A rectangular beam with width of 233 mm and overall height of 431 mm is prestressed by using a bonded (stress relieved) tendons with a specified tensile strength of prestressing tendons fpu = %3D 1380 MPa. Strength of concrete is 33.1 MPa. The area of presstressed reinforcement in tension zone is 1,024 mm2 and its centroid is located 40 mm above the bottom end of the beam. The specific yield strength of prestressing tendons fpy = 1220 MPa. Compute for the ultimate moment capacity of the beam.

A rectangular beam with width of 233 mm and overall height of 431 mm is prestressed by using a bonded (stress relieved) tendons with a specified tensile strength of prestressing tendons fpu = %3D 1380 MPa. Strength of concrete is 33.1 MPa. The area of presstressed reinforcement in tension zone is 1,024 mm2 and its centroid is located 40 mm above the bottom end of the beam. The specific yield strength of prestressing tendons fpy = 1220 MPa. Compute for the ultimate moment capacity of the beam.

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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