'Pore pressure' presentation slideshows

Effect of Shear Heating on Earthquake Dynamics

Effect of Shear Heating on Earthquake Dynamics. Hiroyuki Noda Nadia Lapusta. Weakness of mature faults and weakening mechanisms during rapid slip. 27. Feb. 2010. hnoda@caltech.edu. Outline. Observational facts on fault stress. Experimental results on rock friction.

748 views • 44 slides

Demian Saffer, Penn State Univ. SEIZE-Subfac workshop Heredia, Costa Rica June, 2007

From the trench to the seismogenic zone: Establishing links between low-T metamorphism, fluid pressure, and fault stability. Demian Saffer, Penn State Univ. SEIZE-Subfac workshop Heredia, Costa Rica June, 2007. Outline. 1. Overview: - Criteria for unstable slip

411 views • 31 slides

26 June 2012

Investigation on final closing section of sea dike. 26 June 2012. Gun Heo. Korea Rural Research Institute. Contents. I. Introduction. II. In-situ Experiments. - Borehole Image Processing System (BIPS). - In-Situ permeability test. III. Piezometer Installation. IV.

414 views • 31 slides

James PM Syvitski & Eric WH Hutton, CSDMS, CU-Boulder

399 views • 28 slides

Shear Strength of Soils

Shear Strength of Soils. N. Sivakugan. Duration: 17 min: 04 sec. failure surface. mobilised shear resistance. Shear failure. Soils generally fail in shear. embankment. strip footing. At failure, shear stress along the failure surface reaches the shear strength. failure surface.

754 views • 26 slides

Lake Loading Impact on the San Andreas Fault

Lake Loading Impact on the San Andreas Fault. SIO 234 - Geodynamics By: Bill Savran and Chris Trautner 12 December 2012. Background. (Luttrell et. al 2007). Lake Cahuilla (a.k.a Lake LeConte or the Blake Sea) Periodically-filled freshwater lake extending from Indio to Cerro Prieto (Mexico):

366 views • 26 slides

Permeability: An Overlooked Control on the Strength of Subduction Megathrusts?

331 views • 26 slides

Direct Evaluation of Effectiveness of Prefabricated Vertical Drains in Liquefiable Sand

U.S.-Taiwan Workshop on Soil Liquefaction. Direct Evaluation of Effectiveness of Prefabricated Vertical Drains in Liquefiable Sand. Wen-Jong Chang, National Chi Nan University Ellen M. Rathje, University of Texas at Austin Kenneth H. Stokoe, II , University of Texas at Austin

576 views • 25 slides

Assessment - Prevention - Mitigation

Why is scientific work in geohazard important - where does Geohazard fit in to oil business ?. Presented by James M. Strout. Assessment - Prevention - Mitigation. GEOHAZARDS, WHAT ARE THEY?

450 views • 23 slides

447 views • 22 slides

Creep, compaction and the weak rheology of major faults

387 views • 22 slides

347 views • 19 slides

Chung R Song, Ph.D., University of Mississippi

An Easy Method of Determining Hydraulic Conductivity of Soils using Pore Pressure Response of Piezocone Penetration Test. Chung R Song, Ph.D., University of Mississippi Sreekar Pulijala, Graduate Assistant, University of Mississippi. Overview. Hydraulic Conductivity and Piezocone

305 views • 19 slides

In Situ Testing

In Situ Testing. CPT & SPT. CPT Testing. CPT Testing. Three Measurements q C = Cone-tip resistance u P = Penetration pore pressure (piezocone) f S = sleeve friction Ratios FR = friction ratio = f S / q C

743 views • 14 slides

Pore Pressures During CPTU Testing

Pore Pressures During CPTU Testing. Robert Jaeger December 06, 2006. CPTU Testing. Records tip resistance, sleeve friction, pore pressure, and shear wave velocity. Figure 1: Illustrative results of SCPTu for geostratigraphic profiling of soils layers in Memphis, Tennessee. (Mayne, 2001) [3].

369 views • 13 slides

Overview CrownGeo Multiplot Lateral Analysis guide

Overview CrownGeo Multiplot Lateral Analysis guide.

179 views • 12 slides

LEAKAGE OF GAS THROUGH CAPROCKS: HEADSPACE GAS EVIDENCE FROM THE NORWEGIAN AND UK NORTH SEA.

LEAKAGE OF GAS THROUGH CAPROCKS: HEADSPACE GAS EVIDENCE FROM THE NORWEGIAN AND UK NORTH SEA. Selegha Abrakasa Andy Aplin Newcastle University. Potential Leakage Mechanisms. Along faults. Along fractures resulting from tectonic stress or high pore pressures.

269 views • 11 slides

Creep, c ompaction and the weak rheology of major faults

Seminar for Ge169-277 2012 Jan. Shengji Wei & Nadia Lapusta. Creep, c ompaction and the weak rheology of major faults. Sleep & Blanpied , 1992, Nature. Segall & Rice, 1995. ?. (decrease F or increase P f ).

180 views • 9 slides

Reservoir and Stimulation Break-Out Session

Reservoir and Stimulation Break-Out Session. Gas Well Deliquification Conference Efren Munoz Denver, 25-Feb-14. Topics Covered. Input data review Specific Nodal Analysis applications Production drawdown management. Input Data Review. Pr (from DFIT tests) DFIT answer 3 questions:

159 views • 6 slides

Introduction

Response of the Groundwater Wells in Alaska to Near and Distant Large Earthquakes Samik Sil (1) and Jeffrey T. Freymueller (2) University Of Alaska Fairbanks, Geophysical Institute, 903 Koyukuk Drive, Fairbanks, AK-99775. Conclusions

158 views • 1 slides