hi all i have invented a built in anchor system in the mandrel , so you dont have to waste about 50 Cent in each point . if you are interested please dont hesitate to contact me
Where do you apply your stone columns? Do you think the constructability is practicable for road construction in swampy, highly silt-clay characteristics with high natural moisture content? Please get in touch with us: freiherrhelli@gmail.com. Thank you very much for your prompt answer.