Civil Engineering Reference
In-Depth Information
where A is defined by Eqn 10.5;
B
is defined by Eqn 10.36;
k
2
is defined by
Eqn 10.10;
K
2
,
K
3
,
K
4
and
MM
are defined by Eqns 10.21b, c, d, and e,
respectively.
For an
uncracked section
(i.e.
x/h
‡
1), the area A (see Eqn 10.5) under the
completely defined by the concrete strain
e
c
and the neutral axis depth
x.
Hence, for a given value of
e
c
(i.e. of
e
c
/
e
cu
), the values of
A
and the