Prestress force (at transfer). P = 2000 kN, is applied at 50mm below centroid. Losses between transfer and SLS = 20%. Check stresses. Permissible stresses are: %3D f. -I N mmf = 18 N/mm %3D %3D f - 0 N/mm 1 - 22 N/mm %3D The section is rectangular, 300 wide and 650 mm deep. It is simply supported spanning 10 m with a total load of 6 kN m (unfactored). Unit weight of Concrete is 24 KN cu.m.

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Prestress force (at transfer). P = 2000 kN, is applied at 50mm below centroid.
%3D
Losses between transfer and SLS = 20%. Check stresses. Permissible stresses are:
!3!
f. -I Nmm f = 18 N/mm
%3D
O N/mm
f = 22 N/mm
%3D
SC
The section is rectangular, 300 wide and 650 mm deep. It is simply supported
spanning 10 m with a total load of 6 kN m (unfactored). Unit weight of
Concrete is 24 KN/cu.m.
Transcribed Image Text:Prestress force (at transfer). P = 2000 kN, is applied at 50mm below centroid. %3D Losses between transfer and SLS = 20%. Check stresses. Permissible stresses are: !3! f. -I Nmm f = 18 N/mm %3D O N/mm f = 22 N/mm %3D SC The section is rectangular, 300 wide and 650 mm deep. It is simply supported spanning 10 m with a total load of 6 kN m (unfactored). Unit weight of Concrete is 24 KN/cu.m.
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