option 1 - dynamic soil properties - (max is thirteen):
    1
    3
   11     #1 modulus for clay (seed & sun 1989) upper range
0.0001    0.0003    0.001     0.003     0.01      0.03      0.1       0.3
1.        3.        10.
1.000     1.000     1.000     0.981     0.941     0.847     0.656     0.438
0.238     0.144     0.110
   11       damping for clay (Idriss 1990) -
0.0001    0.0003    0.001     0.003     0.01      0.03      0.1       0.3
1.        3.16      10.
0.24      0.42      0.8       1.4       2.8        5.1       9.8      15.5
21.       25.       28.
   11     #2 modulus for sand (seed & idriss 1970) - upper Range
0.0001    0.0003    0.001     0.003     0.01      0.03      0.1       0.3
1.        3.        10.
1.000     1.000     0.990     0.960     0.850     0.640     0.370     0.180
0.080     0.050     0.035
   11       damping for sand (Idriss 1990) - (about LRng from SI 1970)
0.0001    0.0003    0.001     0.003     0.01      0.03      0.1       0.3
1.        3.        10.
0.24      0.42      0.8       1.4       2.8        5.1       9.8      15.5
21.       25.       28.
    8      #3 ATTENUATION OF  ROCK  AVERAGE
 .0001     0.0003    0.001       0.003     0.01      0.03       0.1     1.0
 1.000     1.000     0.9875    0.9525    0.900     0.810     0.725     0.550
    5      DAMPING IN ROCK
 .0001     0.001     0.01        0.1       1.
  0.4      0.8       1.5         3.0       4.6
    3    1    2    3
Option 2 -- Soil Profile
    2
    1    9       GRB; input:Diam @ .1g
    1    2           23.0     2400       .050      .112     
    2    2           5.00     2318       .050      .094      
    3    1           8.20     2025       .050      .087     
    4    1           9.84     104.       .050      .087
    5    1           23.0     208.       .050      .094
    6    1           13.1     250.       .050      .10
    7    1           13.1     418.0      .050      .10
    8    1           16.4     836        .050      .112
    9    3                   23500.      .050      .125       
Option 3 -- input motion:
    3
4000  4096   .01     G01-UP.AT2                     (5E15.7)
 1.0                   25.       4    5
Option 4 -- sublayer for input motion {within (1) or outcropping (0):
    4
    9    0
Option 5 -- number of iterations & ratio of avg strain to max strain
    5
    0    8    0.50
Option 6 -- sublayers for which accn time histories are computed & saved:
    6
    1    2    3    4    5    6    7    8    9    9    
    0    1    1    1    1    1    1    1    0    0
    1    0    0    0    0    0    0    0    1    0
option 7 -- sublayer for which shear stress or strain are computed & saved:
    7
    4    1    1    0 1800           -- stress in level 4
    4    0    1    0 1800           -- strain in level 4
option 7 -- sublayer for which shear stress or strain are computed & saved:
    7
    1    1    1    0 1800           -- stress in level 8
    1    0    1    0 1800           -- strain in level 8
option 9 -- compute & save response spectrum:
    9
    1    0
    1    0     981.0
   0.05
option 10 -- compute & save amplification spectrum:
   10
   9    0    1    0     0.125      - surface/rock outcrop
execution will stop when program encounters 0
    0