Geotechnical parameters expected for estimating the most allowable annular strain (Pmax) in horizontal directional drilling (HDD) are sometimes empirically established according to the effects through the normal penetration test (SPT). Despite the benefits of SPT, its use in follow may very well be challenging as the geotechnical parameters identified determined https://modernrock99888.blog-eye.com/31779268/top-guidelines-of-soil-investigation-report-bangladesh