object thereby strengthening it. The idea of pretensioned concrete has been around since the late 19th century‚ but its use was limited by the quality of materials available at the time. It wasn’t until the 1920s that materials of a suitable quality were available in sufficient quantity to allow pretensioned concrete to be used with confidence. The pioneers of this field were Freyssinet‚ Magnel and Hoyer. Description: In pre-tensioned concrete tensile elements such as cables‚ ribbons‚ or rods are clamped
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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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been approved for use by agencies of the Department of Defense. e1 NOTE—Range value in 12.2.2 was editorially corrected July 2001. 1. Scope 1.1 This specification covers materials for use as chemical admixtures to be added to hydraulic-cement concrete mixtures in the field for the purpose or purposes indicated for the seven types as follows: 1.1.1 Type A—Water-reducing admixtures‚ 1.1.2 Type B—Retarding admixtures‚ 1.1.3 Type C—Accelerating admixtures‚ 1.1.4 Type D—Water-reducing and retarding
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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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Strength of concrete Chapter 6 Properties of concrete :- Strength Durability Impermeability Volume stability Strength of concrete is the most valuable property. What is strength? Strength depends on the physical structure and volume of hydration products. Therefore it gives an idea of the quality of concrete. Note :- strength depends less on the chemical composition of the paste and more on the physical structure
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Alliance Concrete Executive Summary The economy in which the read-mix industry operates may have a potential slowdown. Despite Alliance’s success and potential growth‚ the company is facing with a difficult decision to choose between renegotiating debt obligations‚ postponing long overdue capital improvement‚ or reducing the dividend payment to National. Being a ready-mix concrete company‚ Alliance’s obligation is to have their product deliver to the customers on time. However‚ the main issue
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http://www.indotalisman.com/ luxamore@indotalisman.com Soul-Healing This ritual-service is a complement and a more advanced level of the Life-Regeneration empowerment. The latter has to be undergone before the 3-day Soul-Healing ritual may be conducted on your behalf. This soul-healing removes many karmic stains as permitted by the Higher Intelligences overseeing human evolution. Components of your occult structure other than the aura would be also be cleansed of psychic toxins. Certain
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soil Vegetation Tool Kit for Engineers 4.10/ P/ 2 Non Structural cracks: Moisture Changes Building materials expand on absorbing moisture and shrink on drying. These are generally reversible. Shrinkage in concrete or mortar depends on a number of factors • Cement concrete: Richer the mix greater is the drying shrinkage. • Water content: More water in mix induces greater shrinkage • Aggregates : Large aggregates with good grading has less shrinkage for same workability as less water
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