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Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | May 2017 |
| Last Sign in: | 409 Weeks Ago, 1 Day Ago |
| Questions Answered: | 66690 |
| Tutorials Posted: | 66688 |
MCS,PHD
Argosy University/ Phoniex University/
Nov-2005 - Oct-2011
Professor
Phoniex University
Oct-2001 - Nov-2016
Design the concrete mix according to the following conditions:Design EnvironmentBuilding frameRequired designMinimumMinimum space betweenMinimum cover overStatistical data indicate a standard deviation of compressivestrength of 2.1 MPa is expected (more than 30 samples).Only air entrainer is allowed.Available MaterialsAir entrainer: Manufacture specification 6.3 ml/1% air/100 kgcement.Coarse aggregate: 19 mm maximum size, river gravel (rounded)Bulk oven-dry specificOven-dry roddedMoistureFine aggregate: Natural sandcontent = 2.5%density = 1761 kg/m3gravity = 2.55, Absorption = 0.3%rebar = 40 mmrebar = 40 mmdimension = 150 mmstrength = 27.6 MPa
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