ptID   xUTM  yUTM  UTMz  surf  bed thick
000001   446522.53  7391328.65   33    1379.8  1280.8   99.0
000002   445089.93  7390853.47   33    1336.5  1113.5  223.0
000003   445008.48  7390802.78   33    1334.0  1116.0  218.0
000004   447364.02  7390537.64   33    1391.9  1229.9  162.0