Artificial Support of Rock Slopes.

by K. Barron

Publisher: Department of Energy, Mines and Resources, Canada in Ottawa

Written in English
Published: Pages: 144 Downloads: 560
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Edition Notes

SeriesResearch Report R 228(Revised)
ContributionsCoates, D.F., Gyenge, M.
The Physical Object
Pagination144p. :
Number of Pages144
ID Numbers
Open LibraryOL15557792M

INTRODUCTION. Landslides are the downward and outward movements of slope materials because of exhaustion of required shear strength. The slope materials may be composed of natural rock and soil, artificial fills, or combinations thereof. of earth and rock-fill dams, slopes of other types of embankments, excavated slopes, and natural slopes in soil and soft rock. Methods for analysis of slope stability are described and are illustrated by examples in the appendixes. Criteria are presented for strength tests, analysis conditions, and factors of .   The stability of rock slopes is an important issue in both civil and mining engineering. On civil projects, rock cuts must be safe from rock falls and large-scale slope instability during both construction and operation. In open pit mining, where slope heights can be many hundreds of meters, the economics of the operation are closely related to the steepest stable slope angle that can be mined.5/5(1). Slope Cover. When slopes are difficult or dangerous to mow or maintain, one landscape option is to cover the entire slope with rock. Whether utilitarian or decorative, the object is to replace all.

Determination of Stability of Rock Slope Using Intelligent Pattern Recognition Techniques: /ch This article adopts Minimax Probability Machine (MPM) and Extreme Learning Machine (ELM) for prediction of stability status of rock slope. The proposed MPM. How to Landscape With Artificial Rocks. Large boulders are commonly used as focal points in rock gardens, but the size and weight of boulders makes them difficult to move. Artificial rocks provide. As the rocks are placed, add fill material around and behind the rocks and tamp it thoroughly. Configure the rock wall so that the external face is inclined slightly into the slope (battered) using a (rise to run) batter angle. Battering shifts the center of gravity away from the toe and into the slope, and increases resistance to overturning.   2. Flyrock and Effective Parameters. Flyrock is unwanted rock fragments thrown during bench blasting in mines and civil constructions [].Flyrock, which is propelled rock fragments by energy of explosive beyond the blast zone, is one of the undesirable environmental impacts of blasting operations [].In flyrock mechanism, there is an affective relationship among explosive energy distribution.

Optimal combination of N10 with higher nutrients (added with % ICF, % cement, % peat soil, and % wood bits) and N13 with highest viscidity (added with % ICF, % cement, % peat soil, and % wood bits) than other combinations were obtained to be used in OSSS sprayed soils to reconstruct the bare high- and cut rock slopes.   Preliminary Discussion Regarding SVM Kernel Function Selection in the Twofold Rock Slope Prediction Model. Full Text HTML meaning that a comprehensive kernel function better embodies the failure mechanism of the rock slope when building a support vector machine (SVM) prediction model. and available book chapters across the entire ASCE. The bed rock of slope is mainly composed of grey and reddish monzonitic granite, which is hard and core bread, rib spalling frequently occurs in unloading zones, and aplitic granite dykes as well as dolerite dykes are exposed on the natural slope surface in places. The faults mainly develop along with dolerite dykes with a steep reversal dip angle. The new TLDR feature in Semantic Scholar automatically generates single-sentence paper summaries using GPT-3 style techniques, helping you decide which papers to read. CORD is a corpus of academic papers about COVID and related coronavirus research, .

Artificial Support of Rock Slopes. by K. Barron Download PDF EPUB FB2

Artificial rock slope, (man-)made rock slope künstliche Felsböschung f, künstliche Gesteinsböschung. artificial rock slope, (man-)made rock slope künstliche Felsböschung f, künstliche Gesteinsböschung Search within book.

Type for suggestions. Table of contents Previous. Page Navigate to page number. of Next. About this. Deals with the methods of assessing the stability of rock slopes and the techniques of improving the stability conditions of natural and artificial slopes which are at risk.

It also describes survey and measurement methods to model the behaviour of rock masses. Rock Slope Engineering covers the investigation, design, excavation and remediation of man-made rock cuts and natural slopes, primarily for civil engineering applications.

It presents design information on structural geology, shear strength of rock and ground water, including weathered : Duncan C. Wyllie. This classic handbook deals with the geotechnical problems of rock slope design. It has been written for the non-specialist mining or civil engineer, with worked examples, design charts, coverage of more detailed analytical methods, and of the collection and interpretation of geological and groundwater information and tests for the mechanicalCited by: 6.

In this paper, we extend a worldwide open pit slope stability database further and build on the use of an open pit mine slope stability index to predict the stability conditions, coupling Rock Engineering Systems (RES) and artificial neural networks, namely, Back Propagation and Self Organising by: 7.

Accordingly, and in order to achieve this goal, the high flexible learning capabilities of Artificial Neural Networks (ANNs) were applied in the development of a classification tool aiming to identify the stability condition of a rock and soil cutting slopes, keeping in mind the use of information usually collected during routine inspections.

An empirical system was developed to obtain a quality index for rock slopes in road infrastructures, named Slope Quality Index (SQI), and it was applied to a set of real slopes. 1. Introduction. Rockbolt is the most widely used support element in support systems in underground mines and civil tunnels.

Rockbolting design is indeed mainly based on experience and it appears that rockbolting design is simply a business of selection of rockbolt types and the determination of bolt length and spacing, but, one essentially uses, either explicitly or implicitly, a methodology.

1 Principles of rock slope design 1 Introduction 1 Scope of book 2 Socioeconomic consequences of slope failures 3 Principles of rock slope engineering 4 Civil engineering 4 Open pit mining slope stability 5 Slope features and dimensions 8 Rock slope design methods 8 Summary of design methods 8.

An overview of rock support design Introduction The potential for instability in the rock surrounding underground mine openings is an ever-present threat to both the safety of men and equipment in the mine.

In addition, because of dilution of the ore due to rock falls, the profitability of the mining operation may be reduced. Book Description.

Guidelines for Open Pit Slope Design is a comprehensive account of the open pit slope design process. Created as an outcome of the Large Open Pit (LOP) project, an international research and technology transfer project on the stability of rock slopes in open pit mines, this book provides an up-to-date compendium of knowledge of the slope design processes that.

Developed for a complete class in rock engineering, Design Analysis in Rock Mechanics, Second Edition uniquely combines the design of surface and underground rock excavations and addresses: Rock slope stability in surface excavations, from planar block and wedge slides to rotational and toppling failures Shaft and tunnel stability, ranging from naturally supported openings to analysis and design of artificial support and reinforcement systems Entries and pillars in stratified ground Three.

– Analysis of stability of slopes has been the subject of many research works in the past decades. Prediction of stability of slopes is of great importance in many civil engineering structures including earth dams, retaining walls and trenches. There are several parameters that contribute to the stability of slopes.

This paper aims to present a new approach, based on evolutionary polynomial. Emsco Group Natural Sandstone Look – Medium – Lightweight – Easy to Installx20x15 Landscape Rock out of 5 stars 2, $ $ 82 $ $   This book provides a new, necessary and valuable approach to the consideration of risk in underground engineering projects constructed within rock masses.

There are Chapters on uncertainty and risk, rock engineering systems, rock fractures and rock stress, the design of a repository for radioactive waste, plus two major case examples relating to the headrace tunnels and caverns for a.

Guidelines for Open Pit Slope Design is a comprehensive account of the open pit slope design process. Created as an outcome of the Large Open Pit (LOP) project, an international research and technology transfer project on the stability of rock slopes in open pit mines, this book provides an up-to-date compendium of knowledge of the slope design processes that should be followed and the.

Rock Slope Stability Analysis Hardcover – January 1, by Gian Paolo Giani (Author) See all formats and editions Hide other formats and editionsAuthor: Gian Paolo Giani.

ranging in competency from moderate to incompetent. In the design of artificial support systems to provide varying degrees of controlled wall closure and ground movement, an evaluation of load-carrying capacity of the natural rock structure is a prerequisite.

The most satisfactory forms of artificial support are backfilling/stowing, timbers/stulls. Guidelines for Open Pit Slope Design is a comprehensive account of the open pit slope design process. Created as an outcome of the Large Open Pit (LOP) project, an international research and technology transfer project on rock slope stability in open pit mines, this book provides an up-to-date compendium of knowledge of the slope design processes that should be followed and the tools that are.

Assessment of rock mass decay in artificial slopes By M. Huisman Topics: ADLIB-BOOK, ESA. Guidelines for Open Pit Slope Design is a comprehensive account of the open pit slope design process. Created as an outcome of the Large Open Pit (LOP) project, an international research and technology transfer project on the stability of rock slopes in open pit mines, this book provides an up-to-date compendium of knowledge of the slope design processes that should be followed and the tools Price: $ The stability of rock slopes is an important issue in both civil and mining engineering.

On civil projects, rock cuts must be safe from rock falls and large-scale slope instability during both. tion of the rock segments that will form the slope. Rock segment i.s the in-situ piece of rock that becomes the rockfall when it falls out of the slope.

Knowledge of the struc­ ture of the rock is needed to define the attitudes and spacings of the planes that cut the rock within and at the surface of the slope and form the roclt segments. The stability of natural slopes has a significant impact on civil engineering infrastructures (e.g., earth dams, and transmission roads) that rest near them.

This issue can be considered for different types of slopes, such as artificial and natural slopes. Hence, having a good approximation from the stability of such slopes is a vital task. Shakti Suman & S. Khan & S. Das & S. Chand, "Slope stability analysis using artificial intelligence techniques," Natural Hazards: Journal of the International Society for the Prevention and Mitigation of Natural Hazards, Springer;International Society for the Prevention and Mitigation of Natural Hazards, vol.

84(2), pagesNovember. The highly flexible learning capabilities of artificial neural networks (ANNs) and support vector machines (SVMs) were applied in the development of a tool able to identify the stability condition of rock and soil cutting slopes, keeping in mind the use of information usually collected during routine inspection activities (visual information.

As an example, such use is presented in a study on displacement monitoring to support rock slope designs on an I project in Washington (Norrish et al., ).

Summary of Literature Review Most of the recent instrumentation and monitoring literature is related to remote-sensing technologies and increased data quantities and at more.

Rockslides and rock avalanches in the Central Asian republics of the former Soviet Union are discussed in detail for the first time in an English-language book. These landslides include the Usoi rockslide, that dammed 75 km-long Lake Sarez, and the Khait rock avalanche that may have killed up.

Slope movement and analysis types -- 2. Rock Slope Engineering. Problem definition. Stability analysis methods. Static and dynamic equilibrium equations. Safety factor and limit equilibrium method. Effect of water pressure in rock discontinuities. Principal factors affecting rock slope stability analysis -- 3.

Chapter Outlines. A Guidelines for Open Pit Slope Design book contains 14 chapters that follow the life of mine sequence from concept through to order to help the practitioner deal with short comings in the investigation and design process, each chapter deliberately focuses on leading issues such as what data is required, how it should be processed and which analysis should be used.

RocTopple is an interactive software tool for performing toppling analysis and support design of rock slopes. RocTopple makes it easy to visualize the slope failure in both 2D and 3D.

Learn More. RocPlane. Design and analyze planar rock slopes with RocPlane.Includes artificial support design. RockPack III is a package of programs useful for all phases of rock slope analysis and design where stability is controlled by the orientations and characteristics of rock mass discontinuities (joints, bedding, foliations, faults, etc).

RockPack III is applicable to practically all rock excavations, including highway roadcuts, quarries, mines, and building excavations.Rock slope stability analyses are routinely performed and directed towards assessing the safe and functional design of excavated slopes (e.g.

open pit mining, road cuts, etc.) and/or the equilibrium conditions of natural slopes.