SELF-COMPACTING CONCRETE Masahiro OUCHI 1 SUMMARY Self-compacting concrete was first developed 1988 in order to achieve durable concrete structures. Since then‚ various investigations have been carried out and the concrete has been used in practical structures in Japan‚ mainly by large construction companies. Investigations for establishing a rational mix-design method and self-compactability testing methods have been carried out to make the concrete the standard one. Keywords: self-compacting
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placed in a cube and allowed to dry forming the concrete testing cube. Each of the four blocks containing different compositions of each material were then placed in a compressive testing machine and when each cube yielded‚ results were taken. Effect of water content on workability of fresh concrete: As more water was added to the dry mixture‚ it became easier to work with but we had to be careful not to add to much water or this would weaken the concrete and possible ruin the mixture. If you wanted
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Concrete Jungle where dreams are made of… New York City is the most popular city of the State of New York and the United States of America‚ the second largest city on the continent. Is the center of metropolitan New York‚ which is among the largest urban agglomerations in the world‚ for over a century has been one of the world’s leading centers of commerce and finance‚ New York is considered a global city because of its global influences in media‚ politics‚ education‚ entertainment and fashion
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Procedure for mixing concrete 1. Weigh out the designed proportions for a 1.6 cubic foot batch of concrete. a. Divide the water into two buckets‚ one with about 3/4 of the water. If using air entraining‚ put the air entraining agent in the 3/4 water bucket. 2. Put about half the coarse aggregate‚ half the fine aggregate and the 3/4 bucket of water with air entraining in the mixer. 3. Start the mixer and mix until the aggregate is thoroughly wet 4. Carefully add all the cement with the mixer
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a lot of concrete and descriptive language in his work. Langston Hughes’s essay “Salvation” uses detailed descriptions to impact the reader. Description is “a sketch or account of anything in words; a portraiture or representation in language; an enumeration of the essential qualities of a thing or species” (“description”). Authors use concrete language to influence readers. Concrete language is “based off the five senses which are hearing taste‚ sight‚ touch‚ and smell” (“Concrete”). Hughes
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Ray Bradbury’s The Illustrated Man: The Concrete Mixer Imperialism Ray Bradbury’s “The Concrete Mixer‚” tells the story of a Martian named Ettil‚ who refuses to invade Earth on the theory that the people of Earth have greater morale than the people of Mars. Ettil had feared that his people were doomed to the same fate as the people in his books: whom at the end of every story were conquered by Earth. When the Martians’ arrive to Earth nothing is as any of them thought it would be. They had been
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Kylie Schluter English 218 Professor Renfrow November 12‚ 2010 Word Count: 968 “Concrete Angel” “Concrete Angel” is a song written by Rob Crosby and Stephanie Bentley. This song was sung by Martina McBride and released in 2002. This song can be looked at as a poem with a lot of meaning behind it. A little girl who was abused violently tries to hide the scars and bruises but still managed to deal with the pain. Taking a look behind the words of this poem will help readers understand how the
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The Real Monster of the Midway Serial Killers are nothing new to today’s society. Jeffrey Dahmer‚ John Wayne Gacy and Ted Bundy shocked our nation with their violent‚ brutal‚ and at times unbelievable crimes‚ although none of them were as notorious as Herman Webster Mudgett better known as Dr. H.H. Holmes. A man that carried himself as a smart‚ intellectual member of society‚ but in reality he was a smooth talking conman and very disturbed individual. A man who designed and built a building with
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RMC or Ready mixed concrete or concrete is manufactured at a batching plant or factory. The mixed concrete is made to a set recipe‚ and then delivered to the desired workplace/worksite by the help of transit mixers. This results in ready mixed concretes which have a precise mixture‚ and this helps achieve specialty concretes to be developed and used on the construction sites. HZS150 Batching Plant Today‚ RMC plants are playing a very important role in building road and civil structures. These RMC
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1.Introduction : In this assignment‚ we are chosen to be the Product Manager of Lenovo Group Ltd to develop a brand new product in the notebook category. We are going to develop a New ThinkPad that have waterproof IPX7 standard . 2. Category Attractiveness Category factors provide information about underlying structural factors affecting the category 1.The threat of new entrants(low) The reducing profit margins and aggressive pricing‚ there is a high barrier to entry for new player. Also‚ these
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