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Kregional was estimated from hydrofracture tests and from the TSI index. The E-mail Address es you entered is are not in a valid format.
Ingeniería geológica (Book, ) 
The method proposed provides an assessment gpnzalez the magnitude of horizontal stresses of tectonic origin. Please enter your name. Similar Items Related Subjects: GeologyGeochemistryand Geophysics. The TSI index is defined by geological and geomechanical parameters. Help Center Find new research papers in: SAF values for the forty specific tunnel zones ranged from 1.
ABSTRACT Geological and geomechanical anisotropies can significantly increase the magnitude of in-situ stress in a rock mass excavated for tunnelling purposes. Enter the email address you signed up with and we’ll email you a reset link.
Reply to comment from Blanco et al. In-situ stress amplification due to geological factors in tunnels: Log In Sign Up. Cancel Forgot your password? Search WorldCat Find items in libraries near you. Bulletin of the International Association of Engineering Geology. Four tunnels for the new high-speed railway lines in Pajares in the Cantabrian Spain, were analysed and significant deformations was found to have occurred in forty specific zones of these tunnels during excavation, requiring much more geilogica than envisaged before construction.
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Ingenieria Geologica by Gonzalez De Vallejo Luis I – Hardcover | eBay
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Engineering geology for urban planning and development with an example from tenerife Canary Islands more. Landslide Science and Practice.
Please verify that you are not a robot. Emphasis has been placed on the influence of mineralogy and fabric on the strength and deformation properties, and particularly on the results of the classification test. Paleoearthquake evidence in Tenerife Canary Islands and possible seismotectonic sources more.
The E-mail message field is required. Linked Data More info about Linked Data. The decision tree considers geological and geophysical factors affecting stress magnitudes both on the regional and local scale.
Klocal was calculated from the back analysis of the support pressure required to stabilise the deformed tunnel zones.
Spanish View all editions and formats. A new method of estimating the ratio between in situ rock stresses and tectonics based on empirical and probabilistic analyses more. callejo
Please choose whether or not you want other users to be able to see on your profile that this library is a favorite of yours. Write a review Rate this item: Would you also like to submit a review for this item? The results provide a quantitative approach for assessing structural stresses in rock masses for tunnelling excavations. SRC rock mass classification of tunnels under high tectonic stress excavated in weak rocks more. Results for several regions of Europe are presented and the possible applications of the procedure are discussed.
The E-mail Address es field is required. Paleoearthquake evidence in Tenerife Canary Islands and possibleseismotectonic geokogica more.