Risk Analysis in Slope Stability Analysis Landslide risk in Sweden

Slides:



Advertisements
Similar presentations
. Shoebury Common Flood Risk Management Scheme What is this exhibition for? This exhibition explains the various options considered for improving protection.
Advertisements

Excavation, week 2 M. S. Martin Sept Classification of Soils This and next four slides from Build Right - toolbox Site classification Soils are.
Xing Zhang Yifan Zhang Fan Yang.  A Large-scale Coal Mine locates at this area.  The problem of subsidence here is quite serious.  Use TRANSIENT.
Summary of Conceptual Design Site 3 Causeway Landfill Culvert Stabilization Marine Corps Recruit Depot Parris Island (CTO JM38) 19 August 2014.
GEOTECHNICAL ENGINEERING Session 07 Subject: S0012 / Introduction to Civil Engineering Year: 2007.
The Rissa Landslide By Peter Salvin & Oliver Daffarn.
By Andrew Burke, James Ferguson and Chris Silins.
Slide 1Fig. 22.1, p.669. Slide 2Fig. 22.3, p.670.
Civil Engineering The best kind!!!!!!!!!!!!!!!!!!.
Slide 1Fig. 17.1, p.513. Slide 2Table 17.1, p.514.
ic.ucsc.edu Sytsma 2005 Attiwill et al
Erosion – The Tree Connection Michala Peabody, UVM 2005 The goal is to compile visual evidence that clear-cutting is coincident with erosion in Vermont.
Climate & Transportation R&D program conducted by the Norwegian Public Roads Administration , cca 2,5 mill € Update design, construction, operation.
Types of Mass Movement By Tony, Ed, Steven Introduction In mass movement of soil gravity is the force acting to move surface materials such as soil and.
Bearing Capacity Theory
CE 120 Introduction to Civil Engineering
CE 120 Introduction to Civil Engineering
A West Hills backyard landslide before pin piles. The pin pile applications of Pro Landscape, Inc.
2013 Section Engineer’s Meeting.  Correct Type, Gauge, and Coating (Standard Drawings)  Based on Pipe Diameter, Fill Height & Soil pH  Obtain copy.
SLOPE STABILITY IN OPENCAST MINES
Rock Chute Mike Cox State Conservation Engineer Contractor Certification Training March 2008.
FROM UNDERGROUND … Address: 59, 3 rd September Str. GR 10433, Athens, Greece s:
1 Swedish Geotechnical Institute 1 Geoprocessing in landslide risk assessment and mapping Mats Oberg, SGI ESRI International.
1 Asia Singapore Building and Construction Authority (Building Engineering Division) Managing Geotechnical Risks – are we learning from our failures 29.
Steps: 1. Pre-processing Fill depressions Flow direction Flow accumulations 2. Stream definition (fig. a) Number of cells – 150 Areas – Km 2 2.
Overview of India’s concerns Presentation to GTR - BR members for the 6/MCGTR/Informal meeting 6 th - 7 th June 2006 NHTSA Office, Washington DC Presentation.
Impacts from a warming climate can cascade downstream Increase fire intensity Increase erosion and sedimentation Decrease summer flows and increase stream.
Sustainable Water Use & Global Water Resources Ch. 13.
Introduction to regression 3D. Interpretation, interpolation, and extrapolation.
AN INTEGRATED DESIGN CONCEPT … … FROM UNDERGROUND UP TO THE TOP ODOTECHNIKI LTD CONSULTING ENGINEERS Address: 59, 3 rd September Str.
Road damages and changes in the climate system CliPDaR.
YELGIP Workshop, Maribor, January 18th 2011 Making Cities Resilient, May 2015 Landslide risks in the Göta River Valley in a changing climate Exchange.
Compaction.
How does soil erosion and quality effect your life?
Dr. T.N.Singh Professor Rock Mechanics, Natural disaster, Climate change, Mining Research, Surface Mining.
Geological Engineering University of Wisconsin-Madison
Bridge Hydraulics and Geotechnical. BRIDGE HYDRAULICS AND GEOTECHNICAL TECHNICAL STANDARDS BRANCH INTRODUCTION TO BRIDGES TRANSPORTATION Slide 2 The Hydrological.
Coastal Development Permit for Geotechnical & Archaeological Investigation Application No Agenda item W14e Feb. 9, 2011 Shea Homes/Parkside Estates.
SOIL MECHANICS AND FOUNDATION ENGINEERING-II (CE 311)
SAL INSTITUTE OF TECHNOLOGY AND ENGEENIRING RESEARCH Ahmedabad B.E (3rd Semester)-Civil-Shift 2 December-2014 Shah Disha R.( ) Gosai Beran.( )
Bell Ringer When the landscape changes suddenly, it is considered Mass Movement….. Can you list 5 types of Mass movement? What could potentially cause.
GEOTECHNICAL ENGINEERING Session 07
Trench Hazards Introduce the module. Trenching & Excavations Continuing Education Third Quarter 2017 Session 3.
FE: Geotechnical Engineering
Mitigation of soil erosion
Mohamed AL-Habib (ID: ) Omar G. Abdullah (ID: )
Christopher R. Bennett Darejan Kapanadze The World Bank
Under supervision of: Dr. Sami A. Hijjawi
Bultfontein Road - Kimberley Slope Stability Evaluation
RISK ANALYSIS AND REMEDIAL WORKS AT KAAIMANS PASS
Ground Stability Issues Cause and Effect
Weathering.
on soft clay using finite element method Road & Highway Engineering
Seminar on prevention & control Landslides
Bo Lind, Swedish Geotechnical Institute
4th Annual Construction Law Summit
New Building Restrictions
Four Famous Historic Landslides of the Pittsburgh Area
HELLO THERE. THIS IS A TEST SLIDE SLIDE NUMBER 1.
Warmup What do you think is the best way to prevent erosion?   Why?
Jingwen He, Elise Jackson CEEn 544
Mass Movements/ Wasting
Swedish Geotechnical Institute (SGI) Bo Lind, Research Director
Stability of Slopes By: Alka Shah Civil Engineering Department
Human Activities on Mountainsides
Newbury slope: (a) slope cross-section and soil water retention and hydraulic conductivity function properties for the modelled London Clay; (b) history.
Geological Society, London, Engineering Geology Special Publications
Civil Engineering Dept.
The Technical Opportunities and Economic Implications of Permafrost Decay on Public Infrastructure in the Northwest Territories Ed Hoeve, P. Eng., TetraTech.
Exchange New Orleans - Gothenburg
Presentation transcript:

Risk Analysis in Slope Stability Analysis Landslide risk in Sweden - geology and geo-technology Göran Sällfors 2013-05 28

2019-04-27 Göran Sällfors 2013-05 28

2019-04-27 Göran Sällfors 2013-05 28

From the perspective of a geotechnical engineer 2019-04-27 Göran Sällfors 2013-05 28 From the perspective of a geotechnical engineer

F = R / E = τ(faiure) / τ(mobilized) 2019-04-27 Göran Sällfors 2013-05 28 F = R / E = τ(faiure) / τ(mobilized)

2019-04-27 Göran Sällfors 2013-05 28

2019-04-27 Göran Sällfors 2013-05 28

* loads (road, railroad) Static Time dependent * pore pressure * loads (road, railroad) 2019-04-27 Göran Sällfors 2013-05 28

We have methods for determining - U(200 years) 2019-04-27 Göran Sällfors 2013-05 28 We have methods for determining - U(200 years) - Max load from road and railroad

(landscaping, construction ... Future changes 2019-04-27 Erosion Climate Human activity (landscaping, construction ... Göran Sällfors 2013-05 28

How to handle Erosion How much can we accept Monitoring 2019-04-27 How much can we accept Monitoring Erosion protection Göran Sällfors 2013-05 28

How to handle Erosion Climate u(200 years) 2019-04-27 Göran Sällfors 2013-05 28

How to handle Erosion Climate Human activity most difficult filling piling excavation 2019-04-27 Göran Sällfors 2013-05 28

When F is too small, then P(f) is too larg, and then some Action is required so that P(f) is decreased and becomes satisfactory. 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Improving the stability - Methods Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Methods 2019-04-27 Göran Sällfors 2013-05 28

Improving the stability - Extent of Remedial Work 2019-04-27 Conservative F(min) = a given value irrespective of existing F Reasonable? The lower F, the larger the percentage increase is required Göran Sällfors 2013-05 28

Improving the stability - Extent of Remedial Work 2019-04-27 Conservative F(min) = a given value irrespective of existing F Reasonable? The lower F, the larger the percentage increase is required The smaller Coefficient of variation for F, the smaller percentagewise improvement of F Göran Sällfors 2013-05 28

2019-04-27 2:96 fig Göran Sällfors 2013-05 28

Coupled to consequence ... .. . 2019-04-27 Coupled to consequence ... .. . Göran Sällfors 2013-05 28

Engineeringn judgement - earlier sliding activity 2019-04-27 Engineeringn judgement - earlier sliding activity Göran Sällfors 2013-05 28

Engineeringn judgement - earlier sliding activity - risk for erosion 2019-04-27 Engineeringn judgement - earlier sliding activity - risk for erosion Göran Sällfors 2013-05 28

Engineeringn judgement - earlier sliding activity - risk for erosion 2019-04-27 Engineeringn judgement - earlier sliding activity - risk for erosion - climate change Göran Sällfors 2013-05 28

Engineeringn judgement - earlier sliding activity - risk for erosion 2019-04-27 Engineeringn judgement - earlier sliding activity - risk for erosion - climate change - future land use Göran Sällfors 2013-05 28

Engineeringn judgement - earlier sliding activity - risk for erosion 2019-04-27 Engineeringn judgement - earlier sliding activity - risk for erosion - climate change - future land use - ... .. . Göran Sällfors 2013-05 28

2019-04-27 Thank you ! - Comments? Göran Sällfors 2013-05 28