Civil Engineering Reference
In-Depth Information
Figure 7.10
Analysis of strain and stress in a partially prestressed section: (a) cross-section
dimensions; (b) concrete stress
σ
c
(
t
) immediately before application of
M
and
N
; (c) decompression forces
M
1
and
N
1
on uncracked section; (d) strain and
stress changes due to application of
M
1
and
N
1
; (e)
M
2
and
N
2
on a fully cracked
section; (f) strain and stress changes due to application of
M
2
and
N
2
.
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