Numerical and experimental study of the presplit blasting failure characteristics under compressive stress
Sign Up to like & getrecommendations! Published in 2021 at "Soil Dynamics and Earthquake Engineering"
DOI: 10.1016/j.soildyn.2021.106873
Abstract: Abstract Recently, the application of deep hole presplit blasting (DHPB) in underground-engineering excavation has increased, but the research on deformation characteristics and failure mechanism of DHPB is relatively less, and lack of relevant numerical simulation… read more here.
Keywords: far possible; orientation; failure; stress ... See more keywords
Comparison of Presplit and Smooth Blasting Methods for Excavation of Rock Wells
Sign Up to like & getrecommendations! Published in 2019 at "Shock and Vibration"
DOI: 10.1155/2019/3743028
Abstract: To understand differences of smooth and presplit blasting for the excavation of rock wells, two field experiments using these two techniques are implemented at the same test site, respectively. The ground vibrations induced by them… read more here.
Keywords: based presplit; based smooth; excavation; rock wells ... See more keywords