Given the following properties of beam: b = 250 mm, d = 325 mm and h=400 mm. a) Assuming the concrete is uncracked, compute the bending stresses (in MPa) in the extreme fibers of the beam at M = 140 kN-m. Blank 1 b) Determine the cracking moment (in kNm) for the section if fic -27.6 MPa. Blank 2 c) Compute the flexural stresses in the concrete and steel of the beam using the transformed-area method at M = 140 kN-m, n = 9 and reinforced with 5-16 mm diameter tension bars. Unit must be in MPa. fc. Blank 3, fs = Blank 4

Given the following properties of beam: b = 250 mm, d = 325 mm and h=400 mm. a) Assuming the concrete is uncracked, compute the bending stresses (in MPa) in the extreme fibers of the beam at M = 140 kN-m. Blank 1 b) Determine the cracking moment (in kNm) for the section if fic -27.6 MPa. Blank 2 c) Compute the flexural stresses in the concrete and steel of the beam using the transformed-area method at M = 140 kN-m, n = 9 and reinforced with 5-16 mm diameter tension bars. Unit must be in MPa. fc. Blank 3, fs = Blank 4

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter12: Composite Materials

Section: Chapter Questions

Problem 12.7P: Estimate the transverse tensile strength of the concrete in Problem 12.6.

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