Better And Longer Sturdiness. The main color of the paved area depends upon the color of the aggregates used in exposed aggregate concrete. 1. Honed aggregate can cost anywhere from $100 to $180 per square metre. Exposed aggregate is created by removing the top layer on concrete from a surface to reveal the texture and colors of small stones underneath. With high traffic areas like driveways and front entrances, concrete can absorb all the abuse without showing signs of its frequent use. With the loss of the aggregate, the slab develops surface bald patches or depressions. The following are the disadvantages of concrete : Due to low tensile strength, concrete is required to be reinforced to avoid cracks. The size of voids existing between a particular size of aggregate is too small to … This method is used to create flat surfaces that … Knowledge Is Power: A Beginners Guide to Start Using a Solar Power Today, http://www.newspeakblog.com/various-tips-using-concrete-floor-finishes/. This is a far cry from simple concrete which simply requires a water hose for cleaning. Aggregate concrete is created by spraying the surface mortar of the concrete away to reveal particle stone (aggregate) that is below. The material can be prone to damage. While a concrete slab can be quickly cleaned with a good power wash, exposed aggregate usually requires more time and attention. Obviously, I am oblivious to this side of concrete.” New Jersey “Stamped concrete has its advantages, but I never recommend it over pavers because they lose their shape over time (the depth of the stamping wears down with traffic). The following are some of the disadvantages of using exposed aggregate: You cannot do it on your own. Contractors can further enhance traction by altering the size of the aggregate particles used, as well as their shape and surface texture. The aggregates can either be mixed with the concrete or seeded on the surface. Properties and records of source concrete like strength, durability and composition are looked into for deciding the proper source concrete. The color choice of the aggregates can be made according to the type of color one wants to impart to the general paved area. This is a far cry from simple concrete which simply requires a water hose for cleaning. The stones and cement provide strong resistance against wear and tear. Aurora LaJambre is a writer and editor living in Brooklyn, N.Y. For over five years she's covered topics in culture, lifestyle, travel, DIY design and green living for print and online media. Size and shape of the aggregates depend upon the type of area for which the exposed aggregate concrete is being used. The process of construction is also not complex. But this method exposes your lawn and plants to harsh chemicals. Exposed aggregate concrete is an excellent way to get a spectacular look at a reasonable cost. If concrete is installed properly, it can last 20+ years. Debris and dirt get compacted between the textured surfaces, requiring a wire brush or strong hose to remove. Gap graded mixes are often specified for exposed aggregate architectural concrete finishes in order to increase the likelihood of obtaining uniform surface appearance. Exposed aggregate concrete serves two purposes; it is both decorative and functional. It is long lasting, non-slip and has an … The cement in a concrete slab usually holds the surface layer of aggregate in an exposed aggregate slab securely in place. Another common method is using a chemical surface retarder to delay the set time for easy surface removal. Decorative exposed aggregate concrete is widely used for making pool decks, patios, driveways, sidewalks, plazas, etc. There are several ways to install exposed aggregate, and each method has its own challenges. Exposed Aggregate Concrete Advantages. This type of pavement is more unique and ornamental than a flat concrete slab, but it also has several disadvantages to consider before installing it. For someone who has never used concrete before, there is a learning curve and it may prove more difficult than one can assume. When you start talking polished concrete floors with exposed aggregate, there are a few more things to consider.. Instead of feathering the new concrete over the surrounding area to level it out, only add enough compound to fill the hole. The final price will depend on many factors; including the type of materials you want to use and the size of the floor space. Before diving headfirst into the world of exposed aggregate, there are a number of cons to consider as well. All Rights Reserved. The feel of the aggregate concrete on the feet depends upon the size and shape of the aggregates. Cleaning exposed aggregate is not as simple as hosing off a concrete slab. Also, read: http://www.newspeakblog.com/various-tips-using-concrete-floor-finishes/. Exposed aggregate can be as strong and durable as the concrete that holds the aggregate together, but the decorative stones on top are more vulnerable to damage. Another common method is using a chemical surface retarder to delay the set time for easy surface removal. The aggregates come in various sizes, shapes, and colors. The oldest way to expose aggregate involves using a brush and broom to remove the top layer of mortar. Surface layer in order to increase the cost of installation seeded on the feet depends upon type. Materials as other types of materials such as cars doesn ’ t do this it. Choice for homes which receive heavy traffic resealing after every five years graded mixes are often for... Area for which the exposed aggregate, and asphalt WOW Women on Writing, '' `` Six States and... Resealing after every five years why you need to hire a professional to lay the surface is sturdy... 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