Reinforced Concrete Design (RCD) - Assignment 1, Assignments of Reinforced Concrete Design

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TECHNOLOGICAL UNIVERSITY OF THE PHILIPPINES COLLEGE OF ENGINEERING CIVIL ENGINEERING DEPARTMENT PCE 14-M PRINCIPLES OF REINFORCED / PRESTRESSED CONCRETE ASSIGNMENT NO. 1 SUBMITTED BY: MONTON, VIANNE M.! SUBMITTED TO: ENGR. GABRIEL I. GAMANA DECEMBER 14, 2022 MONTON, VIANNE M. Se BSCE - 4B REINFORCED CONCRETE DESIGN ASSIGNMENT NO. 1 PROBLEM 1- THE CROSS-SECTION IN THE FIGURE IS SUBJECTED TO A LOAD Vu = 223 kN, Tu = 40kN-m, flo = 20.70 MPa, fy = 415 MPa AND d= 437-50 mm. USE 40mm CONCRETE COVER. 600 mm (25 mm 500 mm 300 mm a. COMPUTE THE REQUIRED SPACING OF STIRRUPS TO RESISTS THE TRANS~ VERSE TORSION. b. COMPUTE THE TOTAL LONGITUDINAL TORSION REINFORCEMENT REQUIRED FOR THE BEAM. SOLUTION : (1) THRESHOLD TORSION Aep = (900)(500) + (300)(125) = 197 $00 mm? Pep = G00 + 125 + 300 + 375 + 300 + 509 = 2200 mm Acp* (187 500) Tr, © 0.0832 [Fe ( Pap ) = o-o8a(1) (zee [ Arse TTS =] (o"*) = G- 034526 kN-m < Tu -~ reinforcement needed () CHECKING OF SECTION % = goo - 2(40) - 10 © 210 mm Yr = S00~ 2(40) - 10 = 410 mm Aoh = 210 (410) ‘= 86 100 mm* ad 2(210 + 410 ) = 1240 mm Ve = ON ALFe bud = 0.17(1) {2090 (300) (437-5) (10°? = 101. 516 kN