ANALYSIS AND DESIGN OF DOUBLY REINFORCED CONCRETE BEAMS1. A rectangular beam with a width of 350mm and a total depth equal to 500 isreinforced with a tensile area equal to 4000mm² at the bottom and have an effectivedepth equal to 450mm and a compression steel area equal to 890mm² at the topwith an effective depth equal to 50mm. Solve for its design moment. F'c = 21 MPa,Fy= 345 MPa

Solution: Analysis of doubly reinforced beam has the following scenarios 1. Both tension and…

Answered: ANALYSIS AND DESIGN OF DOUBLY…

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Help me how to design the REINFORCED CONCRETE BEAMS WITH IRREGULAR CROSS SECTION as shown infigure 1 using the following parameters:F’c = 3,500 Psi Fy=Grade 40 Stirrups = Φ10mmMu = 200 Kn-M All Concrete cover = 30mm Es=200,000 Mpa Find the following: AC area of compression concrete stress block in mm. Assume z = 0.85dEff a height of compression concrete stress block in mm. c distance from the neutral axis to outermost compression fiber in mm. z actual moment arm for Mu=ØTz in mm. As actual area of tension steel in sq.mm. N quantity of Ø20mm steel rebars ЄS Actual Strain of steel ЄY Yield Strain of steel Check if the beam is singly reinforced concrete in the designed then concludeCheck: ЄY < = > ЄS Draw the Working Drawings of the x-section.
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