encoding  utf-8
# Conversion of the original Tankard Hole surveys into electronic format
# Duncan Price 02/2016

survey TankardHole

  centerline
    date 1956.10.22 # Date of last recorded trip 
    team "R.D. Stenner" notes
    team "P. Miller" notes
    team "K. Robins" instruments
    team "D. Dolan" instruments
    team "Duncan Price" notes
  
    cs OSGB:ST
    fix 0 55617 49952 248 # GPS fix based on estimate of entrance location
    station 0 "Tankard Hole" entrance

    units northing easting altitude feet
    units compass clino degrees
    data cartesian from  to  northing  easting  altitude
0  1  -0.04  -0.89  -6.61
1  2  -2.48  -2.83  -3.82
2  3  -5.77  3.85  -9.30
3  4  -4.92  -5.18  -0.03
4  5  3.42  -1.50  -4.87
7  6  2.10  1.14  7.77
5  7  4.54  -1.74  -7.76
7  8  -11.36  5.18  -0.18
8  9  -7.44  3.26  -0.20
9  10  0.16  0.11  -6.15
7  11  -3.18  0.71  -8.06
11  12  -6.38  3.99  -9.97
12  13  4.06  -1.47  -8.89
13  14  -11.23  0.60  -0.09
13  15  5.97  8.11  -11.06
15  16  3.57  -2.77  6.99
15  17  -2.36  4.15  -4.66
17  18  5.12  4.05  0.00
18  19  -7.01  2.90  -5.38
19  20  -6.09  4.62  -5.78
20  21  10.72  4.30  3.60
20  22  -0.19  2.25  -7.97
22  23  3.33  9.58  -10.18
23  24  -8.07  1.22  6.44
23  25  3.23  2.68  -3.69
25  26  -7.84  8.37  -9.85
26  27  -6.37  3.84  12.03
26  28  -6.84  1.00  0.42
28  29  -4.86  6.18  -0.16
29  30  -5.84  6.64  0.71
30  31  -4.12  -5.11  -10.73
31  32  12.33  -2.43  5.60
31  33  -13.05  2.87  -2.74
31  34  0.43  0.49  -4.75
34  35  5.28  -1.22  -5.40
35  36  1.17  -3.70  6.53
38  37  4.42  -5.62  5.65
35  38  3.72  -1.39  -0.65
38  39  0.75  5.49  -6.86
38  40  -5.24  5.38  -9.27
    
    endcenterline
    
endsurvey