Study on Retaining Wall Design For Circular Deep Shaft Undergoing Lateral Pressure During Construction 2003 3
Study on Retaining Wall Design For Circular Deep Shaft Undergoing Lateral Pressure During Construction 2003 3
1 1-1 2 1-2 4 10 2-1 11 2-2 12 2-3 15 2-4 16 2-5 17 2-6 18 2-7 19 23 3-1 24 3-2 25 3-3 27 3-4 29 31 4-1 32 4-2 33 4-3 36 4-4 41 4-5 43 4-6 60 4-7 62 64 5-1 65 5-2 67 5-3 69 5-4 79 5-5 81
84 6-1 85 6-2 86 6-3 94 6-4 135 6-5 153 157 7-1 158 7-2 159 7-3 164 7-4 165 7-5 171 7-6 172 174 8-1175 8-2 2 177 8-3 193 8-4196 198
1-1 50 40 50m 510 2
1020 K0 0.30.5 7) 5),12),13) 14),15),16),17) 3
1-2 1),2),3),4),10),11), 18),19) 4
GL-80m 8 5
7 8 9-2.1 6
7
8
9
2-1 1970 LNG LPG 1980 GL-50m 1) 11) 12)15) 16)19) 9),14),20) 11
1987 1) 0.3 1995 2) 1996 Beresantsev 1/10 3),4) 2-2-2 50m 1980 1982 40m 72.92m 0.6 5) 1986 40m 55.58m 0.6 6) 12
1987 7) 50m 1992 8) P 37m 1.5m 76m A 85m 63.5m 0.27 GL-30m GL-60m 9) 1997 0.5 10) 2000 0.3 0.5 0.3 11) 0.5 13
14
1991 35m (2.1) 12) h(y)=h1 0.35y 2 +0.6y+0.05 0.5 (2.1) h(y) kn/m 3 h1 1cm kn/m 3 1998 13) 1993 28m 60m 14) 17m 50m 4m8m20m50m (2.2) 15) he 1 2 R (2.2) h kn/m 3 E kn/m 2 R m 15
40m 5),12),21)26) 50m 9),14),20) 16
8), 23) 11),14) 7m 24),25) 9),14),20) 17
25),26) 27) 25),26) 28) 18
40m 50m 19
20
21
22
50m 40 50m 50m 24
1982 1) 1986 2) 3) 1993 1994 4) 1997 5) 5) 70m 3 2 3 25
26
27
28
3 3 2 29
30
4-1 32
4-2 A A A A 200m 3 /s 131m 36.6m 2.1m 72.6m 3 1 1 1 120 33
GL-5.5m 10 cm/sec s6 10 cm/sec 6m 2.5m 17.5m 3.3m 6.0m 34
GL-72.6m 15.2m 35
45 GL-96.8m 10m GL-22.8m GL-68.6m 36
GL-59.3m GL-68.6m GL-80.3m 37
300kPa GL-59.3m GL-47.0m GL-68.6m 38
39
GL-68.6m Ds6 GL-80.3m 100kPaDs7 GL-95.3m 30kPa Ds6 GL-80.3m 150kPa Ds7 GL-95.3m 160kPa Ds5 GL-68.6m Ds6 GL-80.3m 280kPaDs7 GL-95.3m 250kPa Ds6 200kPa 300kPa 40
57 1 6 10 2 GL-80.3m 300kPa 11mm 6mm 41
0.2 70m 140kPa (2) 3) 3) 36.6m 42
10 10 cm/sec GL-50m 158m /day 230m /day GL-102.6m GL-131m 20m Dc8 Dc9 Ds11 Ds11 43
44
NDW-14 NDW-14 GL-80.3m 834.5kPa 556.2kPa 6.33m 2.4m -4.12 45
46 C GL-80.6m DW DW
4 Compensation Plane Compensation Plane Compensation Plane Compensation Plane 47
N/mm 2 100 48
Compensation Plane Compensation Plane 49
50
8 5 20 30 10 8 5 51
8 5 0.3% 0.5 No.2 162226 0.4mm 200 170 0.4mm 170 2m 52
53
10 10 cm/sec 0.4mm 2.0m 6 7 Q = K ( t t Hρ K = 12σηD Q k = LD 0 ) 3.2 (4.1) (4.2) (4.3) ' cm3/sec cm 0.04cm cm 0.002cm cm 7260cm cm 210cm Nsec/cm 20 1.0 10-7 Nsec/cm N/cm 0.0098 N/cm cm/sec 54
cm 200cm (1) ' = 1.15cm 3 /sec 2.7 10 cm/sec 2 k = Aw k k = ( L w) + B (4.4) (4.5) ' cm/sec cm 0.04 33.657.31/cmsec 0.1610.218cm/sec cm/sec cm 200 45.5 0.185 '0.26cm/sec 5.2 10 cm/sec (1) 230m /day GL-57.4m GL-102.6m Ds5Ds7 36.77m 55
Ds5 Ds7 3 56
150m 5cm 230m /day 2.5 10 cm/sec Ds6 570kPa 556.2kPa A D 595kPa 625kPa 659.6kPa 691.1kPa C C C C A D 57
600kPa 650kP 200kPa 200kPa 160kPa 200kPa 300kPa 400kPa 500kPa 570kPa C 600kPa A D Ds6 10 cm/se 10kPa 58
59
10 cm/sec DW DW 60
LNG FEM FEM 61
- cm/sec 62
63
65 50m 1)
66
67
AE k r = 2 r r MN/m 2 /m MN/m 2 A m 2 k r p + p = 2 4 pr pr + AE 12 r 4 ( EI + 0.0454k ) s r MN/m 2 /m s MN/m 3 MN/m 2 A m 2 m 4 MPa MPa 68
69
5) 70
1/2 4) 71
-1 90 72
-2 73
74
-1 75
-2 76
Winkler 77
78
79
80
81 (1)
(2) a) b) c) 82
1994.10 1986.3 1969.9 1972.12 83
85
86 50m 70m
1),2) 3) 4) 10m 6) 7) 1) 10m 70m 0.8m2.8m 8) 2m 87
140m 2.0m 24N/mm 2. 4), 10% 88
FEM 0.5m0.5m 280 10m32 20m64 30m96 Z Y X 89
a) 10m 20m 30m b) 90
91
92 -
MNm 93
94
70m 2m 70m 140m 2.0m 24N/mm 2 4), 10% 95
10m20m30m 20MN/m 3 96
a) 10m. 20m 0 30m 90 0 97
10m 20m 98
30m 99
b) 10m 20m 90 30 30m 10 100
101
102
c) d) 10m 20m 30m 10m 20m 30m 103
10m 20m 90 20m 5 104
(2) 70m, 20m a) 0 200MN/m 3 200MN/m 3 200MN/m 3 5 0 200MN/m 3 200MN/m 3 105
0 106
107
b) 200MN/m 3 90% 60 c) 200MN/m 3 5MN/m 3 20MN/m 3 200MN/m 3 108
5MN/m 3 20MN/m 3 200MN/m 3 109
200MN/m 3 5MN/m 3 20MN/m 3 20MN/m 3 200MN/m 3 5 110
20MN/m 3 10m 20m 30m 111
a) 10m 4 20m 30m 0 112
10m 20m 113
30m 114
b) 10m 20m 30m 20m 20m 115
116
117
10m 20m 30m 10m 8 10 20m 10m 8090 30m 15 118
119
20m 70m 20m 20 1) 20 70m 120
70m, 20m 200MN/m 3 200MN/m 3 121
122
123
70m 20MN/m 2 10m20m30m a) 10m 20m 30m 124
10m 20m 125
30m mm 126
b) 10m 90 0 20m 10 30m 15 127
10m 20m 128
30m 129
c) 10m 20m 10m 30 30m 45 0 20m 130
( 10m) ( 20m) 131
( 30m) 132
d) 10m 20m 30m 10m 10 20m 10m 1.3 30m 35 10m 20m 30m 133
10m 20m 20m 30 90 134
10% 135
0 90 136
a) 90 10m 30m 70m 10m 0 20m 0 0 30m 0 50m 137
138
139
b) 0 90 0 140
141
142
) 90 0 20m -0.41MNm -0.21MNm 143
144
145
d) 10m 20m 0 10m 20% 20m 30m 0 45 146
10m 20m 147
30m 148
10m 20m 149
30m 150
e) 10m 5% 20 3.5% 30m 2.7% 10m 10m 10m 151
10m 5% 20m 30m 90 0 152
(1) 10m 10m 10 153
20m 70m 70m 10 154
20m 155
No.541,pp87-98,1996.6 31 pp.1945-1946,1996 53 pp.442-427,1998.9 1994.10 1996.12 28 pp.173-182,1993.11 2001.5 156
50m 158
1) 50m 250mm 240mm 4.0mm 159
160
2) 10m 2) 161
200kPa 160kPa 2) 120mm 20 1 2 0 + + 120 162
4 12 120mm 40mm 40mm AD 163
164
a) 1 D 2 A C D B A C B D A C B D 165
166
N 167
b) A C B D 1 A C B D A C B D A C B D 2 A C B D A C B A D C 168
169
Nmm 170
3 24N 17N A C 171
3 172
No.541,pp87-98,1996.6 1994.10 173
175
176
177
1) (8.4) k 3 Ds = H (8.1) y y 1 2 h y = f + ( A A + A A ) + 1 2 1 2 3 4 2EIβ 3 Hh 3EI (8.2) y 2 1 = 2EIβ 3 [ e βl ( A cosβl + A βl + e ( A cosβl + A 3 1 4 2 sin βl) sin βl)] (8.3) 1 f = 3 1 + 2EIβ ( A A ) 3 (8.4) 3Ds MN/m H MN m (m) 1 m 178
2 m m MN/m 2 m 4 A1A2A3A4 1/m H 2 βl 4 βl A = [(1 sin 2βl) e e ] 1 βhh [(cos 2βl + sin 2βl) e 2 βl e 4 βl ] (8.5) H 2βl A = [(1 cos2βl) e ] 2 βhh [(2 cos2βl + sin 2βl) e 2 βl e 4 βl ] (8.6) H 2 βl A = [1 (1 + sin 2βl) e ] 3 βhh + [1 (cos 2βl + sin 2βl) e 2 βl ] (8.7) H 2 βl A = [(1 cos 2βl) e ] 4 βhh [1 (2 cos 2βl + sin 2βl) e 2 βl ] (8.8) = 1 2 2 βl 4 βl ( 2 cos 2βl ) e + e (8.9) (8.10) 179
h = k π β R1 (8.10) l = k π β R 2 (8.11) 0.5 R1 R2 180
70m 20MN/m 2 10m20m30m 181
a) 10m 20m 30m 0 0 182
10m 20m 183
30m mm 184
b) 10m 20m 30m 185
10m 20m 186
30m MN 187
c) 10m 20m 3 30m 188
10m) 189
190
d) 10m 20m 30m 10m 20m 10m 8 30m 7% 10m 20m 30m 191
2 20MN/m 2 30m 2 10 20m 30m 192
8-3 193
( d x) θ = ω / { 4c + 0.7( C s φ) } σ se / Es ω = κ { c + 0. ( C φ) } Kθ = M θ = Es I cr κn 4 7 s 194
E k = 3.7D ν c 2 ( 1 ) c (8.16)QKi i s s 3 K = Q δ 2E I β β = 4 kd 4E I s s Q Is Ks Ks 1K1+2K2/ Ks 1 K1 2 K2 195
20m 30m 196
1996.12 197
(1) 3 3 2 199
(2) - cm/sec 200
(3) 10m 10m 10 201
20m 70m 70m 202
10 20m (4) 203
(5) 20m 30m 204