Biogrout
BioGrout ensures that a cementation process is achieved in the gravel layer. By using BioGrout, Visser & Smit Hanab is able to create a stable borehole in loose gravel for hdd drillings with a large diameter (60-70").
![video - biogrout.jpg](/sites/vw_vs_hanab_drilling/files/styles/content_keyvisual_parallax_xsmall/public/webcomposer/5872--video%20-%20biogrout.jpg?h=ab919baa&itok=Bu0O_t-l)
Click HERE to read more about Biogrout.