Stability analysis lisa, stability analysis for road access sara, the level i1 program, and xstabl the level 111 program. The ssrs performance will be tested on about 30 slope examples, which have been reported in literature and have been used by software developers to verify the results of traditional slope stability programs. Slopew can effectively analyze both simple and complex problems for a variety of slip surface shapes, porewater pressure conditions, soil properties, and loading conditions. The results of the analysis with critical failure surfaces through the rock mass show that the wall is stable and estimates the factor of safety to be 2. The program can be used to the stability factor of safety for inhomogeneous slopes and embankments using both circular and noncircular slip surfaces. The factor of safety equations are written in the same form, recognizing whether moment and or force equilibrium is explicitly satisfied. Since fem slope stability analysis is not very common in geotechnical engineering, the paper will discuss the impact of youngs modulus, poissons ratio, and dilation. Not all slope stability software is real expensive. Dec 16, 2016 slope stability by geo slope software please like and subscribe for an nguyens channel to watch the new videos. Geo studio slope w is used for slope stability analysis, edushake for is normally used for earthquake and geo technical analysis, plaxix 2d, plaxis 3d is a finite element package intended for the two dimensional and 3 dimension. Slope stability is the resistance of inclined surface to failure by sliding or collapsing.
The program combines an intuitive user friendly interface and the analytical philosophy behind the popular slope stability program, stabl, developed at purdue university. Introduction slope stability analysis is a branch of geotechnical engineering that is highly. Simslope utilises a variation of bishops method which is applicable to general shape surface and although it does not satisfy complete equilibrium it provides values of. Galena from clover technology is powerful and easytouse analyse and back analyse soil and rock slopes quickly and accurately with models that simulate. Geo5 contains several programs for analyses of soil and rock slopes, dams, newly built embankments, and check of retaining walls global stability. The software in general is very good and ties in well with the way we do things here. Galena slope stability analysis software for geotechnical problems involving stability analysis, back analysis, and probability analysis using the bishop, spencerwright and sarma methods scientific software group is the premier provider of groundwater software, environmental software, groundwater modeling software, surface water modeling software, hydrology software, hydraulic engineering software, geotechnical software, borehole log software, surface mapping and contouring software.
They are certainly major factors in cut slope stability and in. What is the best software to analyse the slope stability. The basic program for stability analysis is slope stability. This paper presents an analysis of soil slope stability using a terrestrial laser scanner, particle swarm optimization, and the force equilibrium method. Retaining walls finite element finite difference slope stability tunneling underground structures constitutive modeling soil behavior. Galena is a simple, userfriendly yet very powerful slope stability software system, that provides you with the ability to simulate complex geological, groundwater and external force conditions, while allowing changes to conditions to be modelled and analysed rapidly and logically. The studied software includes 3dpcstabl thomaz 1986, clara 2. The spencer method of slope stability analysis was used to assess the stability of the wall using the same rock mass parameters as in the udec analysis. I do slope stability analysis for the mining industry and mainly use two, 2d limit equilibrium analysis programs. In the lecture part of this course we will discuss a variety of methods of analysis of slope stability and instability. Pdf stability analysis of slope using galena software.
Slope stability analysis is performed to assess the safe design of a humanmade or natural slopes e. Jan 04, 2007 there is plenty of software available these days to do pretty much everything one can think of. Slope stability by geo slope software please like and subscribe for an nguyens channel to watch the new videos. Choice of slope stability software is very personal. Overall classification of slope stability methods of analysis 2. During 20012002 galena was made available to federal and state authorities, and the indian nations, on their 700strong workstation network across 24 states in continental usa, and in 2003 osm increased the licence seats or available copies by 50%.
The stability condition of slopes is a subject of study and research in soil mechanics, geotechnical engineering and engineering geology. What are the softwares that a student of geotechnical. The software performs limit equilibrium slope stability calculations for a factor of safety. Utexas analyze the stability of complex slopes software. Request pdf safety factor comparison of different methods of slope stability analysis by geostudio software embankment. Plaxis software, abaqus software, geo slope software are commercial licence software or in other terms, you have to pay a lot of money for a regular full licence. Dave2 1pg student 2professor 1,2department of applied mechanics 1,2l. It is essential that the engineering geologist be intimately familiar with all of these methods because they provide ways of determining, relatively unambiguously, whether a. Galena from clover technology is powerful and easytouse analyse and back analyse soil and rock slopes quickly and accurately with models that simulate geological conditions include tension cracks, point forces, distributed loads, earthquake forces.
Slope stability refers to the condition of inclined soil or rock slopes to withstand or undergo movement. Plaxis software, abaqus software, geoslope software are commercial licence software or in other terms, you have to pay a lot of money for a regular full licence. You can also include faults and discontinuity planes in. Tagasoft geotechnical software slope stability analysis. The software is designed for users wishing to perform a quick stability check on a given slope and to get a quick estimate regarding stability and potential failure surface. Galena slope stability analysis online slope analysis software is used for performing stability analyses of backills, road embankments, pond embankments, landslides, or natural slopes.
The commercial limit equilibrium programs all do the basics i. College of engineering, ahmedabad, india abstractthe slope stability is a very important problem in geotechnical engineering. This program, based on the finite element method, can model and analyze a wide range of geotechnical tasks, including terrain settlement, sheet pilediaphragm walls, slope stability, excavation analys. With a probabilistic analysis you can take into account. Galena geotechnical design software slope stability. Galena was selected by the united nations development program for the mongolian technical university in ulaan baatar for training and establishment of a consultancy for mongolias growing mining and engineering fields. Galena is a powerful, comprehensive and easytouse slope stability analysis system developed by geotechnical engineers for geotechnical, mining and civil engineers who want to solve geotechnical problems quickly and easily. Fredlund golder associates, saskatoon, canada abstract slope stability analyses have been performed using various software packages on a routine basis in geotechnical. The aim of this study was to demonstrate that a slope needed to be analyzed in many different directions in order to assess its stability conclusively, rather than using just one crosssectional profile to represent the entire slope. Utexas4 is a computer software application for computing the stability of earth and earthrock slopes and embankments.
Utexased4 slope stability software for educational purposes. Lisa and xstabl have become standard analysis tools for resource planning level and sitespecific slope stability assessments, respectively, on national forests in the westem united states. These slopes occur on reclaimed lands and active mine sites. Computations can be performed for homogeneous and inhomogeneous slopes using both circular and noncircular slip potential sliding surfaces. Slope stability software geotechnical engineering 101 and more. With this comprehensive range of features, slopew can be used to analyze almost any slope. Galena is a powerful, comprehensive and easytouse slope stability analysis system developed by geotechnical engineers for geotechnical, mining and civil engineers who want to solve geotechnical problems quickly and easily galena is one of the worlds leading slope stability analysis packages now used in 74 countries, in some of the worlds largest mining operations. Galena was originally written for mining applications, but has now been widely accepted as a valuable tool for use in civil and geotechnical engineering, and for teaching and research applications as well. Pdf embankment slope stability analysis dwight mission mine.
Galena is a simple, userfriendly yet very powerful slope stability software system, that provides you with the ability to simulate complex geological, groundwater. Slopew is the leading slope stability software for soil and rock slopes. Software for slope stability analysis slope stability. Threedimensional limit equilibrium slope stability benchmarking m. The main objectives of slope stability analysis are finding endangered areas, investigation of. Slopes in mountainous regions require cohesion 8 undrained short term slope failure in clay. First order reliability method, finite element method, probability of failure, spatial correlation. Slope w can effectively analyze both simple and complex problems for a variety of slip surface shapes, porewater pressure conditions, soil properties, and loading conditions. Stability analysis geotechnical software geo5 fine.
Jan 07, 2011 slope stability analysis tutorial using galena to calculate a factor of safety and compare it with a published result. It offers a number of wall shapes and checks reinforced concrete crosssections. The stability coefficients from the bishop and morgenstern charts are m 1. Deterministic and probabilistic analyses are possible. Utexased4 is a slope stability computer program with a windowsbased graphical user interface for both entering and displaying the input data as well as displaying the results of computations. Comparison with stability chart geoslope international.
Xstabl provides an integrated environment for performing slope stability analyses on an ibm personal computer, or compatible. With the exception of the pile bearing capacity module, all modules can perform deterministic analyses as well as a probabilistic analyses. Galena is one of the worlds leading slope stability analysis packages now used in 74 countries, in some of the worlds largest mining operations. Slope stability software geotechnical engineering 101. Among various softwars used for slope stability analysis, the finite element based plaxis or finite difference based flac software is the best as compared to geoslopethen reason for this is. Slope stability verification manual deep excavation llc page 11 e. Retaining walls slope stability slope stabilization slope stability analysis. Comparison of slope stability methods of analysis1 received october 12, 1976 accepted april 4, 1977 the papercompares six methods ofslicescommonly sed for slopestability analysis. The prokon geotechnical analysis suite comprises a number of modules for analysis stability and determining capacity. Galena data structures are logical definition is available at the press of a button.
Slope w is the leading slope stability software for soil and rock slopes. Galena slope stability analysis software for excavations. Slope stability analysis wikipedia republished wiki 2. During 20012002 galena was made available to federal and state authorities, and the indian nations, on their 700strong workstation network across 24 states in continental usa, and in 2003 osm increased the licence seats or available. Galena is engineerfriendly software, designed to be easy to use and to save you time. Is there any free software available for slope stability. Wright of shinoak software, who is wellrecognized as one of the leading experts in solving problems in soil strength and slope stability duncan and wright, 2005. The user interface and analysis options are almost identical to the generalised slope analys is module except for the ability to define a slip surface of any general shape. Program stabl is a computer program written for the general solution of slopestability problems analysis.
The program combines an intuitive user friendly interface and the analytical philosophy behind the popular slope. The method could consider the impact of rainfall and water change to. The program is used to verify the cantilever wall design. As a geotechnical engineer, the software programs i have used most often have to be the ones available for slope stability or for geogrid design of a soil slope, besides using autocad and gint. A slope stability analysis method based on unsaturated. Utexased4 is the educational version of the utexas4 and texgraf4 software for slope stability calculations. Threedimensional slope stability software commercially available 3d slope stability software was studied to investigate the ability of the software to calculate an accurate 3d factor of safety. Slope stability analyses include static and dynamic, analytical or empirical methods to evaluate the stability of earth and rockfill dams. Slope stability analysis of soil slopes using the nonvertical slice method proposed by sarma noncircular slip. Chapter 10 slope stability analysis nysdot geotechnical page 106 january 21, 2014 design manual 10.
Fhwa nhi06088 6 slope stability soils and foundations volume i 6 3 december 2006 6. A benchmark slope is reanalyzed and conclusions reached about their suitability for meaningful and conservative prediction of slope reliability. Ge, principal consultant with gregory geotechnical gregeo. The graphics and the pointandclick data input are also very good and makes the program very easy to use.
Galena is a powerful, comprehensive and easytouse slope stability analysis system developed by geotechnical engineers for geotechnical. The software program galena was used as a modeling tool for the slope. Galena slope stability analysis software for geotechnical problems involving stability analysis, back analysis, and probability analysis using the bishop, spencerwright and sarma methods scientific software group is the premier provider of groundwater software, environmental software, groundwater modeling software, surface water modeling software, hydrology software, hydraulic engineering. Geo studio slopew is used for slope stability analysis, edushake for is normally used for earthquake and geo technical analysis, plaxix 2d, plaxis 3d is a finite element package intended for the two dimensional and 3 dimension. Comparison of slope reliability methods of analysis. In fact, as can be seen from figure 2, the slope of the regression line for men is 0. Based on the fem analysis of unsaturated slope seepage and strength of unsaturated soil, and adopted the assumption of rigid body limit equilibrium to calculate safe coefficient of landslides, a new slope stability analysis method is promoted and the calculation program called ussp is composed and verified.
Galena a powerful and easy to use slope stability analysis system developed for engineers who would rather solve geotechnical problems than computer problems. Therefore, the factor of safety of the slope using stability charts is calculated as. Tomas jover posted 173 evolution of synthetic aperture radar technology for safetycritical monitoring in open pit mines. Galena is a comprehensive and userfriendly slope stability analysis system written by practising engineers for engineers. Galena slope stability analysis software for geotechnical problems involving stability analysis, back analysis, and probability analysis using the bishop, spencerwright and sarma methods scientific software group is the premier provider of groundwater software, environmental software, groundwater modeling software, surface water modeling software, hydrology. Slope stability analysis slope w is the leading slope stability software for soil and rock slopes.