Geosynthetics/Waste Containment (E 4244)
Spring 2016
Thursday, 4:10-6:40


Class #
Date
Contents
Remarks
1
Jan 21  I. Introduction
1. General
2. Environmental Geotechnics
3. Regulatories

2
Jan 28
II. Geosynthetics Related to Waste Containment Applications
1. Introduction
2. Geomembranes

3
Feb 4
3. Geotextiles
4. Geonets/Geocomposites and Geogrids
5. Design by Function
6. Geosynthetic Clay Liners
7. Clay Minerals
8. Soil-Geosynthetic and Geosynthetic-Geosynthetic Interaction

4
Feb 11


5
Feb 18
III. Compacted Clay Liners
1. Introduction
2. Hydraulic Conductivity
3. Factors Affecting Permeabilities
4. Soil Fabrics (for clay minerals, see II-7)
5. Permeability-Laboratory Testing
6. Clay-Water/Waste Interaction (Diffused Double Layer)

6
Feb 25
6. Diffused Double Layer - continue
7. Field Testing
8. Construction Quality Control and Assusrance

7
March 3
IV. Modern Lining Systems
1. Introduction
2. Base and Side-Slope Lining Systems
3. Cover Lining Systems
4. Geomembrane Permeability
5. Leakage in Geomembrane Liner
Assignment 3
8
March 10
IX. Contaminant Transport
1. Introduction
2. Fick's Laws
3. One-Dimensional Advection-Diffusion Equation
4. Solution to Transport Equation
5. Slurry Walls

9
March 17
Spring break

10
March 24
Mid-Term Exam

11
March 31
V. Leachate Collection and Removal Systems
1. Introduction
2. Leachate Generation and Impingement
3. Leachate Collection
4. Perforated Pipe
Assignment: pipe layout and dimensioning
12
April 7 4. Perforated Pipe (cont)
5. Leachate and Gas Collection and Removal
VI. Defection Analysis of Pipes
1. Introduction
2. Deflection Ratio and Load
3. Soil Stiffness
4. Pipe Stiffness

13
April 14 5. Iowa Formula and Modified Iowa Formula
6. Design Example
7. Other Issues (Crushing, Buckling)
VII. Slope Stability Analysis of Liner Systems
1. Factor of Safety
2. Slope- Planar Mechanism
3. Culman (Francais) Analysis
4. Stability Analysis for Liner/Cover Systems

14
April 21
5. Anchorage of Geosynthetics
VII. Seismic Stability of Liner Systems
1. Seismicity
2. Seismic Stability- Planar Mechanism
3. Seismic Stability for Liner/Cover Systems
4. Permanent Displacement Analysis

15
April 28
VIII. Settlement
1. Immediate and Consolidation Settlements
2. Secondary Consolidation Settlement
3. Localized Deformation in Liner
4. Refuse Settlements
5. Empirical Model for Settlement Prediction
Power Law, Gibson-Lo Model, Hyperbolic (Ling et al.) Model






May 6-13
Final Exam