Numerical modeling of the annular failure pressure during HDD in noncohesive soils

• المؤلفون الرئيسيون: Rostami, A., Kang, C., Yi, Yaolin, Bayat, A.
• مؤلفون آخرون: School of Civil and Environmental Engineering
• التنسيق: مقال
• اللغة: English
• منشور في: 2021
• الموضوعات: Engineering::Civil engineering; Horizontal Directional Drilling (HDD); Limit Pressure
• الوصول للمادة أونلاين: https://hdl.handle.net/10356/154254
• المؤسسة: Nanyang Technological University

One of the critical issues that engineers, contractors, and owners encounter during horizontal directional drilling (HDD) is inadvertent return of drilling fluid (frac-out or hydraulic fracture) to the ground surface when the annular pressure in the borehole exceeds the yield shear or tensile streng...