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ECIV 539 Experimental Methods in Geotechnical Engineering

1. Course Objectives

Students will learn how to apply state-of-the-art testing methods and data analyses on geotechnical experiments in the laboratory and field. This will be done through a combination of literature surveys, hands-on testing, and numerical modeling and simulation.

 

2. Required Texts/Readings

Most of the required readings will come from journal sources including

American Society for Testing and Materials: Geotechnical Testing Journal

American Society of Civil Engineering: Jour. of Geotechnical and Geoenvironmental Eng.

Soil Science Society of America Journal; Division S-1- Soil Physics

Textbook references include:

Methods of Soil Analysis; Volume 1, Physical and Mineralogical Methods, A. Klute ed SSSA

Experimental Soil Mechanics, J-P Bardet Prentice Hall

Manual of Soil Laboratory Testing, Vols. 1,2,3 by K.H. Head, Pentech Press

Operational Manuals for respective testing equipment

On-line tutorials for data-acquisition and signal conditioning

3. Instructional Delivery Strategy

Students will first review fundamentals of measurement, transducers, signal conditioning and data acquisition as it applies to geotechnical testing and measurement. Next they will perform hands-on tests using the equipment in the laboratory in a round-robin fashion so that every student has an opportunity to use as much equipment as possible. Additionally, the students will study articles on previous, similar testing and results as well as perform numerical modeling, where appropriate.

Lecture 30 %

Hands-on testing 40%

Student Discussions/Presentations 30%

4. Course Requirements

Lecture materials and literature survey knowledge will be evaluated by quizzes following the respective sections. When the students have completed a suite of tests, they will submit a short (3-5 pg text plus data appendices) summary report. Additionally, graduate students will study and apply the course information to their own research; either directly by applying the testing methods or indirectly by using test data to augment their analyses. This work will be presented to the class in a final written report and presentation. Undergraduates will be given a quiz on the final presentations of their classmates.

Grade Weights

            Graduate Credit                                               Undergraduate Credit

Quizzes 2@ 10%                     20%                 Quizzes 2@ 10%                     20%

Memo Reports 3@15%           45%                 Memo Reports 3@15%           45%

Class Participation                  15%                 Class Participation                  15%

Grad: Final Report/Pres          20%                 Quiz on Final Pres.                  20%

 

Grading Scale

90-100             A

80-89               B

70-79               C

60-69               D

<60                  F

5 Topical Outline:

Part 1 Measurement, Transducers, and Signal Conditioning(Weeks 1,2)

An Introduction to Measurements in Geotechnical Engineering         

Measurement Quantities and Transducers

Electronics: Power Supply and Signal Conditioning (Quiz)

Part 2 Data Acquisition and Test Control (Weeks 3,4)

Data Acquisition and Digital Signal Processing

Algorithms for Data Logging and Test Control (Quiz)

Part 3 Laboratory Strength and Modulus Testing (Weeks 5-10)

Index Testing

Direct Shear Testing

Triaxial Testing

Cyclic Triaxial Testing

Resilient Modulus Testing

Resonant Column Torsional Shear Testing (Memo Rept.)

Part 4 Laboratory Hydraulic Conductivity Testing (Weeks 11-13, w/pt 5)*

Constant and Falling Head Methods

Hydraulic Conductivity Testing by Constant Flow Method

Soil-Water Characteristic Curve Testing (Memo Rept.)

Part 5 Field and Non-Destructive Testing (Weeks 11-13, w/pt 4)*

Cone Penetrometer Testing

Standard Penetration Test

Shallow Seismic Testing: Surface Seismic and Cross-Hole Testing (Memo Rept.)

* Field work is often difficult to schedule, therefore it may be intertwined with the other laboratory testing

Part 6 Other Physical Modeling and Full-Scale Experimentation (End)

Centrifuge Testing

Full-Scale Prototype testing

(Research Report)