The prestress T-beam section has a simple span of 6 m. The tendons is subjected to an initial stress of 900 MPa with an area of 800 mm?. Assuming a loss of stress of 18%, no tension will be acting at the bottom and a maximum stress of 9.5 MPa at the top should not exceeded. -450 100 800 100 150- Determine the stress at the bottom due to the final prestressing force alone. (MPa)

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The prestress T-beam section has a
simple span of 6 m. The tendons is
subjected to an initial stress of 900 MPa
with an area of 800 mm?. Assuming a
loss of stress of 18%, no tension will be
acting at the bottom and a maximum
stress of 9.5 MPa at the top should not
exceeded.
-450
100
800
100
150
Determine the stress at the bottom due
to the final prestressing force alone.
(MPa)
Transcribed Image Text:The prestress T-beam section has a simple span of 6 m. The tendons is subjected to an initial stress of 900 MPa with an area of 800 mm?. Assuming a loss of stress of 18%, no tension will be acting at the bottom and a maximum stress of 9.5 MPa at the top should not exceeded. -450 100 800 100 150 Determine the stress at the bottom due to the final prestressing force alone. (MPa)
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