Cemex supplies concrete block to customers with all types. These are the concrete blocks either hollow or solid. Ideas from cement fountains, flower pots, small fish ponds, all in one idea. Pdf the lightweight concrete has many advantages as compared to conventional concrete. Inspect all materials used in the construction of concrete. Standard block 8 high x 16 longnominal dimensions 1. Such software provides the user an opportunity to select their preferred method of mix design and enter the material data to arrive at proper mix designs. All of the types of concrete blocks that we produce have been environmentally profiled by bre to give generic green guide ratings and all blocks are fully recyclable at the end of the life of the construction. Perfect for applications requiring high loadbearing capacity, high. Different types of ready mix concrete cemex usa cemex. Types of concrete blocks characteristics of different types. Thx4a2a cmu is used in place of poured concrete in foundations and piers, as structural and infill wall material above grade. Best concrete blocks makes giant, 1ton and up concrete blocks that can be used for countless applications with simple setup, easy installation, and little cost.
Standard corefill block the standard, corefill block, also called a stretcher block or cinder block, is the most common type of block used to make partition, retaining and structural walls. P 100k l w frost line soil unit weight 110 pcf 40 20 slab on grade, surcharge weight 120 psf. Each of these causes leaves a signature typically in the type of crack it creates. Concrete hollow blocks being usually larger in size than the normal clay building bricks and less mortar is required, faster of construction is achieved. Midi blocks offer the same characteristics of a 140mm solid dense concrete block but at only 66% of the weight. An attempt has been need in this thesis to understand the various types of cracks occurring in.
House construction cost calculator excel sheet free download. Nonetheless, they are all popular for a reason, and that reason is because they are very good and very durable. A concrete block is one of several precast concrete products used in construction. Become familiar with the different types of concrete block and their applications and choose the right. Use of such concrete blocks are more appropriate in region where soil. Jul 17, 2017 become familiar with the different types of concrete block and their applications and choose the right kind for your job.
Compressive strength 5 8 mpa, highest among its substitutes. A reinforced concrete footing fig 3 supports a 12x12 column reaction p100 kips at the top of footing. Aerated concrete blocks exceptionally high performance blocks with the lowest thermal conductivity of any masonry block available in the uk. Cement concrete hollow blocks are usually of the following three dimensions. In this phase it is possible to vary the type and proportion of.
The aesthetic properties of concrete blocks, once utilitarian and gray, have become more important. Based on the soil test, allowable bearing capacity of soil is 5 ksf. Solid blocks have no cavities, or according to us standards have no voids amounting to not more than 25% of the gross crosssectional area. Mar 18, 2019 these are different cement based blocksbricks 1. A hollow unit is that unit which has core void area greater than 25% of the gross area. All our blocks are made from 100% recycled materials and can be picked up or delivered and installed upon request. Concrete is the most commonly used manmade material on earth. Maximum chloride ion content of concrete aci 318 maximum type of member cl prestressed concrete 0. Types of concrete designing buildings wiki share your construction industry knowledge. With our 4 design types, you can now make your own articulating interlocking dry stack gravity blocks to create any configuration imaginable. Concrete blocks, bricks, pavers and retaining wall products.
Types of concrete blocks or concrete masonry units used in construction. It is sometimes called a concrete masonry unit cmu. Though history records the use of concrete blocks by the romans, greeks and even egyptians some of the twotonne blocks that make up the pyramids are believed to be a primitive form of concrete, moderntype blocks were first cast, albeit in modest quantities, in around the middle of the nineteenth century. Concrete blocks technical data short description concrete block construction has gained importance and has become a valid alternative to fired clay bricks. Jul 02, 2018 concrete blocks in general, are also known as concrete units for masonry concrete masonry units or cmu in english or masonry blocks.
The materials required for the production of the concrete blocks are aggregates, cement and water. Below are a few examples of readymix concrete technologies with special properties and performance. Different types of concrete grades and their uses base. Concrete can be converted into precast masonry units such as hollow and solid normal and light weight concrete blocks of suitable size to be used for load and nonload bearing units for wallings. There are, however, m any variations of this procedure and a few are listed below. Cracks in plain and reinforced concrete posses a challenging to civil engineers from the six decades. Different types of concrete are produced based on the constituent material, mix design, the method of construction, area of application, form of hydration reaction.
The boxes are then filled with crushed stone or other coarse granular materials to create a freedraining structure. Types of concrete blocks or concrete masonry units. Types of concrete blocks or concrete masonry units used in construction concrete block masonry which is also known as concrete masonry unit cmu have advantages over brick and stone masonry. When the forces exceed the strength of the concrete, cracks will develop. This means a lighter block with easier manual handling. The total void area can amount to 50% of the gross crosssectional area. Hollow blocks are the most common type of concrete blocks, having one or more holes that are open at both sides. Whether you are looking for the right domestic or commercial concrete mix for your construction job, or are just curious about the different grades of concrete and would like to know more, read on to get an understanding of these different types of concrete and their uses, or get in contact today by calling us on 01442 389105. Types of concrete blocks characteristics of different. A concrete median barrier is used for safety by separating traffic traveling in opposite directions, traveling in the same direction. Tremendous forces can build up inside the wall due to any causes of cracks. Cemex has a wide range of products and services, including technical support for its different types of readymix concrete. The aggregates of various types have been used with varying degree of success and they include crushed stones, gravel, volcanic cinders, foamed slag, furnace clinker, etc. Concrete block paving reduces the maintenance of wastewater reduction works and other similar amenities.
Concrete bricks are systematically piled blocks, rectangular in shape, primarily used to build rigid walls. Concrete blocks are manufactured in required shape and sizes and these may be solid or hollow blocks. Types the standard concrete block is often divided into two. Also building construction with cement concrete hollow blocks provides facility. Nov 21, 2016 first of all, it is necessary to explain what types of blocks for house construction are available. Concrete block made to industry specifications are a reliable durable material that may be used to construct economical walls. Communities around the world rely on concrete as a safe, strong and simple building material. It is prepared for delivery at a concrete plant instead. Concrete masonry provides a cost effective answer to concrete masonry provides a cost effective answer to a variety of essential building needs including structure, fire separation, architectural finish, sound control, and low maintenance. For example, the location of the sprite along the xy axis. Different types of building blocks have different advantages and disadvantages.
Aerated autoclaved concrete block aac most of the time compared with bricks but is different in a. A reporter block is a code block that has either rounded or angled sides and is designed to provide information for other code blocks to process. There are four very popular types of concrete used for building houses. Various types of concrete have been developed for specialist application and have become known by these names. Insulite medium density aggregate blocks the perfect. The aggregates are selected by considering the weight, texture or. Color pigments in powder or liquid form may be added to the concrete mix to produce colored concrete. First of all, it is necessary to explain what types of blocks for house construction are available. These kinds of blocks fit inside other blocks and have no notch and bump on the top and bottom. Different types of concrete grades and their uses base concrete. In addition to normal concrete, other varieties in use are, high strength and high performance concrete, self compacting, light weight, high density, fibre reinforced, polymer, coloured concrete etc. Concrete blocks in general, are also known as concrete units for masonry concrete masonry units or cmu in english or masonry blocks. Concrete blocks are produced in a large variety of shapes and sizes.
Department of housing and urban development office of policy development and research washington, dc, and the national concrete masonry association herndon, va, and the portland cement association skokie, il, and the national association of home builders. These are usually used with white portland cement to attain their full coloring potential. Concrete is widely used in domestic, commercial, recreational, rural and educational construction. They may be used for both load bearing as well as non load bearing walls.
Formablok molds are easy to use from the amateur diy to the professional contractor. Blockmasons and concrete workers use specially formed concrete blocks to create structural walls, retaining walls and concreteblock columns. Sep 01, 2015 the materials required for the production of the concrete blocks are aggregates, cement and water. Concrete masonry units also known as cmu are blocks used in the construction industry to form a concrete block structure like a wall or a. Concrete block made to industry specifications are a reliable durable material that may be used to. Here are some types of concrete blocks, which can be purchased at an affordable price. Using the right block for the job increases the stability, strength and longevity of the structure. The term precast refers to the fact that the blocks are formed and hardened. Standard readymix concrete is the most common form of concrete. Introduction these are the concrete blocks either hollow or solid. Dense concrete blocks are the most durable and resilient block type in our range of products. Standard concrete block, or gray block, is widely known as one of the most practical, longlasting and costeffective material used in building.
Commonly used in the construction industry, concrete hollow blocks are usually manufactured using lightweight. Crib walls are made up of interlocking individual boxes made from timber or precast concrete. At 75% utilisation of the capacity, productions of 600000 nos. Due to its strength, durability, and excellent fire rating, concrete block provides a sensible alternative to many other building materials. It is an important construction material used extensively in buildings, bridges, roads and dams. Details of these various types of concrete, their properties and applications are discussed. It is often cheaper to place, provides resistance to weather, fire and insects and can be erected by a semi skilled wor. Concrete mixes can also be designed using software programs. Concrete blocks brochure 23rd march 2015 riba product selector. Depending upon the structure, shape, size and manufacturing processes concrete blocks are. Concrete block manufacturers now produce concrete blocks in a wide range of colors, textures and finishes that architects utilize to great effect, depending on the building design. In addition to normal concrete, other varieties in use are, high strength and high performance concrete, self compacting, light weight, high. Overview concrete is most vital material in modern construction. Its uses range from structural applications, to paviours, kerbs, pipes and drains.
Deicing salts are a major cause of corrosion of reinforcing steel in concrete. Cinder blocks have certain advantages and some disadvantages. The essential ingredients of concrete are cement, aggregate sand, gravel and water. Jan 30, 2020 types of concrete designing buildings wiki share your construction industry knowledge.