Web10 rows · Mar 1, 2024 · 1. Introduction. Ground motions produced by blast-induced rock fragmentation are undesirable ... WebGround Vibration. The energy released at the blast site is sufficient to cause permanent changes to the rock mass. This area is typically less than 35 hole diameters. For …
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WebApr 4, 2024 · Large ice/rock avalanches have been known to generate extremely powerful air blasts capable of causing fatalities and destruction far beyond the runout of the movement mass. Thus, an appraisal of... WebInvestigates two types of ground motions, resulting from blasts, whose fundamental physics are often lost in computer simulations. One is the direct-induced surface wave, and the … fll to chicago cheap flights
A Study on Parameters Influencing Blast-Induced Frequency ... - Hindawi
Underground explosions have more devastating abilities than the equivalent intensity air bursts, as it produces significantly higher pressure and impulse which dissipates slower in the geo-media in comparison to air. Also, point of detonation with respect to medium also plays significant role in generating higher stress … See more When explosive charge is detonated in a rock medium, the released energy results in generation of ground shock with high compressive wave. This wave propagates with particle motion, … See more Underground explosion involves complex physics due to uncertainties and intricate behavior of the explosives and propagation media. … See more WebJan 1, 2024 · Kumar R, Choudhary D, Bhargava K (2016) Determination of blast-induced ground vibration equations for rocks using mechanical and geological properties. Rock … WebDec 17, 2013 · The velocity of ground oscillation induced by blasting was measured by mobile seismograph of Vibralok type, with frequency range 2–250 Hz, sampling of 1000 Hz and trigger levels of 0.1–200 mm/s. The … fll to chicago midway