Geotechnical parameters expected for estimating the utmost allowable annular pressure (Pmax) in horizontal directional drilling (HDD) in many cases are empirically established based on the outcome through the conventional penetration exam (SPT). Irrespective of the many benefits of SPT, its use in apply may be challenging because the geotechnical parameters https://promises55544.humor-blog.com/30887824/the-2-minute-rule-for-soil-analysis-and-testing-bd