Factor |
0.075 | 0.15 | 0.2 | 0.3 | 0.4 |
A-0% | / | / | / | 0.026 | 0.026 | 0.023 |
A-10% | 12.195 (12.500) | 4.255 | 2.695 | 0.026 | 0.026 | 0.023 |
A-30% | 7.143 (7.299) | 2.688 | 1.873 | 0.027 | 0.026 | 0.023 |
A-50% | 5.650 (5.770) | 2.364 | 1.770 | 0.028 | 0.027 | 0.024 |
A-70% | 4.926 (5.025) | 2.268 | 1.754 | 0.030 | 0.029 | 0.027 |
B-70% | 3.333 (3.472) | 1.754 | 1.370 | 0.025 | 0.024 | 0.020 |
C-70% | 9.091 (9.615) | 3.704 | 2.632 | 0.040 | 0.039 | 0.039 |
0.034 | 0.088 | 0.134 | 0.171 | 0.211 | 0.114 | |
0.013 | 0.037 | 0.059 | 0.078 | 0.109 | 0.046 | |
2.626 | 2.360 | 2.252 | 2.191 | 1.941 | 2.476 |
Tanks containing hazardous materials | 1.5 |
Tanks that are intended to remain usable for emergency purposes after an earthquake or tanks that are part of lifeline systems | 1.25 |
All other tanks | 1.0 |
A-10% | 0.043 | 0.092 | 0.056 | 0.057 | 0.054 | 0.165 | 0.164 | |
0.024 | 0.052 | 0.032 | 0.032 | 0.030 | 0.093 | 0.093 | ||
0.074 | 0.112 | 0.162 | 0.154 | 0.249 | 0.345 | 0.339 | ||
A-30% | 0.055 | 0.137 | 0.143 | 0.088 | 0.268 | 0.977 | 0.394 | |
0.031 | 0.077 | 0.081 | 0.049 | 0.151 | 0.552 | 0.223 | ||
0.101 | 0.163 | 0.233 | 0.201 | 0.466 | 1.504 | 0.586 | ||
A-50% | 0.064 | 0.154 | 0.370 | 0.261 | 0.441 | 0.559 | 0.807 | |
0.036 | 0.087 | 0.209 | 0.148 | 0.249 | 0.316 | 0.456 | ||
0.109 | 0.203 | 0.487 | 0.348 | 0.589 | 0.736 | 0.946 | ||
A-70% | 0.082 | 0.148 | 0.377 | 0.344 | 0.609 | 1.020 | 0.721 | |
0.046 | 0.083 | 0.213 | 0.194 | 0.344 | 0.576 | 0.407 | ||
0.115 | 0.151 | 0.461 | 0.393 | 0.860 | 1.259 | 0.910 | ||
B-70% | 0.149 | 0.142 | 0.497 | 0.307 | 0.335 | 0.944 | 1.233 | |
0.054 | 0.051 | 0.179 | 0.111 | 0.121 | 0.340 | 0.444 | ||
0.113 | 0.114 | 0.398 | 0.220 | 0.484 | 0.943 | 1.075 | ||
C-70% | 0.062 | 0.111 | 0.074 | 0.061 | 0.104 | 0.377 | 0.261 | |
0.070 | 0.125 | 0.084 | 0.068 | 0.118 | 0.426 | 0.295 | ||
0.158 | 0.259 | 0.267 | 0.223 | 0.275 | 0.958 | 0.717 |
HSDB-EW | II class | Sichuan Province | 125.9 | −102.643 | 6.160 | 0.095 |
JZGYF-NS | II class | 263.3 | 100.224 | 18.425 | 0.168 | |
PJW-NS | II class | 81.0 | 101.149 | 10.105 | 0.297 | |
BJ-EW | III class | Shanxi Province | 513.1 | 120.292 | 15.720 | 0.611 |
CC-NS | III class | 528.6 | 107.719 | 14.980 | 1.138 | |
YL-NS | III class | 569.9 | −94.005 | 16.730 | 1.862 | |
HX-NS | III class | 599.0 | 92.090 | 13.835 | 4.096 |
Correction coefficient |
0.44 | 0.56 | 0.78 | 1.00 | 1.18 | 1.32 | 1.53 | 1.79 |
A | A soil profile with either: (a) a rock-like material characterised by a shear wave velocity >2500 ft/s (762 m/s), or by other suitable means of classification; or (b) medium-dense to dense or medium-stiff to stiff soil conditions where the soil depth is <200 ft (60,960 mm) | 1.0 |
B | A soil profile with predominantly medium-dense to dense or medium-stiff to stiff soil conditions, where the soil depth exceeds 200 ft (60,960 mm) | 1.2 |
C | A soil profile containing >20 ft (6096 mm) of soft to medium-stiff clay but not >40 ft (12,192 mm) of soft clay | 1.5 |
D | A soil profile containing >40 ft (12,192 mm) of soft clay characterised by a shear wave velocity <500 ft/s (152.4 m/s) | 2.0 |