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Science -- Geology
1021 - 1025
Rock-fall Hazard Assessment of the Aspen Forest Trail, Navajo National Monument, Arizona
Created by Edwin F. Harp and Gerald F. Wieczorek of the United States Geological Survey (USGS), this resource is an effort to assess the stability of a section of the Aspen Forest Trail to Betatakin Ruins, Navajo...
Drifting in Very Poor Rock - Experience and Analysis
This paper, by J. I. Mathis and C. H. Page of Zostrich Geotechnical, discusses the present performance of predicting excavation and support conditions of small headings in rock having an RMR of less than 30 through case...
Hoek-Brown Failure Criterion - 2002 Edition
This paper, by Evert Hoek, Carlos Carranza-Torres, and Brent Corkum, discusses the Hoek-Brown Criterion and the uncertainties and inaccuracies associtated with using the criterion. The study's authors suggest a...
Rock Mass Characterization for Underground Hard Rock Mines
Authors J. Hadjigeorgiou, D. Milne, and R. Pakalnis introduce different rock mass characterizations and how they play a vital role in rock engineering. This paper discusses the use of three main classification systems...
How Shallow Earth Structure Is Determined: A Classroom Exercise Demonstrating Seismic Refraction Use in the Real World
This lesson introduces students to a real-world application in which seismic waves are used to reveal the shallow structure of the Earth. Students will explore the concepts of reflected and refracted seismic waves and...
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