Determine the nominal moment strength, Mn, of the following trapezoidal shape beam. (a) Determine the total area of the concrete compression block, Ac in? (b) Determine the centroid of the concrete compression block measured from top of the beam, yc =- Thickness of compression block, a = in in (c) Determine the centroid of the reinforcing steel bars measured from top of the beam, d = in (d) Compute the nominal moment capacity, Mn ft*kip 24" Normal Weight Concrete f'e = 6 ksi Gr. 80 steel 5" 26" 8 #8 bars 3" .: 16"
Determine the nominal moment strength, Mn, of the following trapezoidal shape beam. (a) Determine the total area of the concrete compression block, Ac in? (b) Determine the centroid of the concrete compression block measured from top of the beam, yc =- Thickness of compression block, a = in in (c) Determine the centroid of the reinforcing steel bars measured from top of the beam, d = in (d) Compute the nominal moment capacity, Mn ft*kip 24" Normal Weight Concrete f'e = 6 ksi Gr. 80 steel 5" 26" 8 #8 bars 3" .: 16"
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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