Design for torsion with shear. The 8.5 m span beam shown in Fig. 7.12a and b carries a monolithic slab cantilevering 1.8 m past the beam centerline. The resulting L beam supports a live load of 13 kN/m along the beam centerline plus 2.4 kN/m² uniformly distributed over the upper slab surface. The effective depth to the flexural steel centroid is 535 mm, and the distance from the beam surfaces to the centroid of stirrup steel is 45 mm. Material strengths are f = 35 MPa and f, = 420 MPa. Design the torsional and shear reinforcement for the beam. wompic. -8.5 m (a) 600 mm 300 mm -1.8 m- -1.65 m- (b) 150 mm

Design for torsion with shear. The 8.5 m span beam shown in Fig. 7.12a and b carries a monolithic slab cantilevering 1.8 m past the beam centerline. The resulting L beam supports a live load of 13 kN/m along the beam centerline plus 2.4 kN/m² uniformly distributed over the upper slab surface. The effective depth to the flexural steel centroid is 535 mm, and the distance from the beam surfaces to the centroid of stirrup steel is 45 mm. Material strengths are f = 35 MPa and f, = 420 MPa. Design the torsional and shear reinforcement for the beam. wompic. -8.5 m (a) 600 mm 300 mm -1.8 m- -1.65 m- (b) 150 mm

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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Question

Design for torsion with shear. The 8.5 m span beam shown in Fig. 7.12a and b carries a
monolithic slab cantilevering 1.8 m past the beam centerline. The resulting L beam supports a
live load of 13 kN/m along the beam centerline plus 2.4 kN/m² uniformly distributed over the
upper slab surface. The effective depth to the flexural steel centroid is 535 mm, and the distance
from the beam surfaces to the centroid of stirrup steel is 45 mm. Material strengths are f =
35 MPa and f, = 420 MPa. Design the torsional and shear reinforcement for the beam.
wampic.
V₁ KN
162.4
d
-8.5 m
140.7
1.02 m
(a)
φVe = 121.1
4 m
(c)
600 mm
300 mm
T₂ kN-m
d
52.6
-1.8 m
-1.65 m
45.5
(b)
4 m-
(d)
150 mm

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