revision or reapproval. This standard has 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
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Typical proportions for heavyweight concrete are shown in Table 2. MATERIALS : Cement Cements conforming to ASTM C 150‚ which would be suitable for conventional concrete and produce the required physical properties‚ are suitable for use in heavyweight concrete. Aggregate Thorough examination and evaluation of heavyweight aggregate sources are necessary to obtain material suitable for the type of shielding required.3 These sources are limited‚ and a material survey should be conducted to determine
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2 BSN III-E student nurses of the University of San Agustin‚ will be conducting a research entitled Impact of Community-related Programs in the Quality of Life of elderly in Molo‚ Iloilo City. In connection with this‚ we need to gather information from you about the impact of community-related programs and quality of life. We assure you that your answers will be held with strictest confidentiality and will be used for research purpose only. Thank you for your cooperation. In St. Augustine‚
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The Rose That Rose from Concrete It takes a plethora of courage‚ hope and strength to make it out of certain situations or to simply get by on a day-to-day basis. The poems “Still I Rise” by Maya Angelou and “The Rose That Grew from Concrete” by Tupac Shakur illustrate this idea using elements of imagery‚ repetition and heavy metaphors. Maya Angelou’s work deeply focuses on the set backs encountered living in times of racial disparity. Shakur’s poem personifies a rose that fought through to grow
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Montessori Philosophy: The Planes of Development Most people’s idea of how children grow and develop is a steady continuous movement along a path from point A ’’ birth‚ to point B ’’ adulthood. Maria Montessori’s philosophy on how humans learn differs in that she believed learning for children and youth occurred as a series of waves or cycles. After years of observation‚ Montessori concluded there are four distinct planes of development that everyone must pass through on their way to
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2. What are the discoveries of Dr. Maria Montessori ? Dr. Maria Montessori was a keen observer of children. She used her observational and experimental proclivities from her medical background to develop‚ what we might today call‚ a Constructivist understanding of the process of learning. She studied them scientifically. If she saw some unusual behavior in a child‚ she would say‚”I won’t believe it now‚ I shall if it happens again”. She studied the conditions in which the children would perform
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Management 131(2):pp. 203-210 Copyright 2005 American Society of Civil Engineers Accessed from: https://eprints.qut.edu.au/secure/00003700/01/CO-2003022775_Manuscript.pdf Multi-Level Formwork Load Distribution with Post-Tensioned Slabs By Dr Stephen L Kajewski1 Abstract: Formwork and the associated shoring represent a significant proportion of the costs associated with the construction of multi-level concrete structures. To minimize these costs‚ a limited number of formwork and shoring sets are
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POLYMER COCNCRETE 1. Introduction Despite being thought of as a modern material‚ concrete has been in use for hundreds of years. The word concrete comes from the Latin concretus‚ which means “mixed together” or compounded. Concrete is an extremely popular structural material due to its low cost and easy fabrication. Concrete is made up of sand or stone‚ known as aggregate‚ combined with cement paste to bind it. Aggregate can be of various sizes. It is broadly categorized as fine (commonly
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Montessori Practical Life Overview - Scope and Sequence Important Periods of Childhood Development Most children are passionately interested in practical life activities because the activities respond to all the sensitive periods (important periods of childhood development). Practical life activities build a foundation on which the children will grow and carry over into the other areas of the classroom‚ and over in to their every day life. The Montessori Practical Life exercises respond to the
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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 little girl is being portrayed by means
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