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1995 1 7.3 6
2000 10 7.3 ,
2001 3 6.7
2003 5 7.0
2003 9 8.0
2004 10 6.8 ,
2005 3 7.0
2007 7 6.8
2008 6 7.2 ,2008 6 7.2 ,
2011 3 9.0 2 ,
1995 1 7.3 6
2000 10 7.3 ,
2001 3 6.7
2003 5 7.0
2003 9 8.0
2004 10 6.8 ,
2005 3 7.0
2007 7 6.8
2008 6 7.2 ,2008 6 7.2 ,
2011 3 9.0 2 ,
( )
()
/
1995 1 7.3 6
2000 10 7.3 ,
2001 3 6.7
2003 5 7.0
2003 9 8.0
2004 10 6.8 ,
2005 3 7.0
2007 7 6.8
2008 6 7.2 ,2008 6 7.2 ,
2011 3 9.0 2 ,
1995 1 7.3 6
2000 10 7.3 ,
2001 3 6.7
2003 5 7.0
2003 9 8.0
2004 10 6.8 ,
2005 3 7.0
2007 7 6.8
2008 6 7.2 ,2008 6 7.2 ,
2011 3 9.0 2 ,
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A1P2 A1
A2P1
2008 6 14 )
394.9m
19789.0m
1995 1 7.3 6
2000 10 7.3 ,
2001 3 6.7
2003 5 7.0
2003 9 8.0
2004 10 6.8 ,
2005 3 7.0
2007 7 6.8
2008 6 7.2 ,2008 6 7.2 ,
2011 3 9.0 2 ,
(1)
3 PC PC3 PC PC
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100
200
300
400
(gal
)
300
-200
-100
00 50 100 150 200 250 300
IWT011(
300
400
-400
-300
gal)
IWT011(
-100
0
100
200
0 50 100 150 200 250 300
(g
-400
-300
-200
100
IWT011(
(gal
)
R2 R2
2003 ( 2011 ( )2003 ( 2011 ( )3 R2)
250
50100150200250
(gal
)
-200-150-100-50
00 50 100 150 200 250 300
IWT014(
150200250
-250
gal)
IWT014(
100-50
050
100
0 50 100 150 200 250 300
(g
-250-200-150-100
IWT014(
(gal
)
2003 ( 2011 ( )R13
R14
2003 ( 2011 ( )
3
R4 R3 R2 R1
2
R4 R3
10000IWT012 mainshock EW
NSaftershock EW
NS
1000
cm/s
/s]
NS
100
Sa
(h=0
.05)
[
100.1 0.5 1 2 5
period [s]
(a)(b)(b)
LCC
(c)
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(a)(b)(b)
LCC
(c)
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FailureFailure
Definition of “failure”=80% of maximum load
Definition of “failure”=80% of maximum load
•�y, -�y, 2�y, -2�y, 4�y, -�dy, …, 2n�y, -2n�y,•�y=3mm
by Dr Kobayashi Gifu University
•�y, -�y, 2�y, -2�y, 4�y, -�dy, …, 2n�y, -2n�y,•�y=3mm
by Dr Kobayashi Gifu Universityby Dr. Kobayashi, Gifu Universityby Dr. Kobayashi, Gifu University
PP
without corrosion
PP
withcorrosion
Severe spalling of cover concretePP
PP
QQQ
ky
Py
k
Qw
Qw
qc
QwQw
Qw
1
�y
1
�u�max
qcqc
150 400
50
100
150
d (k
N)
Proposed Experiment
Buckling of bars (computed) Buckling of bars (experiment)
ad (k
N)
100
200
300
400
(kN)
d (k
N)
ProposedExperiment
Buckling of bars(computed) Buckling of bars(experiment)
Load
(kN
)
Load
(kN
)
-100
-50
0
Hor
izont
al lo
ad
Steel weight loss:Longitudinal bar: 6 2%
Hor
izont
al l
oa
300
-200
-100
0
Horiz
ontal
load
(H
orizo
ntal
loa
d
Steel weight loss: Hor
izon
tal L
Hor
izon
tal L
-150-60 -40 -20 0 20 40 60
Horizontal displacement (mm)
Longitudinal bar: 6.2%Ties: 20.0% Specimen B [5]
Horizontal displacement (mm)
-400
-300
-100 -50 0 50 100
Horizontal displacemen (mm)Horizontal displacement (mm)
Specimen #5 [4]Longitudinal bar: 17.0%Ties: 0.0%
Horizontal Displacement (mm) Horizontal Displacement (mm)
010 010110 �
110 �
10210 �
210 �310 �
410 �
310 � 510 �
RC
( etc…)
/2/33
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