ERT borehole equipment, 2014-12-09
ERT doline installation, 31-01-2014
electrode in bentonite, 2014-01-31
trench for ERT, 2014-01-29
Electrode installation in limestone, 2014-01-24
8×8 cm stainless steel plate fixed by a 8 cm stainless steel piton
2014-01-24
Electrode dans le calcaire, 2014-01-24
Electrode, 2014-05-02
Electrode, 2014-01-24
Electrode, 2014-01-24
trapped rods, 2014-11-27
Drilling for piezometer, 2014-11-25
Tubes for borehole equipment 2014-12-09
Logging the borehole 2014-12-05
2014-11-25 Drilling a borehole
Logging the borehole: Camera
2014-12-08
CG5 gravimeter in front of the doline, 2014
Arrival of the GWR iGrav#019 superconducting gravimeter
2014-11-26
Gravimetrist coating the new pillar, 2013-10-23
Gravimetrist at work, 2014-05-23
Gravimetrist at work 2014-01-24
CG5 gravimeter in the cave 2014-12-05
2014-11-27 Preparing the iGrav for He liquefaction
2014-11-26 Preparing the iGrav for He liquefaction
2014-11-27 Preparing the iGrav
Installing the iGrav#019
R. Reineman (from GWR) and S. Castelein (ROB), 8 Dec. 2014
Absolute gravimeter FG5#202
iGrav#019 after installation
surface lab during ERT installation, 2014-01-29
Surveying with DGPS, AW at work
2014-03-14
