block proj pumps distance 
     1    2    2     2.24
     1    2    3     6.02
     1    1    2    11.40
     1    1    1    26.91
     2    1    3     7.07
     2    2    2     8.49
     2    2    1    19.72
     2    1    1    24.21
     3    1    2    10.63
     3    2    3     6.32
     3    2    1     9.06
     3    1    3    29.15
     4    1    1    11.05
     4    2    2     6.32
     4    2    3     7.21
     4    1    3    23.02
     5    2    3     6.71
     5    2    2    15.65
     5    1    2    11.40
     5    1    1    23.02
     6    2    1    17.89
     6    1    2     8.60
     6    2    2    10.20
     6    1    3    10.05
     7    1    1    18.38
     7    1    3    11.18
     7    2    3    11.31
     7    2    2    11.70
     8    2    2     1.00
     8    1    1    30.87
     8    2    1    20.10
     8    1    3    17.03
     9    1    1    18.03
     9    2    1     8.25
     9    2    3     6.08
     9    1    2    19.24
    10    2    1    15.81
    10    1    3     2.24
    10    1    2    17.09
    10    2    2     7.28
    11    2    3     8.60
    11    2    1    15.13
    11    1    2    14.42
    11    1    1    25.32
    12    1    3     8.49
    12    1    2    14.32
    12    2    3    11.66
    12    2    1    17.72