a new driveway, it is important that you prepare the area completely. This means removing all debris and any weeds that may be growing. This also means removing any grass that might be on the paved surface. This is especially important if you are doing asphalt paving on a parking lot, because it will make the newly created asphalt pad wet and therefore become brittle.

When you have prepared the area, you will need to smooth out any rough areas. Smooth out any bumps in your existing surface with stones or sand. This will help the new asphalt pave the better. By using a wet/dry roller, you can easily move the material to any location on your existing surface. The sub-base layer of the new asphalt paving will rest directly on the top of the old, poured concrete or any other surface that you used.

The first step in the asphalt paving process involves a thin layer of hot asphalt mix being applied to the back of the excavated area. This thin asphalt mix helps to create the strong seal needed to protect the concrete. If you have poured an asphalt driveway before, then you know that this is not the only step in the paving process. All that remains after the hot asphalt mix is applied is to compact the newly formed asphalt into the precise dimensions required for your project.

Asphalt paver installation professionals make use of heavy machinery to move the hot asphalt mix over any cracks in your concrete. These cracks will not only help to form the new asphalt surfaces, but they will also help to cut down the costs associated with repairing cracks. The contractors will typically place the hot asphalt mixture directly on top of the existing cracks, which may require some level of excavation. Other methods of applying the asphalt are also available, including using rollers and screed systems.

There are two primary benefits to installing asphalt pavement of this type: improved drainage and increased parking lot space. In addition to the obvious benefit of improved drainage, this type of paving also typically creates a sloping driveway. When asphalt pavement is constructed with a conventional asphalt mixture, the driveway has a distinct downward slope. With an asphalt pavement, the driveway slope can be varied, allowing for greater vehicle access. The extra space created by this kind of paving also allows for more space to complete parking lots.