A
D
B
C
1
B
2
B
A B1
B
C
D
B2
C
A B
3
4
5
1
2
?
!
?
B1
?
! (C
ROP
COEFFICIENT)
D
B2
6
250
200
120
7
50
Q1
xC
Q1
Q3
Q2
Q4
xC
At
A C At
*x
Q2
x
Q3 x
)
Q4
)
O
C
3
xK xA
xK xA
KC
Q4 *
xDxP
B
Q3 14.5
Q2
19.0 4.5
A
6.0 -1
5.0
15.0
20.0
-4.0 -3.5
12.0
-4.0 5.0
Q4
Q1
-0.5
-0.5 27.5
28.0
24.5 14.5 3.5
5.0 0.6
0.3
-0.3 27.8
30.3 14.5 2.5
-1.0
(Nature-based Solution)
6.0
4.5
-2.5
-1.5
Q4
C