A prestressed T-beam shown which is reinforced with a bonded tendon having an area Aps=1580 mm?, f.'=34.5 MPa, fou=1862 MPa, and the effective stress after losses, fse=1102 MPa, fpy=1713 MPa. Span of beam is 6 m. а. What is the value of the stress in prestressed reinforcement at nominal strength (fps) b. Find the ultimate moment capacity с. Find the live load 1220 mm- 10.85 fo' 80 a NA.- 600 d-a/2 Aps 60 T=Aps fps 250

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A prestressed T-beam shown which is reinforced with a bonded tendon having an area Aps=1580 mm?,
fo'=34.5 MPa, fou=1862 MPa, and the effective stress after losses, fse=1102 MPa, „foy=1713 MPa. Span of
beam is 6 m.
а.
What is the value of the stress in prestressed reinforcement at nominal strength (fps)
b.
Find the ultimate moment capacity
C.
Find the live load
1220 mm-
10.85 fo'
|80부
N.A.
600
d-a/2
Aps
60
T=Aps fps
250
Transcribed Image Text:A prestressed T-beam shown which is reinforced with a bonded tendon having an area Aps=1580 mm?, fo'=34.5 MPa, fou=1862 MPa, and the effective stress after losses, fse=1102 MPa, „foy=1713 MPa. Span of beam is 6 m. а. What is the value of the stress in prestressed reinforcement at nominal strength (fps) b. Find the ultimate moment capacity C. Find the live load 1220 mm- 10.85 fo' |80부 N.A. 600 d-a/2 Aps 60 T=Aps fps 250
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