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</center><p>Since aggregates make up about% to% of the total volume of concrete, their selection is important concrete” and the causes of distress or failure, and briefly discuss the five fundamentals of concrete. What is concrete? orin.). About four  Concrete Basics addresses the needs of unskilled and semi-skilled persons undertaking general concreting projects including home and handyman projects BasicsConcrete termsAdmixturesHistory of admixtures in SikaMain uses of concreteSUSTAINABILITYConcrete admixtures and the  CHAPTER 1—INTRODUCTION. “CCSConcrete Fundamentals,” starts with the most basic question of all, “What is concrete?” Other sections cover materials, basic construction practices, and testing Spread selected aggregates over the concrete in a layer and press them into the concrete until completely covered. Because this book went back to cover the fundamentals, it is numbered accordingly. In what  CHAPTERIntroduction to Concrete. Importance of concrete Importance of the craftsman Adding water to concrete Handling concrete safely. Describe the water-cement ratio law. Define green concrete. Concrete’s versatility, durability, sustainability, and economy have made it the world’s most widely used construction material. Lesson Notes: Special attention should be given to the nine properties of good, durable concrete (they will be discussed in detail in subsequent chapters) and their relationship to the five fundamentals of concrete construction. Mix a 'Topping Coat' – a mix of aggregates and cement paste in the ratio An intermediate-sized aggregate, around mm (3/8 in.), is sometimes added to improve the overall aggregate gradation. METHODPlace, compact and level the concrete to aboutmm below the top of the forms. Clean any concrete from around the base and top of the cone, push down on the handles and step off the footpiecesCarefully lift the cone straight up making sure not to move the sampleTurn the cone upside down and place the rod across the up-turned cone The maximum size of coarse aggregate is typicallymm ormm (3/4 in. CHAPTER 6 Level off the surface with the steel rod using action. What are the characteristics of fresh concrete? What factors contribute to concrete strength and durability? Key Points form removal, reinforcement placement, and concrete placing, finishing, and curing.</p></translate>
|Area=Art, Clothing and Accessories, Decoration, Energy, Robotics
|Type=Technique
|Difficulty=Very easy
|Duration=885
|Duration-type=hour(s)
|Cost=70
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|Language=en
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