A two span beam subjected to shear and flexure only is reinforced as follows: @ FACE OF SUPPORTS SECTION @ MIDSPAN TOP BARS 2-020 mm 5-020 mm BOTTOM 3-020 mm 2-020 mm BARS Given: Stirrup diameter, ds = 10 mm Concrete fc = 21 MPa Steel rebar fy = 415 MPa Stirrup fy = 275 MPa Beam size b xh 270 mm x 450 mm Assume all bars laid out in single layer. Calculate the following:

Structural Analysis
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Chapter2: Loads On Structures
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A two span beam subjected to shear and flexure only is reinforced as follows:
SECTION
@ MIDSPAN
@ FACE OF
SUPPORTS
TOP BARS
2-020 mm
5-Ø20 mm
BOTTOM
BARS
3-020 mm
2-020 mm
Given:
Stirrup diameter, ds = 10 mm
Concrete fc = 21 MPa
Steel rebar
= 415 MPa
Stirrup fy = 275 MPa
%3D
Beam size b xh = 270 mm x 450 mm
Assume all bars laid out in single layer.
Calculate the following:
Tensile steel ratio in positive bending at midspan =
(in 5 decimal places)
kN m (nearest whole
Design Moment strength of section at midspan for positive bending =
32°C Light rain ^
O O G ) ENG 1:42 pm
ロ
Transcribed Image Text:+ „blackboard.com/ultra/courses/_96287_1/cl/outline Question Completion Status: 4 8 9 10 A two span beam subjected to shear and flexure only is reinforced as follows: SECTION @ MIDSPAN @ FACE OF SUPPORTS TOP BARS 2-020 mm 5-Ø20 mm BOTTOM BARS 3-020 mm 2-020 mm Given: Stirrup diameter, ds = 10 mm Concrete fc = 21 MPa Steel rebar = 415 MPa Stirrup fy = 275 MPa %3D Beam size b xh = 270 mm x 450 mm Assume all bars laid out in single layer. Calculate the following: Tensile steel ratio in positive bending at midspan = (in 5 decimal places) kN m (nearest whole Design Moment strength of section at midspan for positive bending = 32°C Light rain ^ O O G ) ENG 1:42 pm ロ
ard.com/ultra/courses/_96287_ 1/cl/outline
Question Completion Status:
4
5.
7.
9
10
Stirrup diameter, ds = 10 mm
Concrete fc = 21 MPa
Steel rebar fy = 415 MPa
Stirrup fy = 275 MPa
%3D
Beam size b xh = 270 mm x 450 mm
Assume all bars laid out in single layer.
Calculate the following:
Tensile steel ratio in positive bending at midspan =
(in 5 decimal places)
Design Moment strength of section at midspan for pošitive bending =
kN m (nearest whole
number)
Nominal Moment strength of section at face of support for negative bending =
kN m
(nearest whole number)
Moving to and
Transcribed Image Text:ard.com/ultra/courses/_96287_ 1/cl/outline Question Completion Status: 4 5. 7. 9 10 Stirrup diameter, ds = 10 mm Concrete fc = 21 MPa Steel rebar fy = 415 MPa Stirrup fy = 275 MPa %3D Beam size b xh = 270 mm x 450 mm Assume all bars laid out in single layer. Calculate the following: Tensile steel ratio in positive bending at midspan = (in 5 decimal places) Design Moment strength of section at midspan for pošitive bending = kN m (nearest whole number) Nominal Moment strength of section at face of support for negative bending = kN m (nearest whole number) Moving to and
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