EDS-64U-D is a single point borehole extensometer which is preferred to use at the locations where access to the mouth of borehole is easily available. This borehole extensometer is suitable for a 50 mm borehole.
|No. of points||2-3 points; 76 mm borehole (EDS-63U/D)|
4-6 points; 102 mm borehole (EDS-63U/D)
Single point; 50 mm borehole (EDS-64U/D)
|Extension rod||Stainless steel or fibre glass|
|Anchor||Groutable or packer|