D. On receiving the saturation level the drilling bit is eliminated with casing retained within the borehole. Publish-grouting Amongst the bond length will improve resistance forces with near soils, so attaining more considerable capability. Put up-grouting within the bond duration can increase frictional forces with encompassing soils and reach greater https://pantip35813.blogofchange.com/31019677/a-secret-weapon-for-efficiency-of-micropile