Feb 18, 2014 aquifertest pro is an easytouse software package used by hydrogelogists for analyzing and reporting groundwater pumping test and slug test data. In other words, the permeability of a rock in lugeon unit is calculated upon completion of a lugeon test and the corresponding permeability. Interpretation methods currently available in the literature were developed at a time when measurements were made in an analogous fashion and data was subsequently recorded by hand at rather large intervals of time. Named for maurice lugeon, the lugeon is a measure of transmissivity in rocks, determined by pressurized injection of water through a bore hole driven through the rock. In order to simplify the interpretation of the results, aquifertest provides a set of diagnostic plots representing typical flow behaviours that can be encountered in fractured rock. Sol essai simplifie cohesion non drainee c u kpa tres mou sehappe des doigts sous une pression dec 28, 2015 a brief, wondrous history of the ice luge from escoffiers slendernecked ice swans to vodka chugged by way of rapunzels frozen locks. The range of permeability where the packer test is valid is discussed and examples are shown of the misleading results which arise when outside the range of. This book is a collection of isrm suggested methods for testing or measuring properties of rocks and rock masses both in the laboratory and in situ, as well as for monitoring the performance of rock engineering structures. Compensating adjustments are therefore made when calculating lugeon values from water testing results. The length of the hole tested is usually more than 1 metre, and the definition pressure is frequently too high to use safely in weak rock foundations prone to move.
More specifically, the lugeon test is used to measure the amount of water injected into a segment of the bored hole under a steady pressure. Lugeon test, complete online calculator dat instruments. Reconnaissance et essais essai deau lugeon active, most current buy now. Information and translations of lugeon in the most comprehensive dictionary definitions resource on the web. The isrm suggested methods for rock characterization.
Nov 19, 2002 1995 1996, range rover p38 p38a 1997 repair service manual pdf page 1. Pdf comparison between lugeon with secondary permeability. Pdf this paper describes relationships between lugeon and secondary permeability index spi that both. If you have any unresolved questions about aquifertest, please feel free to contact us for. More specifically, the lugeon test is used to measure the amount of water. Permission is granted to copy, distribute andor modify this document under the terms of the gnu free documentation license, version 1. Hydraulic conductivity determination by lugeon test. Maurice lugeon frsfor hfrse fgs july 10, 1870 october 23, 1953 was a swiss geologist, and the pioneer of nappe tectonics. The nonlocal approach for computation of the equivalent permeability of fractured rock masses encounters certain difficulties put in light in the work by long et al. In other words, the permeability of a rock in lugeon unit is calculated upon completion of a lugeon test and the corresponding permeability in lefranc method i. Q p l lugeon value q water taken in test litresmetremin p test pressure bars 10 as correction for standard test pressure of 10 bar. Water leakage from a dam is always important, but particularly where the preservation of water is essential in semidry areas, such iran. Most water testing is done under different conditions to those. Standard test method for standard penetration test spt.
A lugeon is a unit devised to quantify the water permeability of bedrock and the hydraulic conductivity resulting from fractures. Hi, i am searching for a correlation between the permeability values obtained by lefranc and lugeon field tests. On developpe les equations qui regissent lecoulement en regime transitoire et on. Permeability of soft rock foundations for dams and lugeon. At kamalsaleh dam, the rock mass rating rmr and geological strength indexgsi systems were used to identify the quality of the rock mass, which is particularly important in a foliated material. Since this testing method has been developed to evaluate the permeability of hard rock foundations, it is usually performed by use of high injection pressure, ten or more kgfcm 2. A brief, wondrous history of the ice luge from escoffiers slendernecked ice swans to vodka chugged by way of rapunzels frozen locks. Nov 09, 2008 permission is granted to copy, distribute andor modify this document under the terms of the gnu free documentation license, version 1. Aquifertest includes the typical lugeon diagrams as proposed by houlsby 1976, and also includes the additional typical curves for flow loss vs. Get a quote for certification of systems, products or services, and get certified.
Find the most uptodate version of afnor nf p941 at engineering360. Request pdf on sep 16, 2019, philippe vaskou and others published isrm suggested method for the lugeon test find, read and cite all. Telecharger essai lefranc et lugeon essai lefranc pdf,essai. Aquifertest pro is an easytouse software package used by hydrogelogists for analyzing and reporting groundwater pumping test and slug test. Isrm suggested method for the lugeon test request pdf. Sending from a pc of a pro j e c t with different kinds of tests in order to avoid set up in field. To be simple at our low level of hydraulic information, we have assumed that the aperture follows the same distribution in the three fracture sets. More specifically, the lugeon test is used to measure the amount of water injected into a segment of the bored hole under a. The rmr results were compared with lugeon tests undertaken. Lugeon test, complete online calculator this is an online lugeon test calculator. Problems of the determination of insitu permeability in fissured rock. We have estimated the mean hydraulic aperture of a little group of metric fractures from an injection test essai lugeon. Land rover range rover p38 service repair manual 1995 1996 1997 1998 1999 author.
Evaluating groutability at the kamalsaleh dam based on. Numerous international and national standards are available for the spt which are in general conformance with this standard. When lugeon water tests are performed in the soft rock foundations by the. It is useful to calculate lugeon value in permeability tests, given water pressure in bar, megapascal or psi, water volume in liters, test duration in minutes and length of borehole test interval in meters. Create a new lugeon test by selecting test create a lugeon test from the main. Information and translations of lugeon in the most comprehensive dictionary definitions. Drew lazor on the history of ice sculpting, and the modern rise of the ice luge by way of its most trusted companion. The lugeon pumpingin test has been in use in civil engin eering for over 50 years.
A shallow slope corresponds to a low lugeon value, a steep slope corresponds to high lugeon value. An easytouse pumping test and slug test data analysis package. The slope of each line segment is indicative of the lugeon value as the test proceeds. Indeed, these authors consider a square or rectangular area with a superposed network of fracture traces, and simulate flow in this network by applying a pressure gradient parallel to one side.
One lugeon lu is equivalent to one litre of water per minute. Most of the cases relate to injection testing packer or lugeon tests in sedimentary rocks widely found throughout many parts of europe and where a large range of permeabilities is common. This interpretation technique makes it useful to do realtime monitoring and interpretation of the test data in the field. Lugeon test is used to measure the quantity of water injected into a segment of bored hole under a steady pressure. A copy of the license is included in the section entitled gnu free documentation license. Geotechnical engineering for infrastructure and development. A single lugeon value is then calculated for each one of these five tests, using the formula. Lugeon water test is usually used to investigate the permeability of dam foundations and the permeability is expressed with lugeon unitlu.
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